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Boil patents



      

This page is updated frequently with new Boil-related patent applications.




Date/App# patent app List of recent Boil-related patents
07/21/16
20160208185 
 Fischer-tropsch derived gas oil fraction patent thumbnailnew patent Fischer-tropsch derived gas oil fraction
The present invention provides a fischer-tropsch derived gas oil fraction having an initial boiling point of at least 215° c. And a final boiling point of at most 250° c.
Shell Oil Company


07/21/16
20160208184 
 Fischer-tropsch derived gas oil fraction patent thumbnailnew patent Fischer-tropsch derived gas oil fraction
The present invention provides a fischer-tropsch derived gas oil fraction having an initial boiling point of at least 270° c. And a final boiling point of at most 305° c.
Shell Oil Company


07/21/16
20160207871 
 Method for post-treating polyol esters patent thumbnailnew patent Method for post-treating polyol esters
In which r1 and r2 are each independently hydrogen, an alkyl radical having 1 to 5 carbon atoms, preferably methyl, ethyl or propyl, or a hydroxyalkyl radical having 1 to 5 carbon atoms, preferably the hydroxymethyl radical, m is an integer from 1 to 10, preferably 1 to 8 and especially 1, 2, 3 or 4, o is an integer from 2 to 15, preferably 2 to 8 and especially 2, 3, 4 or 5, with excess linear or branched aliphatic monocarboxylic acids having 3 to 20 carbon atoms and having a lower boiling point than the polyols used. The process is carried out in the presence of a lewis acid and in the presence of an adsorbent, while removing the water formed, characterized in that the excess monocarboxylic acid is removed by distillation and water is added to the crude ester obtained at a temperature below the boiling point of water at the particular pressure and the crude ester with added water is aftertreated with avoidance of basic compounds, and the sparingly soluble conversion products and the adsorbent present in the esterification reaction are filtered off..

07/21/16
20160207849 
 Combined preparation of at least butene and octene from ethene patent thumbnailnew patent Combined preparation of at least butene and octene from ethene
A process for the combined preparation of at least butene and octene from ethane, proceeds by a) providing an inert solvent having a boiling point or boiling range below the boiling point of butene; b) providing a first feed mixture comprising at least the inert solvent and ethene dissolved therein; c) converting the first feed mixture in a first synthesis; d) in the first synthesis, oligomerizing at least a portion of the ethene present in the first feed mixture in the presence of a first heterogeneous catalyst and in the presence of the inert solvent to obtain a first reaction mixture comprising at least the inert solvent, butene, hexene and octene; e) working-up of the first reaction mixture and/or a substance stream based thereon into a low boiler fraction comprising the inert solvent, at least one c4-fraction comprising butenes, a c6-fraction comprising hexenes, a c8-fraction comprising octenes and into a c8+-fraction comprising hydrocarbons having more than eight carbon atoms; f) using at least a portion of the low boiler fraction for providing the first feed mixture; g) providing a second feed mixture comprising at least hexene and ethene dissolved in the hexene using at least a portion of the c6-fraction; h) converting the second feed mixture in a second synthesis, wherein the second synthesis is spatially separated from the first synthesis; i) in the second synthesis, reacting at least a portion of the ethene present in the second feed mixture with at least a portion of the hexene present in the second feed mixture in the presence of a second heterogeneous catalyst to obtain a second reaction mixture comprising at least octene; and k) joint working-up of the second reaction mixture with the first reaction mixture or with the substance stream based thereon.. .
Evonik Degussa Gmbh


07/21/16
20160207848 
 Combined preparation of butene and octene from ethene patent thumbnailnew patent Combined preparation of butene and octene from ethene
A process for the combined preparation of a butene and an octene from ethene, proceeds by: a) providing a solvent having a boiling point or boiling range above the boiling points of the butenes and below the boiling points of the octenes and wherein the solvent is an inert solvent or is hexene alone or is hexene admixed with pentane or hexane or heptane or is a mixture of pentane, hexane, and heptane; b) providing a first feed mixture containing at least the solvent and ethene dissolved therein; c) providing a second feed mixture containing at least hexene, the solvent and also ethene dissolved in the solvent and/or in the hexene; d) transferring the first feed mixture into a first synthesis and the second feed mixture into a second synthesis, wherein the first and second syntheses are physically separated from one another; e) oligomerising of at least part of the ethene present in the first feed mixture in the presence of a first heterogeneous catalyst and in the presence of the solvent in the first synthesis to give a first reaction mixture comprising at least the solvent, butene and hexene; f) separating a butene-containing low boiler fraction from the first reaction mixture or from a stream based on the first reaction mixture; g) separating an intermediate boiler fraction containing hexene and the solvent from the first reaction mixture or from a stream based on the first reaction mixture; h) using at least part of the intermediate boiler fraction in the course of providing the second feed mixture; and i) reacting at least part of the ethene present in the second feed mixture with at least part of the hexene present in the second feed mixture in the presence of a second heterogeneous catalyst and in the presence of the solvent in the second synthesis to give a second reaction mixture comprising at least octene and the solvent.. .
Evonik Degussa Gmbh


07/21/16
20160206569 
 Cataplasm and  producing the same patent thumbnailnew patent Cataplasm and producing the same
A gel patch comprising a plaster layer on a support, the plaster layer comprising a mixture of at least a neutralized polyacrylic acid, a poly(methyl acrylate/2-ethylhexyl acrylate) emulsion, and water, wherein the poly(methyl acrylate/2-ethylhexyl acrylate) emulsion is an emulsion having an evaporation residue of 57 to 61% by heating at or above the boiling point of the medium and is present in an amount of at least 2.5 times and preferably at least 3 times the mass of the neutralized polyacrylic acid.. .
Hisamitsu Pharmaceutical Co., Inc.


07/14/16
20160200961 
 Volatile surfactant treatment for subterranean formations patent thumbnailVolatile surfactant treatment for subterranean formations
A method of treating a treatment zone of a well, the method comprising: (a) forming a treatment fluid comprising: (i) a continuous gas phase comprising a gas; and (ii) a surfactant, wherein the surfactant has the following characteristics: (a) a normal boiling point less than 500° f. (260° c.) without significant thermal decomposition; and (b) providing a dynamic surface tension of less than about 40 dynes/cm for a 0.1 wt % solution, or having an hlb (griffin) in the range of about 2 to about 20, or both; wherein the surfactant is dispersed in the gas; and (b) introducing the treatment fluid into the treatment zone..
Halliburton Energy Services, Inc.


