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This page is updated frequently with new Polymer-related patent applications. Subscribe to the Polymer RSS feed to automatically get the update: related Polymer RSS feeds. RSS updates for this page: Polymer RSS RSS


Prosthesis

Prosthesis

Resilient interpositional arthroplasty device

Resilient interpositional arthroplasty device

Resilient interpositional arthroplasty device

Rewriteable aberration-corrected gradient-index intraocular lenses

Date/App# patent app List of recent Polymer-related patents
10/23/14
20140316716
 Methods, systems, and computer readable media for improving base calling accuracy patent thumbnailMethods, systems, and computer readable media for improving base calling accuracy
A method includes exposing template polynucleotide strands, sequencing primers, and polymerase to flows of nucleotide species; obtaining a series of measured intensity values and randomly selecting a training subset therefrom; generating series of base calls using a base caller and aligning the series of base calls to a reference genome or sequence using an aligner; determining intensity value thresholds and parameters of a linear transformation corresponding to different homopolymer lengths and nucleotide species; generating series of base calls corresponding to the series of measured intensity values using at least some of the parameters of a linear transformation; and recalibrating the series of base calls corresponding to the plurality of series of measured intensity values using at least some of the intensity value thresholds.. .
10/23/14
20140316532
 Prosthesis patent thumbnailProsthesis
A prosthesis (2) comprising: a first component (4) formed from a fibre reinforced polymer material and having a bearing surface; and a second component (6), the second component being adapted to articulate with the bearing surface of the first component (4), wherein a surface treatment is applied to at least a portion of the bearing surface of the second component (6) to form a wear-resistant surface.. .
10/23/14
20140316526
 Resilient interpositional arthroplasty device patent thumbnailResilient interpositional arthroplasty device
This disclosure is directed to a resilient interpositional arthroplasty implant for application into a joint to pad cartilage defects, cushion, and replace or restore the articular surface, which may preserve joint integrity, reduce pain and improve function. The implant may endure variable joint compressive and shear forces and cyclic loads.
10/23/14
20140316521
 Rewriteable aberration-corrected gradient-index intraocular lenses patent thumbnailRewriteable aberration-corrected gradient-index intraocular lenses
Systems and methods for rewritable aberration-corrected gradient-index intraocular lenses are provided. Various embodiments relate to rewritable aberration-corrected gradient-index intraocular lenses.
10/23/14
20140316502
 Modular lead end patent thumbnailModular lead end
Various embodiments of this disclosure concern assembly of a lead having one or two modular lead ends. A modular lead end can be made by aligning a plurality of wires exposed on an end of a main lead body with a plurality of conductors exposed on an end of a lead end.
10/23/14
20140316494
 Conformable heating blanket patent thumbnailConformable heating blanket
Embodiments include a heating blanket. The heating blanket may include a heating element and a shell covering the heating element.
10/23/14
20140316425
 Injector cartridge with improved lubricity patent thumbnailInjector cartridge with improved lubricity
An inorganic-organic hybrid coating applied to a polymer and method for forming same to provide improved hydrophilicity and lubricity to the surface of the polymer. The hydrophilic coating is on the order of one micron thick, as is formed by activating the surface of the polymer, reacting the activated surface of the polymer with a lewis acid metallic composition, and then quenching the coating in salt solution having a ph>7.2 at a temperature above the glass transition temperature (tg) of the polymer..
10/23/14
20140316394
 Method for enhanced photoepilation based on metallic nano-complexes patent thumbnailMethod for enhanced photoepilation based on metallic nano-complexes
The present invention relates to a composition for topical application on skin for photoepilation comprising nanocomplexes which comprise a nanoparticle supporting an lsp resonance which is coated with at least a chemical compound, wherein said chemical compound is selected from the group consisting of polyionic polymers, heterobifunctional compound of the surface assembled monolayer type, antibodies and their mixtures. The present invention also relates to a photoepilation method which comprises the steps of (i) applying to the skin surface the composition for topical application of the present invention, and (ii) applying a radiation to said surface of the skin..