07/14/16
20160200631 
 Process and additive to improve adhesion of building compositions to substrates patent thumbnailProcess and additive to improve adhesion of building compositions to substrates
The present invention relates to the use of an additive as well as a process to improve the adhesion of a mortar to a building substrate, wherein the mortar is mixed with said additive and is applied to a building substrate selected from the group of polystyrene-containing substrates, polyolefin-containing substrates or polyvinyl chloride-containing substrates, the additive containing (i) a plasticizer that is liquid at 50° c. Or lower, has a boiling point of 100° c.
Akzo Nobel Chemicals International B.v.


07/14/16
20160200588 
 Method for producing barium titanate powder patent thumbnailMethod for producing barium titanate powder
The invention provides a method for producing barium titanate powder comprising the steps of: adding an aqueous slurry of anatase hydrous titanium oxide having a bet specific surface area in the range of 200 to 400 m2/g and a half width of diffraction peak of (101) plane in the range of 2.3° to 5.0° as measured by x-ray diffraction to an aqueous solution of barium hydroxide while maintaining the aqueous solution of barium hydroxide at a temperature in the range from 80° c. To the boiling point thereof under normal pressure to cause a reaction of the barium hydroxide with the hydrous titanium oxide to provide an aqueous slurry of barium titanate precursor; and subjecting the barium titanate precursor thus obtained to hydrothermal treatment over a period of time shorter than 24 hours to provide barium titanate particles..
Sakai Chemical Industry Co., Ltd.


07/07/16
20160193489 
 Automatic fire extinguishing equipment patent thumbnailAutomatic fire extinguishing equipment
The fire extinguishing equipment consists of a fire extinguishing agent 14 and a sealed container 12 filled with the fire extinguishing agent 14. And the fire extinguishing agent 14 is comprised with a compound that is liquid at 25 degrees celsius (room temperature) at least and that has a boiling point of at least 75 degrees celsius or less, having fire extinguishing effect.

06/30/16
20160190002 

High boiling temperature solvent additives for semiconductor processing


A method for forming an interconnect structure includes forming a patterned layer over a substrate, the patterned layer having an opening therein. A dielectric material is filled in the opening.

06/30/16
20160187038 

Refrigeration apparatus


A refrigeration apparatus includes: a refrigerant circuit that condenses a refrigerant discharged from a compressor, decompresses the refrigerant with a capillary tube, and causes the refrigerant to evaporate in an evaporator to exhibit a refrigeration effect, wherein, as the refrigerant in the refrigerant circuit, a mixed refrigerant containing a first refrigerant having a boiling point in an ultralow temperature range of not less than −89.0° c. And not more than −78.1° c.

06/30/16
20160186077 

Integrated catalytic cracking with ethanol conversion to fuel


Processes relating to the conversion of ethanol in a stripper unit of a fluidized catalytic cracking system. An ethanol stream comprising at least 4 volume percent water mixes with a catalyst in the stripper unit under conditions of temperature that favor conversion of the ethanol to hydrocarbons, thereby increasing incorporation of ethanol into liquid transportation fuels without exceeding regulatory limits on fuel vapor pressure.

06/30/16
20160186074 

System for integrated catalytic cracking with ethanol conversion to fuel


System relating to the conversion of ethanol in a stripper unit of a fluidized catalytic cracking system. An ethanol stream comprising at least 4 volume percent water mixes with a catalyst in the stripper unit under conditions of temperature that favor conversion of the ethanol to hydrocarbons, thereby increasing incorporation of ethanol into liquid transportation fuels without exceeding regulatory limits on fuel vapor pressure.

06/30/16
20160186047 

Fluid composition for stimulation in the field of oil and gas production


A fracturing carrier fluid for fracturing a subterranean formation contains at least one linear or branched hydrofluorocarbon ether compound having a boiling point, at a pressure of 1 atmosphere, of between 0° c. And 90° c.

06/30/16
20160186046 

Fluid composition for stimulation in the field of oil and gas production


A fracturing carrier fluid for fracturing a subterranean formation has at least one linear or branched hydrofluorocarbon compound having a boiling point, at a pressure of 1 atmosphere, of between 0° c. And 65° c.

06/30/16
20160184859 

Substrate liquid processing apparatus and method, and computer-readable storage medium storing substrate liquid processing program


Provided is a substrate liquid processing apparatus that processes a substrate with a processing liquid. The substrate liquid processing apparatus includes: a processing liquid storage unit configured to store the processing liquid therein; a processing liquid heating unit configured to heat the processing liquid, a controller configured to control the processing liquid heating unit; a temperature sensor; and a concentration sensor connected to the controller.

06/23/16
20160178246 

Refrigeration apparatus


A refrigeration apparatus includes: a refrigerant circuit constituted by a compressor, a condenser, a decompressor, and an evaporator connected in this order in a loop, wherein, as a refrigerant in the refrigerant circuit, a refrigerant composite material that contains a first refrigerant of an ultralow temperature range refrigerant having a boiling point of not less than −89.0° c. And not more than −78.1° c., carbon dioxide (r744), and a second refrigerant that is soluble in the carbon dioxide (r744) at a temperature lower than a boiling point of the carbon dioxide (r744) is used..

06/23/16
20160177075 

Polyolefin dispersion compositions for making high vapor transport hydrophobic coatings


The present invention provides compositions for water vapor permeable hydrophobic coating comprising a blend of (i) a primary polyolefin dispersion of one or more large particle size polyolefins having a melting point of at least 95° c., and an average particle size of from 1 to 5 microns, and containing a volatile base and a 14 to 40 carbon long chain linear carboxylic acid dispersing agent, and (ii) a film forming second dispersion of one or more polymers having an average particle size of from 0.1 to 1.0 microns chosen from one or more polyolefins having a melting point from 50 to 90 ° c. Further containing an at least partially neutralized olefin containing dispersing agent, one or more alkyl celluloses which further contain a plasticizer having a boiling point of 250° c.

06/23/16
20160177029 

Thermal enhancement of the purification process for interfacial polycarbonate and copolymer polycarbonates


In an embodiment, a process of purifying a polycarbonate comprises: polymerizing a dihydroxy compound and a carbonate source via an interfacial reaction in the presence of a catalyst to form a product mixture comprising an aqueous phase and an organic phase, wherein the organic phase comprises the polycarbonate, the catalyst, ions, and a solvent having a boiling point tb; heating the product mixture to greater than or equal to tb; separating the aqueous phase and the organic phase at a temperature greater than or equal to tb to form a separated organic phase and a separated aqueous phase; extracting the catalyst from the separated organic phase; and extracting the ions from the separated organic phase; wherein if a centrifuge is used in the extracting of the catalyst, the extracting of the ions, or both, the process further comprises cooling a stream entering the centrifuge to less than tb.. .

06/23/16
20160176768 

Method and plant for treatment of organic waste


The present invention relates to methods and plants for the treatment of an organic waste material, wherein waste is subjected to anaerobic fermentation in a biogas digester; effluent is mechanically separated from the biogas digester into a concentrated fraction and a liquid fraction; the liquid fraction is heated to a high temperature below the boiling point of the liquid; the heated liquid is introduced to a flash column to partially remove volatile carbon dioxide, the ph of the liquid is elevated and ammonia is removed from the liquid.. .

06/16/16
20160168502 

Osp-containing composition for automotive brake fluid


Accordingly, the osp-containing composition for brake fluid may decreases a moisture absorption amount of the brake fluid in the air and maintain a high boiling point of the brake fluid for a long period of time, thereby extending a period for changing brake fluid and improving corrosion prevention performance, metal wear prevention performance, and an operation of a master cylinder.. .

06/16/16
20160168413 

Coating compositions, coatings and methods for sound and vibration damping and water resistance


A coating composition having a measured solids content of at least 95% according to test method astm d2369 is disclosed. The composition includes a mixture of (a) a polymer prepared from one or more functional monomers having a (meth)acrylic monomer, an allyl monomer, or combinations thereof each having an ethylenically unsaturated double bond and an additional reactive functional group, and (b) a reactive diluent.
Ppg Industries Ohio, Inc.


06/16/16
20160168411 

Coating compositions, coatings and methods for sound and vibration damping and water resistance


A coating composition having a measured solids content of at least 95% according to test method astm d2369 is disclosed. The composition includes a mixture of (a) a polymer prepared from one or more functional monomers comprising a (meth)acrylic monomer, an allyl monomer, or combinations thereof each having an ethylenically unsaturated double bond and an additional reactive functional group, and (b) a reactive diluent.
Ppg Industries Ohio, Inc.


06/16/16
20160168341 

Continuous manufacturing process for rubber masterbatch and rubber masterbatch prepared therefrom


Disclosed are a continuous manufacturing process for a rubber masterbatch and a rubber masterbatch prepared therefrom. The manufacturing process comprises: 1): a filler is added to a rubber solution, forming a rubber/filler/solvent mixture by stirring; 2): the rubber/filler/solvent mixture obtained in step 1) is fed into a coagulator, and is coagulated after optionally being brought into contact and mixed with one or more fluids of nitrogen, steam, water, aqueous slurry of filler, and oil in the coagulator, resulting in a mixture of a rubber/filler composite and a solvent; 3): the mixture obtained in step 2) is directly passed into a heating medium at a temperature higher than the boiling point of the solvent, the polarity of the medium being different from that of the solvent used, the mixture is coagulated and deswelled, and the solvent is evaporated rapidly, thereby forming a mixture of a rubber/filler composite and the solvent containing the heating medium; and 4): the solvent is removed and the remaining mixture is dried, resulting in a rubber/filler masterbatch..
Eve Rubber Institute Co., Ltd.


06/16/16
20160166950 

Reaction method accompanied by production of gas component


The present invention relates to a reaction method comprising a step of supplying a liquid containing at least one raw material compound and a low-boiling compound having a standard boiling point lower than a standard boiling point of the raw material compound to a flow channel, a step of heating the liquid to produce a liquid reaction product and a gas component by a reaction of the raw material compound, and a step of separating a liquid phase containing the reaction product from a gas phase containing the gas component and the low-boiling compound.. .
Asahi Kasei Chemicals Corporation


06/09/16
20160161150 

Solar powered cooking device


A cooking device includes a heatable element for providing heat for cooking food. The heatable element includes a fluid channel through which a heating fluid flows for transferring heat from the heating fluid to the heating element.

06/09/16
20160160133 

Ethanol to fuels in a catalytic cracking unit stripper


Processes relating to the conversion of ethanol in a stripper unit of a fluidized catalytic cracking system. An ethanol stream mixes with a catalyst in the stripper unit under conditions of temperature that favor conversion of the ethanol to hydrocarbons, thereby increasing incorporation of ethanol into liquid transportation fuels without exceeding regulatory limits on fuel vapor pressure.
Phillips 66 Company


06/09/16
20160160115 

Volatile surfactant treatment for use in subterranean formation operations


Methods including providing a treatment fluid comprising: a gas; and a volatile surfactant dispersed in the gas, wherein the volatile surfactant has a normal boiling point of less than 260° c. Without substantial thermal decomposition and a dynamic surface tension of less than about 40 dynes/cm for a 0.1% solution; and intermittently introducing the treatment fluid and an aqueous fluid into a treatment zone in a subterranean formation..
Halliburton Energy Services, Inc.


06/09/16
20160159112 

Surface modifier for polyimide resin and surface-modifying polyimide resin


The present invention relates to a polyimide resin surface modifier which modifies the surface of a polyimide resin to permit easy absorption of metal ions, and a surface-modifying method for polyimide resins using the same. The surface modifier contains an alkali component, an organic solvent having hydroxy groups and a boiling point of 120° c.
Seiren Co., Ltd.


06/02/16
20160154326 

Electrophotographic photosensitive member, producing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus


The charge generating layer includes a gallium phthalocyanine crystal in which an organic compound (p) is contained, the organic compound (p) is at least one compound selected from the group consisting of dimethylsulfoxide, n,n-dimethylformamide, n-methylformamide, n-propylformamide, n-vinylformamide and n-methylpyrrolidone, the content of the organic compound (p) is 0.1% by mass or more and 1.5% by mass or less based on a gallium phthalocyanine in the gallium phthalocyanine crystal, and the charge transporting layer includes a resin having a siloxane structure, and a compound (q) having a boiling point of 150° c. Or more at 1 atm..
Canon Kabushiki Kaisha


06/02/16
20160152845 

White ink, ink set, ink cartridge, inkjet recording apparatus, inkjet recording method, and recording method


Provided is a white ink, including water, a water-soluble organic solvent, and a colorant including hollow resin particles, wherein the water-soluble organic solvent includes at least one of a monohydric alcohol having a boiling point of 240° c. Or lower and a diol having a boiling point of 240° c.