10/23/14
20140316367
 Foam-based medical treatments patent thumbnailFoam-based medical treatments
The present invention relates generally to systems and methods and systems for generating polymer foams within body cavities to locate and/or control bleeding. The present invention further relates to methods and systems for generating polymer foams within non-compressible wounds to control or stop bleeding.
10/23/14
20140316362
 Pp copolymers for melt blown/pulp fibrous nonwoven structures with improved mechanical properties and lower hot air consumption patent thumbnailPp copolymers for melt blown/pulp fibrous nonwoven structures with improved mechanical properties and lower hot air consumption
The present invention is directed to a new composite material comprising melt blown fiber based on a propylene copolymer and a fibrous substrate material, a process for the preparation of such a composite material, articles made therefrom as well as to the use of the propylene copolymer for the preparation of such a composite material or article and the use of the propylene copolymer for reducing the hot air volume during a melt blowing process.. .
10/23/14
20140316172
Amine based additive composition for control and inhibition of polymerization of styrene, and method of use thereof
The present invention relates to amine based additive composition for controlling and inhibition of polymerization of aromatic vinyl monomers including styrene comprising (a) one or more of nitroxide (i.e. Nitroxyl) compounds; and (b) one or more of aromatic nitro compounds, characterized in that the said composition further comprises one or more of (c) amines, wherein said amine is selected from a group comprising (i) hydroxyl alkyl tertiary amines, (ii) tertiary alkyl amines, (iii) hydroxyl alkyl primary amine; and (iv) mixture thereof.
10/23/14
20140316117
Polymers and plastics derived from animal proteins
The invention is directed to a method for preparing a polymer derived from an animal protein, such as in a feedstock derived from animal by-products. The method involves hydrolyzing proteins present in a feedstock to obtain hydrolyzed proteins, wherein hydrolysis is conducted under conditions sufficient to digest the proteins and destroy pathogens; extracting a protein fraction from the hydrolyzed proteins; and treating the protein fraction with a crosslinking reagent to form the polymer.
10/23/14
20140316108
Protein chromatography matrices with hydrophilic copolymer coatings
A coating of a random copolymer of acrylamide and a second monomer, e.g. Glycidoxylmethacrylate, for a silica surface is described.
10/23/14
20140316101
One-pot synthesis of sibnc preceramic polymer
The present invention relates to a one-pot synthesis for an sibnc preceramic polymer.. .
10/23/14
20140316097
Method and apparatus for recovering lactide from polylactide or glycolide from polyglycolide
The present invention relates to a process for recovering lactide from polylactide (pla) or glycolide from polyglycolide (pga), in which, in a first step, pla or pga is contacted with a hydrolysing medium and hydrolytically degraded to oligomers. In a further step, a cyclising depolymerisation of the oligomers obtained in the first step is effected to give lactide or glycolide.
10/23/14
20140316096
Low density ethylene-based polymers with extracts at lower molecular weights
The invention provides an ethylene-based polymer comprising the following properties: a) a “weight fraction (w) of molecular weight greater than 106 g/mole, based on the total weight of polymer, and as determined by gpc(abs),” that meets the following relationship: w<a+b(i2), where a=0.090, and b=−4.00×10-3 (min/dg); b) a g′ value that meets the following relationship: g′<c+d log(i2), where c=162 pa, and d=−90.0 pa/log (dg/min); c) a melt index (i2) from 1 to 20 dg/min; and d) chloroform extractable that has a maximum mw(conv) of less than, or equal to, 4,000 g/mole.. .
10/23/14
20140316095
Vinyl chloride latex with low energy consumption and method for preparing the same
Disclosed is a polyvinyl chloride resin latex which is prepared by polymerization using a decreased amount of polymerization water in an early polymerization stage and then additional polymerization water in a late polymerization stage, so that the polyvinyl chloride resin latex has an increased solid content and a decreased water content and thus finally remarkably reduces energy consumption in a spray drying process.. .