05/26/16
20160148814 

Liquid titanium oxide compositions, methods for forming the same, and methods for etching material layers of or overlying substrates using the same


Liquid titanium oxide compositions, methods for forming such compositions, and methods for etching material layers using such compositions are provided. In accordance with an exemplary embodiment, a liquid titanium oxide composition contains a solvent system, an organotitanate, and a high boiling point solvent having a boiling point in the range of about 140° c.
Honeywell International Inc.


05/26/16
20160145511 

Hydroprocessing for lubricant basestock production


Methods are provided for hydroprocessing a feed (such as hydrotreating, hydrocracking, or hydrofining a feed) to generate a product with a reduced or minimized aromatics content relative to the severity of the hydroprocessing conditions. In some types of hydroprocessing applications, it can be desirable to select the severity of hydroprocessing conditions to achieve a desired level of removal for sulfur, a desired level for removal of nitrogen, and/or a desired level for increasing the viscosity index of a feed.
Exxonmobil Research And Engineering Company


05/26/16
20160145177 

Method for purifying 2-fluorobutane


The present invention is a method for 2-fluorobutane to obtain highly purified 2-fluorobutane through a process comprising a step for: bringing crude 2-fluorobutane that includes 5 to 50 wt % of butene into contact with a brominating agent that can form a bromonium ion in an aprotic polar solvent in the presence of water or an alcohol having up to 4 carbon atoms; converting the butene into compounds having a boiling point higher than that of 2-fluorobutane, then recovering 2-fluorbutane from the reaction solution; and purifying the recovered 2-fluorabutane by distillation.. .
Zeon Corporation


05/19/16
20160137951 

Solvent extraction of products from algae


Processes for extracting product molecules from an algae feed are provided. The algae feed represents an input stream, batch sample, or other algae portion suitable for use in product extraction.
Synthetic Genomics, Inc.


05/19/16
20160136307 

Nanoparticles for magnetic particle imaging applications


One method of preparing a nanoparticle can include decomposing a compound at a high temperature, adding an acid to the solvent to form a reaction mixture, increasing the temperature of the reaction mixture to boiling point of the reaction mixture, and heating the reaction mixture at the boiling point for 60 to 120 minutes to produce the nanoparticle. The coated nanoparticle or the nanoparticle can be used in magnetic particles imaging..
Massachusetts Institute Of Technology


05/12/16
20160133945 

Method of manufacturing membrane electrode assembly, and membrane electrode assembly


There is provided a method of manufacturing a membrane electrode assembly that has an electrode catalyst layer formed on a surface of an electrolyte membrane. The electrode catalyst layer formed in the membrane electrode assembly is produced by a drying process that dries a catalyst ink which includes catalyst-supported particles having a catalyst metal supported thereon, a solvent and an ionomer, at a predetermined temperature.
Toyota Jidosha Kabushiki Kaisha


05/12/16
20160133863 

Formulation and preparation of organic electronic devices


The present invention relates to novel formulations comprising an organic semiconductor (osc) and one or more organic solvents. The formulation comprises a viscosity at 25° c.
Merck Patent Gmbh


05/12/16
20160130453 

Water-based ink for inkjet recording


There is provided a water-based ink for ink-jet printing which is excellent in optical density when printed on any of a high-water absorbing recording medium and a low-water absorbing recording medium, spreading of the dot size on the low-water absorbing recording medium, and rub fastness. The present invention relates to a water-based ink for ink-jet printing, including pigment-containing water-insoluble polymer particles a, water-insoluble polymer particles b, an organic solvent c and water, in which the water-insoluble polymer particles a are constituted of a water-insoluble polymer (a) including a constitutional unit derived from an ionic monomer, a constitutional unit derived from an aromatic ring-containing hydrophobic monomer and a constitutional unit derived from a specific hydrophilic nonionic monomer; the constitutional unit derived from the hydrophilic nonionic monomer is present in an amount of not less than 13% by mass and not more than 45% by mass on the basis of whole constitutional units in the water-insoluble polymer (a); the organic solvent c includes one or more organic solvents having a boiling point of 90° c.
Kao Corporation


05/05/16
20160126594 

Nonaqueous electrolyte solution and nonaqueous secondary battery


A nonaqueous electrolyte solution including a nonaqueous solvent; an electrolyte; and a combustion inhibitor, in which the combustion inhibitor contains a phosphazene compound, and specific conditions are defined by boiling points of a combustion inhibitor, a boiling point of a solvent, and the like.. .
Fujifilm Corporation


05/05/16
20160126576 

Redox systems


A composition comprising a polyoxometalate and an additive tolerant to the properties of the polyoxometalate, wherein the properties of the polyoxometalate are maintained despite the presence of the additive, and wherein the additive is effective to reduce the freezing point and/or elevate the boiling point of the composition. Such a composition may be used in a fuel cell..
Acal Energy Ltd.


05/05/16
20160124307 

Substrate treatment method, computer storage medium and substrate treatment system


A substrate treatment method includes: a polymer separation step of phase-separating a block copolymer into a hydrophilic polymer and a hydrophobic polymer; and a polymer removal step of selectively removing the hydrophilic polymer from the phase-separated block copolymer, wherein in the polymer removal step, the hydrophilic polymer is removed by: irradiating the phase-separated block copolymer with an energy ray; then supplying a first polar organic solvent having a first degree of dissolving the hydrophilic polymer, being lower in boiling point than water and capable of dissolving water, and not dissolving the hydrophobic polymer, to the block copolymer; and then supplying a second polar organic solvent having a second dissolving degree lower than the first dissolving degree, being higher in boiling point than water, and not dissolving the hydrophobic polymer, to the block copolymer.. .
Tokyo Electron Limited


05/05/16
20160122563 

Inkjet discharge method, pattern formation method, and pattern


The present invention provides a discharge method which makes it possible to appropriately perform discharge even when a head for discharging microdroplets having a size of equal to or less than 6 pl that is necessary for controlling a residual film (forming a thin film and achieving uniformity) is used, and makes it possible to obtain an excellent pattern having excellent release properties. The discharge method is an inkjet discharge method including discharging a photocurable composition in the form of liquid droplets having a size of equal to or less than 6 pl, in which the composition satisfies the following (a) to (c), (a) containing a fluorine-containing material in a proportion of equal to or less than 4% by mass of the composition; (b) having a surface tension of 25 mn/m to 35 mn/m; and (c) containing a solvent having a boiling point of equal to or less than 200° c.
Fujifilm Corporation


05/05/16
20160122524 

Heat ray-shielding particle-containing composition and producing the same, heat ray-shielding film, and heat ray-shielding laminated transparent base material


By use of composite tungsten oxide particles having high heat ray-shielding effect while mainly composed of polyvinyl acetal resin, a heat ray-shielding particle is provided, having excellent optical performance and high weather resistance, which includes composite tungsten oxide particle expressed by general formula mywoz (wherein m is one or more kinds of element selected from cs, rb, k, tl, in, ba, li, ca, sr, fe, sn, al, and cu, satisfying 0.1≦y≦0.5, 2.2≦z≦3.0) and having hexagonal crystal structure; and at least one of a dispersant having acrylic backbone, having amino group as functional group, and having thermal decomposition temperature of 200° c. Or more, and dispersant having acrylic backbone, having hydroxyl group or carboxyl group as functional group, and having thermal decomposition temperature of 200° c.
Sumitomo Metal Mining Co., Ltd.


04/28/16
20160116209 

Floating liquefied-gas production facility


This floating liquefied-gas production facility (1) is equipped with: a gas turbine unit (20); a liquefaction facility (90) that has a primary refrigeration compressor (40) driven by the gas turbine unit (20), and cools natural gas; a drum-circulation-type exhaust heat recovery boiler (30) that recovers the energy of exhaust heat from the gas turbine unit (20) as steam; a component separation system (85) that uses the steam generated by the drum-circulation-type exhaust heat recovery boiler (30) as a heat source to separate components in natural gas obtained from the ocean floor, and sends said components to the liquefaction facility (90); and a fuel gas supply device (100) that compresses end-flash gas and/or boil-off gas, and supplies said compressed gas to the gas turbine unit (20) as fuel.. .
Mitsubishi Heavy Industries Compressor Corporation


04/28/16
20160115568 

Method of recovering copper and precious metals


Provided is a method of recovering copper and one or more precious metals comprising leaching copper-bearing ore and/or concentrate under atmospheric or slightly pressurized conditions at a temperature below the boiling point of the leach solution in a sulfuric acidic solution in the presence of one or more alkali metal or alkali earth metal halides, whereby the total halide concentration is from 30 to 115 g/l, to dissolve copper and to obtain a leaching liquor comprising copper, sulfur species, and halides in solution. The leaching liquor is then subjected to a solid-liquid separation after which a first aqueous pregnant leach solution and a copper depleted leaching residue are obtained.
Outotec (finland) Oy


04/28/16
20160115362 

Refrigerants containing (e)-1,1,1,4,4,4-hexafluorobut-2-ene


A composition including (e)-1,1,1,4,4,4-hexafluorobat-2-ene as a mixture with at least one hydrocarbon, hydrofluorocarbon or fluoroolefin compound having a boiling point less than or equal to −12° c., and also to the use of this composition as a heat transfer fluid. A process for reducing the environmental impact of heat-transfer equipment including a vapor compression circuit containing an initial heat-transfer fluid, said process comprising a step replacing the initial heat-transfer fluid in the vapor compression circuit with a final heat-transfer fluid, the final heat-transfer fluid having a gwp which is lower than the initial heat-transfer fluid, wherein the final heat-transfer fluid is the above composition..
Arkema France


04/28/16
20160115140 

Part-stream distillation


A continuous process for the preparation of propylene oxide, comprising (a) reacting propene, optionally admixed with propane, with hydrogen peroxide in a reaction apparatus in the presence of acetonitrile as solvent, obtaining a stream s0 containing propylene oxide, acetonitrile, water, at least one further component b, optionally propene and optionally propane, wherein the normal boiling point of the at least one component b is higher than the normal boiling point of acetonitrile and wherein the decadic logarithm of the octanol-water partition coefficient (log kow) of the at least one component b is greater than zero; (b) separating propylene oxide from s0, obtaining a stream s1 containing acetonitrile, water and the at least one further component b; (c) dividing s1 into two streams s2 and s3; (d) subjecting s3 to a vapor-liquid fractionation in a fractionation unit, obtaining a vapor fraction stream s4 being depleted of the at least one component b; (e) recycling at least a portion of s4, optionally after work-up, to (a).. .
Dow Global Technologies Llc


04/21/16
20160109193 

Equipment and method


Disclosed herein is a heat transfer system comprising a vessel comprising an inner chamber comprising a first end separated from, and in fluid communication with a second end, the inner chamber partially filled with a heat transfer medium having a normal boiling point below 60° c., which is present at a pressure and in an amount sufficient to allow boiling of the heat transfer medium at a first temperature and condensation of a vapor of the heat transfer medium at a second temperature below the first temperature. Systems comprising the heat transfer system and methods of using the heat transfer system are also disclosed..

04/14/16
20160103248 

Silicone hydrogels having desirable water content and oxygen permeability


The present invention relates to a process comprising the steps of reacting a reactive mixture comprising at least one silicone-containing component, at least one hydrophilic component, and at least one diluent to form an ophthalmic device having an advancing contact angle of less than about 80°; and contacting the ophthalmic device with an aqueous extraction solution at an elevated extraction temperature, wherein said at least one diluent has a boiling point at least about 10° higher than said extraction temperature.. .

04/14/16
20160102899 

Apparatus and increasing removal rate of residue


An apparatus and a method of removing a high boiling point residue from a waste refrigerant are provided to improve a reuse rate of the waste refrigerant by improving an oil removal rate at which oil is separated from the waste refrigerant. The apparatus includes a vaporizer that is configured to vaporize a waste refrigerant collected from a vehicle and includes an oil outlet configured to exhaust oil separated from the waste refrigerant.

04/14/16
20160102201 

Polymeric composite materials and methods of making them


Disclosed are processes for making polymeric composite materials and composite materials made from those processes the process comprising: providing a mixture, comprising: a liquid, a polymer precursor, and a dispersed-phase precursor; and subjecting the mixture to reaction conditions sufficient: to effect polymerization of the polymer precursor to produce a polymer and a reaction product; and to remove substantially all the liquid and reaction product from the mixture; wherein said reaction conditions comprise: pressure between about 10 millitorr and about 300 torr; and temperature: greater than or equal to the highest boiling point of the liquid and reaction product; less than the decomposition temperature of the polymer; and less than the decomposition temperature of the dispersed-phase precursor.. .