10/23/14
20140316094
Low density ethylene-based polymers with broad molecular weight distributions and low extractables
The invention provides an ethylene-based polymer comprising the following properties: a) a melt index (12)>2.0 dg/min; b) a mw(abs) versus 12 relationship: mw(abs)<a+b(i2), where a=2.40×105 g/mole, and b=−8.00×103 (g/mole)/(dg/min); and c) a g′ versus 12 relationship: g′>c+d(i2), where c=127.5 pa, and d=−1.25 pa/(dg/min). The invention also provides an ethylene-based polymer comprising the following properties: a) a melt index (12)>2.0 dg/min; b) a g′ versus 12 relationship: g′>c+d(i2), where c=127.5 pa, and d=−1.25 pa/(dg/min) c) a chloroform extractable (clext) versus g′ relationship: clext.<e+fg′, where e=0.20 wt %, and f=0.060 wt %/pa; and d) a “weight fraction (w) of molecular weight greater than 106 g/mole, based on the total weight of polymer, and as determined by gpc(abs),” that meets the following relationship: w<i−j(i2), where i=0.080, and j=−4.00×10−3 min/dg..
10/23/14
20140316093
Polymer and solar cell encapsulant using the polymer
(a3): the polymer has a melting point of 42° c. To 90° c.
10/23/14
20140316091
Ethylene-alpha-olefin-nonconjugated polyene copolymer
Provided is an ethylene-α-olefin-nonconjugated polyene copolymer having ethylene units, α-olefin units and nonconjugated polyene units, wherein the copolymer satisfies the following requirements: (a): the intrinsic viscosity [η] is 0.5 to 1.8 dl/g, (b): the content of ethylene units is 50 to 90 mol % and the content of α-olefin units is 50 to 10 mol % where the sum total of the contents of ethylene units and α-olefin units is taken as 100 mol %, (c): the iodine value is 1 to 50, (d): the ratio of tan δ taken at 100° c. And 2 cpm to tan δ taken at 100° c.
10/23/14
20140316086
Nickel-based catalyst composition
In general the present invention provides a process for forming conjugated diene polymer, the process comprising the step of polymerizing conjugated diene monomer in the presence of a catalytically effective amount of a catalyst composition formed by combining (a) a nickel-containing compound, (b) an alkylating agent, (c) a fluorine-containing compound, (d) a carboxylic acid, and (e) an alcohol.. .
10/23/14
20140316085
Process of producing polyolefins using metallocene polymerization catalysts and copolymers therefrom
An ethylene copolymer, a group 4 transition metal catalyst compound, and methods for polymerization using such a compound, said compound represented by the formula: (l)p(r′)zt(cp)(a)mx2, where m is a group 4 metal; z is 0 to 8; p is 1 to 3; x is an anionic leaving group; t is a bridging group; r1 to r4 are hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, aryl group, substituted aryl group, or a heteroatom-containing group (where adjacent r groups can form rings); r′ is hydrogen, a c1 to c10 alkyl group, a c6 to c24 aryl group, or a c7 to c40 alkylaryl group; and l is a heteroatom or heteroatom-containing group bound to t, cp is a cyclopentadienyl ring substituted with 0 to 4 substituent groups (where adjacent groups can form c4 to c20 rings); a is cp or (js′z*-1-y), where j is a group 15 or 16 element; s′ is a hydrocarbyl, substituted hydrocarbyl, or heteroatom; z* is 2 or 3, and y is 0 or 1, is provided.. .
10/23/14
20140316084
Catalyst system for polymerization of propylene
The present invention relates to a catalyst system for polymerization of propylene, process for preparing polypropylene and to polypropylene prepared by said process. The dual external donor composition of present invention has synergistic effects.
10/23/14
20140316083
Pre-polymerized catalyst components for the polymerization of olefins
A pre-polymerized catalyst component for the polymerization of olefins endowed with high activity and morphological stability comprises a non-stereospecific solid catalyst component containing ti, mg and a halogen, and an amount of an ethylene/alpha-olefin block (co)polymer ranging from 0.1 up to 5 g per g of said solid catalyst component, said prepolymerized catalyst component being characterized by a mercury porosity, due to pores having radius up to 1 μm, ranging from 0.15 to 0.5 cm3/g and by the fact that at least 55% of said porosity is due to pores having pore radius up to 0.2 μm.. .