04/07/16
20160099085 

Environmentally suquestered spent fuel pool


An environmentally sequestered nuclear spent fuel pool in one embodiment includes sidewalls and a base slab that confine a water impoundment. The pool includes fuel racks containing spent fuel assemblies which heat the water via radioactive decay.
Holtec International


04/07/16
20160097528 

Arrangement and method in soda recovery boiler


An arrangement and a method in a soda recovery boiler. The soda recovery boiler comprises a second pass which is provided with at least one superheater and a second pass ash hopper, a front and/or rear wall of the ash hopper being connected to steam circulation of the soda recovery boiler..
Valmet Technologies Oy


03/31/16
20160093486 

Substrate processing apparatus and substrate processing method


According to one embodiment, a substrate processing apparatus includes a first liquid supplier, a second liquid supplier, and a controller. The first liquid supplier supplies a substrate with a sulfuric acid solution having a first temperature equal to or higher than the boiling point of hydrogen peroxide water.
Shibaura Mechatronics Corporation


03/31/16
20160092011 

Display panel and manufacturing the same


Provided is a display panel including a loop-shaped conductive path which is manufactured by performing a conductive ink jetting process and a high-degree vacuum removal process to effectively vaporizing a solvent in a conductive ink line at lower temperature than the boiling point at atmospheric pressure of the solvent. The conductive path manufactured as such does not allow a stain or a trace, such as a pull-back region, to be left around the conductive path.
Lg Display Co., Ltd.


03/31/16
20160090460 

Rigid polyurethane foam and making the same


An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° c.
Huntsman International Llc


03/31/16
20160090459 

Rigid polyurethane foam and making the same


An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° c.
Huntsman International Llc


03/31/16
20160088971 

Protection against overcooking


An arrangement for preventing overcooking in a combination of cooking utensils with a lid includes an opening mechanism, arranged at the lid, for the regulated manoeuvring of an opening part thereon, which cooperates with an opening in the lid when temperatures close to the boiling point are reached in the cooking utensil. The opening mechanism includes a thermostat with a regulating piston of the type that has a built-in expanding body acting on the piston, the volume of which body is a function of the temperature in the environment of the thermostat.

03/24/16
20160085150 

Photoresist composition and manufacturing circuit pattern using the same


A photoresist composition includes an alkali soluble resin, a photosensitive compound, a first solvent having a boiling point of less than 200° c., and a second solvent having a boiling point of equal to or greater than 200° c.. .
Samsung Display Co. Ltd.


03/24/16
20160081822 

Low-power for cooling prosthetic limb socket based on phase change


A prosthesis includes a socket for receiving a residual limb, the socket having a socket wall defining a limb-receiving surface; a heat pipe including a working fluid and a wicking structure, the heat pipe having a socket section and a heat sink section, the heat pipe extending along its length through the socket wall proximate to or exposed at the limb-receiving surface, wherein the working fluid has a boiling point of from about 0° c. To 90° c.
The University Of Akron


03/17/16
20160075828 

Method for producing highly viscous polyamides


The invention relates to a method for synthesizing a polyamide, in which method an aqueous solution is sprayed onto the polyamide before and/or during a solid-state postcondensation process. The aqueous solution comprises at least a first compound, selected from the group comprising phosphoric acid, fully neutralized salts of phosphoric acid, partially neutralized salts of phosphoric acid, and mixtures thereof, and a second compound, selected from the group comprising an acid, an anhydride, a lactone, ammonia, an amine, and mixtures thereof, with the stipulation that the second compound is not phosphoric acid and is not phosphoric acid anhydride.
Basf Se


03/17/16
20160075804 

Method for producing fluorinated polymer


A method for producing a fluorinated polymer, which comprises carrying out polymerization in a container capable of polymerizing a monomer in a pressurized state, in the presence of at least one of specific four organic peroxides, in a polymerization medium containing at least one fluorinated solvent (b) having a boiling point at normal pressure of at most 60° c., using at least a fluorinated monomer (c) having a boiling point at normal pressure higher than said fluorinated solvent (b), and tetrafluoroethylene, at a temperature of at most 70° c. And at least the boiling point at normal pressure of a fluorinated solvent (b) having the lowest boiling point at normal pressure among said fluorinated solvent (b)..
Asahi Glass Company, Limited


03/10/16
20160071647 

Multilayer ceramic capacitor


A multilayer ceramic capacitor that contains at least one kind of a first element that forms a covalent hydride with hydrogen (except for an element generating a hydride having a boiling point of less than 125° c.) and a second element that forms a hydride in a boundary region with hydrogen between an outermost plating layer constituting an external electrode and a dielectric layer constituting a ceramic element body.. .
Murata Manufacturing Co., Ltd.


03/10/16
20160070170 

Chemically amplified positive resist dry film, dry film laminate and preparing laminate


A chemically amplified positive resist dry film to be formed on a support film contains 5-40 wt % of a component having a boiling point of 55-250° c. Under atmospheric pressure.
Shin-etsu Chemical Co., Ltd.


03/10/16
20160068760 

Process for treating a hydrocarbon-based heavy residue


The process for treating a hydrocarbon-based heavy residue (1), in particular bituminous residues with a high asphaltene content, comprises the following operations: a) bringing the heavy residue to be treated to a temperature within the range of 325-500° c.; b) subjecting the heavy residue to be treated to a substantially adiabatic expansion in an environment at a pressure equal to or lower than about 0.1 bara, and at a temperature equal to or lower than 450° c., so as to separate, from the heavy residue to be treated, a first less volatile fraction (17) having a boiling point at atmospheric pressure equal to or higher than 540° c. And whose solid and/or anhydrous residue prevalently contains asphaltenes insoluble in pentane and/or other residues insoluble in tetrahydrofuran.
Eni S.p.a.


03/10/16
20160068697 

Ink for inkjet and inkjet recording method


Boiling point of hydrosoluble organic solvent b>boiling point of hydrosoluble organic solvent a  (2).. .