10/23/14
20140316082
Process for preparing olefin polymer by slurry loop polymerization having high powder density
The instant invention pertains to a process for preparing an ethylene homo- or copolymer in the presence of a supported chromium catalyst by slurry loop polymerization or copolymerization, whereby the resulting polymer powder has an increased powder density, in which the supported chromium catalyst has a chromium content of from 0.01 to 5 wt.-%, based on the element in the finished catalyst, and shows a particle size distribution measured according to iso 13320-2009 comprising two main fractions one of which having a d50 of from 15 to 40 μm and the other having a d50 of from 45 to 80 μm said catalyst being further characterized by the fact that less than 10% wt of its catalyst particles has diameter lower than 20 μm.. .
10/23/14
20140316081
Cationically curable resin composition for assembling hard disk devices
The present invention provides a cationically curable resin composition for assembling hard disk devices which comprises a resin having a cationically polymerizable functional group (a component a) and a cationic polymerization initiator (a component b), the component b being at least one selected from the group consisting of x+(sbf6)−(b1), x+(b(c6f5)4)−(b2) and x+((rf)npf6-n)−(b3) (in the formulae, x+ is iodonium or sulfonium, rf is a fluorinated alkyl having 1 to 6 carbon atoms, and n is an integer of 1 to 6). The invention also provides a hard disk device manufacturing method using the composition, and a hard disk device assembled with the composition..
10/23/14
20140316079
Cross-linked organic polymers for use as elastomers in high temperature applications
Methods are disclosed to prepare elastomeric materials by providing aromatic polymer(s) which is/are non-elastomeric at room temperature; cross-linking the aromatic polymer using a cross-linking compound to form a cross-linked aromatic polymer which is substantially cured; and heating the cross-linked aromatic polymer to a temperature at or above a glass transition temperature of the cross-linked aromatic polymer. Materials formed thereby and end products are also described which may be formed using the aromatic polymer cross-linking techniques to develop strong elastomeric materials for high temperature and/or harsh condition end applications..
10/23/14
20140316077
Method for continuous production of polycarbonate-polyorganosiloxane copolymer
The present invention provides a method for producing a polycarbonate-polyorganosiloxane copolymer economically and stably, in particular, the present invention is concerned with a method for continuous production of a polycarbonate-polyorganosiloxane copolymer including (a) a step of withdrawing a polymerization reaction solution obtained by polymerizing a dihydric phenol compound, a carbonate precursor, and a polyorganosiloxane in the presence of an alkaline compound aqueous solution and a water-insoluble organic solvent continuously or intermittently from a reactor; (b) a step of separating the polymerization reaction solution withdrawn in the step (a) into an aqueous phase and a water-insoluble organic solvent phase; and (c) a step of after washing the water-insoluble organic solvent phase separated in the step (b) with an acidic aqueous solution, separating the resultant into an aqueous phase and a water-insoluble organic solvent phase, wherein the content of the polycarbonate-polyorganosiloxane copolymer in the aqueous phase separated in the step (c) is controlled to not more than 2% by mass, and a part or the whole of an extract obtained by extracting the aqueous phase separated in the step (c) with a water-insoluble organic solvent is reused for the step (a).. .
10/23/14
20140316076
Isocyanate-functional prepolymer for a biologically degradable fabric adhesive
The invention additionally relates to a process for producing this isocyanate functional prepolymer, a tissue adhesive system containing such an isocyanate functional prepolymer and a dispensing system having at least two chambers and this type of tissue adhesive system.. .
10/23/14
20140316075
Linear silicone block copolymer and method of making the same
The present disclosure provides a composition comprising a linear silicone block copolymer of formula (iv) wherein r is a hydrogen or a c3-c8 alkyl group, a is a three carbon or four carbon oxylalkylene unit, “m” is an integer from 6 to 50, “n” is an integer from 0 to 30, and the average number for “q” is from 2 to 50, and method of making the same.. .
10/23/14
20140316074
Polyamic acid polymer composite and preparation method thereof
Wherein, r1 to r3, m and n have the same meanings as defined in the specification.. .