03/10/16
20160068431 

Process for enamelling a glass sheet


The invention relates to a process for producing a glass sheet provided with an enamel-based coating, comprising the step of applying to a glass sheet a liquid composition containing (i) a hydrolysate of at least one metal alkoxide, (ii) a solvent which has a boiling point of at least 180° c., and (iii) a glass frit; the temperature of the glass sheet when the liquid composition is applied being of at least 300° c. The process of the invention allows on-line enamelling of a glass sheet, getting a good adhesion of the enamel on the glass sheet.
Asahi Glass Co., Ltd.


03/03/16
20160064763 

Apparatus and method associated with reformer-less fuel cell


An electrolyte membrane for a reformer-less fuel cell is provided. The electrolyte membrane is assembled with fuel and air manifolds to form the fuel cell.
Palo Alto Research Center Incorporated


03/03/16
20160061786 

Compositional analysis of high boiling point mixtures by comprehensive two-dimensional gas chromatography


The thermally modulated, two-dimensional gas chromatographic separation of a mixture of compounds with boiling points higher than 260° c. Uses a cold trap with a gas jet at ambient temperatures..
Exxonmobil Research And Engineering Company


03/03/16
20160061775 

Method for the extraction and electrochemical detection of explosives and explosive components in soils using electrodes, filter paper, and electrolyte


Described herein is an approach using inexpensive, disposable chemical sensor probes that can be mounted on a small unmanned aerial vehicles (uavs) and used to analyze a site (such as one known or suspected to contain explosive residue, spilled material or contaminated soil) without the need for a person to conduct ground operations at the site. The method involves contacting a soil or a surface with a filter paper wetted with a solvent, then subjecting the filter paper to voltammetry and/or spectroscopy, thus detecting a possible variation indicative of one or more analytes, wherein the solvent is selected from the group consisting of polar aprotic or protic solvents having a boiling point of at least 100° c., room temperature ionic liquids, and deep eutectic solvents..
The Government Of The United States Of America, As Represented By The Secretary Of The Navy


03/03/16
20160060467 

Formulation and fabricating a transparent force sensing layer


A method and formulation for fabricating a transparent force sensing (tfs) layer is provided. The tfs layer is fabricated by preparing a formulation for a transparent polymer-conductor composite (tpcc).
Evonik Industries Ag


03/03/16
20160060419 

Methods and materials for depolymerizing polyesters


Provided is a method of depolymerizing polyesters from post-consumer products, such as beverage bottles, to produce a high purity reaction product. For the depolymerization reaction, the polyesters are reacted with an alcohol and an amine organocatalyst at a temperature of about 150° c.
International Business Machines Corporation


03/03/16
20160060408 

Dry film and printed wiring board


An object of the present invention is to provide: a dry film comprising a resin layer which has excellent detachability from a carrier film and in which cracking and powdering are inhibited; and a printed wiring board comprising a cured article obtained by curing the dry film. The dry film comprises a resin layer containing a thermosetting resin component, a filler and at least two solvents, wherein the at least two solvents both have a boiling point of 100° c.
Taiyo Ink Mfg. Co., Ltd.


02/25/16
20160054769 

Cooling of a memory device


A system for providing cooling of a memory device comprises a cooling system arranged to store a coolant, a valve system connected to the output of the cooling system, and a control system connected to the valve system and arranged to open the valve system when power is lost to the control system. The system further comprises a delivery system connected to the output of the valve system and arranged to deliver the coolant to the memory device and the cooling system comprises a canister of low boiling point fluid..
International Business Machines Corporation


02/25/16
20160054495 

Orientation film forming composition


A composition for forming an orientation film is provided. The composition includes a material for forming an orientation film, n-methyl-2-pyrrolidone, and a hydrocarbon with a boiling point of 100° c.
Sumitomo Chemical Company, Limited


02/25/16
20160054206 


Aqueous solutions that include: (a) an organic polyol having from 2 to 20 carbon atoms and having a flash point of at least 93° c.; (b) a base; (c) a surfactant; and (d) water, where the aqueous solution does not include an organic solvent having a flash point below 23° c. And a boiling point of at least 38° c..

02/25/16
20160053176 

Composition for forming optically anisotropic layer


A composition is provided for forming an optically anisotropic layer. The composition includes a polymerizable liquid crystal compound, a photopolymerization initiator, and an ester solvent having a boiling point of 120° c.
Sumitomo Chemical Company, Limited


02/18/16
20160046816 

Aqueous ink for inkjet and printing method


To provide an aqueous ink for inkjet which has superior printability to typical printing media, particularly media having high glossiness, such as coated paper, art paper, and vinyl chloride sheets, and which is capable of forming a high quality image by printing. An aqueous ink for inkjet, comprising a pigment, a pigment dispersing resin, an organic solvent, and water, wherein: the organic solvent contains (a) a water-soluble organic solvent having a boiling point of 100° c.
Toyo Ink Co., Ltd.


02/18/16
20160046658 

Process for the diastereoselective preparation of ruthenium complexes


The present invention relates to a process for the preparation of a compound of formula (i), wherein x is —ch2—, —ch2—ch2—, —ch2—ch2—ch2— or —ch2—ch2—ch2—ch2—; y1 is —ch2—; —ch2—ch2— or —nh—; y2 is nhr7, or sh; wherein r7 is hydrogen, c1-c4alkyl or phenyl; r—1 and r2, independently from each other, represent aliphatic or aromatic groups; r3 and r4, independently from each other, represent aliphatic or aromatic groups; r5 and r6 are each hydrogen or represent together with the carbon atoms to which they are bonded, a phenyl ring; which process comprises reacting a compound of formula ii [ruci2(r8)n]m (ii), wherein n is 1 and m is >1 which represents a polymeric structure if r8 is a molecule containing two alkene or alkyne moieties coordinating in an hapto-2 coordination mode to the metal; or n is 4 and m is 1 if r8 is a nitrogen, oxygen or sulfur containing molecule in which said nitrogen, oxygen or sulfur coordinate to the metal; in the presence of an inert solvent which boiling point is from 112° c. To 165° c.
Syngenta Participations Ag


02/18/16
20160046530 

Compact drying method


A compact is formed by introducing a slurry containing a ceramic powder or a metal powder, a binder and a solvent into a compaction die, and compacting the slurry in the compaction die. The compact embedded in the compaction die is immersed in an alternative cfc (liquid) (fig.
Ngk Insulators, Ltd.


02/18/16
20160045248 

System and tissue sealing


An electrosurgical generator is disclosed. The generator includes an rf output stage configured to supply electrosurgical energy to tissue via at least one active electrode configured to apply electrosurgical energy to tissue; sensing circuitry configured to measure impedance of tissue; and a controller.
Covidien Lp


02/04/16
20160035340 

Emulsion composition for vibration damping materials


The present invention aims to provide a composition for vibration damping materials which provides excellent vibration damping property. The present invention relates to an emulsion composition for vibration damping materials including: a vibration damping modifier including a compound that has 7 or more carbon atoms, a boiling point of 190° c.
Nippon Shokubai Co., Ltd.


02/04/16
20160033682 

Ionic silicone hydrogels


The present invention relates to a process comprising the steps of reacting a reactive mixture comprising at least one silicone-containing component, at least one hydrophilic component, and at least one diluent to form an ophthalmic device having an advancing contact angle of less than about 80°; and contacting the ophthalmic device with an aqueous extraction solution at an elevated extraction temperature, wherein said at least one diluent has a boiling point at least about 10° higher than said extraction temperature.. .
Johnson & Johnson Vision Care, Inc.


02/04/16
20160032122 

Ink set for inkjet and inkjet recording method


Iii. The water soluble organic solvent of the white ink comprises glycol ether having a boiling point of from 200 degrees c.

01/21/16
20160020068 

Electron beam-induced etching


Beam-induced etching uses a work piece maintained at a temperature near the boiling point of a precursor material, but the temperature is sufficiently high to desorb reaction byproducts. In one embodiment, nf3 is used as a precursor gas for electron-beam induced etching of silicon at a temperature below room temperature..
Fei Company


01/21/16
20160017236 

Apparatus for collecting intermediate oil from oil shale and collecting method using the same


The present technology relates to an apparatus for effectively collecting kerogen contained in oil shale in a form of intermediate oil using an alternate operating scheme, and a collecting method using the same. More specifically, the present invention relates to intermediate oil collecting apparatus and collecting method comprising the steps of: a) maximize heating and mixing effects by installing a heating coil and a heating jacket through which a heat carrier passes and a support for supporting the heating coil, in a body of an extraction device, b) heating and stirring sludge containing kerogen decomposition intermediate oil extracted from the extraction device, in a middle storage tank again, c) collecting, in an extraction agent collecting tank, an extraction agent or a low boiling point oil discharged in a process in which the extraction device returns to a normal pressure and reusing the collected extraction agent or the collected low boiling point oil in the middle storage tank, d) separating the sludge discharged from the middle storage tank into an intermediate oil/extraction agent mixture oil and residual sludge through a sludge separation device, and e) separating the separated mixture oil into the extraction agent and the intermediate oil by a separation distillation column and preheating and reusing the separated extraction agent.
Cri Co., Ltd.


01/14/16
20160009945 

Composition, cured article, laminate, manufacturing underlying film, forming pattern, pattern and manufacturing a resist for semiconductor process


Provided is a composition capable of producing an underlying film which demonstrates a good adhesiveness between a substrate and a layer to be imprinted, showing a good in-plane uniformity of the thickness, and a small defect density. The composition includes a polymerizable compound, a first solvent, and a second solvent, the first solvent having a boiling point at 1 atm of 160° c.
Fujifilm Corporation


01/14/16
20160009000 

Composition and manufacture of hardened wood


There is a hardened wood composition, comprising an acetylated whole wood portion that may have substantially all of its accessible interior volume impregnated with a hardened thermosetting plastic. A method of manufacturing a hardened wood comprising the steps of: acetylating a whole wood portion and impregnating the whole wood portion with a liquid-phase thermosetting polymer then curing such thermosetting polymer impregnated porous body by the steps of: enclosing the body in a fluid impermeable bag and subjecting the enclosed body to enhanced fluid pressure substantially, contemporaneously, with subjecting the enclosed body to a temperature sufficient to cure the thermosetting plastic impregnated therein by submerging the same in water near its boiling point..

01/14/16
20160008926 

Method of cold-cleaving sapphire material at cryogenic temperatures


A process for cold cleaving a single-crystal material such as sapphire at cryogenic temperatures includes cooling the single-crystal material to a cryogenic temperature such as, e.g., about the boiling point of nitrogen. The cooled single-crystal material may then be cleaved or divided along a plane of the single-crystal material producing sharp edged portions..
Rubicon Technology, Inc.


01/07/16
20160002197 

Method for producing glycolide


A method for producing a gl comprising: (i) a heating step of heating a mixture either under normal pressure or reduced pressure at a temperature at which a polyglycolic acid (pga) undergoes depolymerization, the mixture containing the pga and a polyethylene glycol ether which is represented by the formula: x—o—(—ch2ch2—o—)p—y (wherein x and y are each independently an alkyl group or an aryl group having from 2 to 20 carbon atoms, and p is an integer from 1 to 5) and which has a molecular weight of from 150 to 450 and a boiling point of from 130 to 220° c. At a pressure of 3 kpa; (ii) a solution-forming step in which the mixture is rendered in a solution state in which a melt phase of the pga and a liquid phase consisting of the polyethylene glycol ether essentially form a uniform phase; (iii) a gl production step in which a glycolide (gl) is produced by a depolymerization reaction of the pga by continuing to heat the mixture in the solution state; (iv) a distillation step of distilling off the produced gl together with the polyethylene glycol ether (b) from the depolymerization reaction system; and (v) a recovery step of recovering the gl from the distillate..
Kureha Corporation


01/07/16
20160002052 

Method for producing trichlorosilane


In order to produce high-purity trichlorosilane by removing methyldichlorosilane from a mixture (s) containing methyldichlorosilane (ch3hsicl2), tetrachlorosilane (sicl4), and trichlorosilane (hsicl3) in the method for producing trichlorosilane of the present invention, a procedure is employed in which chlorine atoms are redistributed between methyldichlorosilane and tetrachlorosilane through catalytic treatment for conversion into trichlorosilane and methyltrichlorosilane (ch3sicl3). Methyldichlorosilane (boiling point: 41° c.) having a boiling point close to that of trichlorosilane (boiling point: 32° c.) to be purified is converted into methyltrichlorosilane (boiling point: 66° c.) having a higher boiling point through redistribution of chlorine atoms between methyldichlorosilane and tetrachlorosilane, achieving easy removal of impurities..
Shin-etsu Chemical Co., Ltd.






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