10/23/14
20140316073
Polymeric composition with electroactive characteristics
A polymeric composition that includes at least one polymer and an effective amount of a nanoparticulate component. The nanoparticulate component is at least one of inorganic functional nanoparticulate compounds and graphene in which the nanoparticulate component is associated with the polymer.
10/23/14
20140316072
Graft polymers having oligoalkylenimine side chains, process for their preparation and their use
Graft polymers whose grafting base is selected from the group consisting of polymers having vinylamine units, polyamines, polyamidoamines and polymers of ethylenically unsaturated acids and which comprise exclusively oligoalkylenimine side chains as side chains, process for the preparation of graft polymers having oligoalkylenimine side chains, at least one oligoalkylenimine which comprises a terminal aziridine group being grafted onto one of said grafting bases, and the use of the graft polymers thus obtainable as process chemicals in the production of paper, as antimicrobial coating materials, as builders in detergents and for the treatment of metal surfaces.. .
10/23/14
20140316070
Propylene copolymer for injection molded articles or films
Propylene copolymer having a melt flow rate mfr2 (230° c.) in the range of 2.5 to 12.0 g/10 min, a xylene cold soluble content (xcs) in the range of 20.0 to 45.0 wt.-%, a comonomer content in the range of more than 7.5 to 12.0 wt.-%, wherein further the comonomer content of xylene cold soluble (xcs) fraction of the propylene copolymer is in the range of 16.0 to 28.0 wt.-%.. .
10/23/14
20140316069
Process for the preparation of heterophasic propylene polymer compositions
(c) an external electron donor compound.. .
10/23/14
20140316064
Process for preparing silicone emulsions
The present disclosure provides a process for preparing silicone emulsions via suspension polymerization techniques that are faster and/or provide higher molecular weight organopolysiloxanes than conventional techniques. The process involves combining a) an emulsifier, b) a silanol functional organopolysiloxane, c) a polymerization catalyst, and water to form a mixture, shearing the mixture to form an emulsion having a dispersed phase of the organopolysiloxane, reacting the emulsion in a closed system having a pressure greater than 1 mpa to polymerize the organopolysiloxane..
10/23/14
20140316063
Thermoplastic composite material reinforced with synthetic fibers and manufacturing process
A method for producing a composite material, including an assembly of one or a plurality of synthetic reinforcement fibres, impregnated with at least one thermoplastic polymer having a vitreous transition temperature tg greater than or equal to 80° c. Including: i) a step of impregnating said assembly with a precursor composition in the molten state and including: a) at least one prepolymer p(x)n of said thermoplastic polymer, including a molecular chain p having, at the ends n thereof, identical reactive functions x, said prepolymer having a semi-aromatic and/or semi-cycloaliphatic structure, b) at least one chain extender including two identical functions y, which are reactive with at least one of said functions x; ii) a step of polymerisation by mass (poly)addition, in the molten state, of said prepolymer with said chain extender, with said thermoplastic polymer of the thermoplastic matrix being the result of said polymerisation by mass polyaddition..
10/23/14
20140316062
Polyamide containing monomer units of 1,4-butylene diamine
A process for the production of a polyamide containing monomeric units of 1,4-butylene diamine, an aliphatic dicarboxylic acid having 6-12 carbon atoms and a fatty acid based dicarboxylic acid and/or diamine derived there from, which process comprises the steps of: a) making an aquous salt mixture containing 1,4-butylene diamine, the aliphatic dicarboxylic acid having 6-12 carbon atoms and the fatty acid based dicarboxylic acid and/or diamine derived there from, the mixture containing less than 50 wt % water and distilling the mixture to less than 15 wt % of water at a pressure of less than 16 barg, while keeping the mixture at a temperature high enough to keep it liquid, b) starting the polymerization of the mixture obtained in step a) by increasing the temperature until to at least 180° c. Until at least 80% of the reactive groups has been converted, c) optionally supplying further 1,4-butylene diamine, an aliphatic dicarboxylic acid having 6-12 carbon atoms and a fatty acid based dicarboxylic acid and/or diamine derived there from to the reaction mixture.
10/23/14
20140316060
Polymers comprising photoinitiator moieties and dye moieties
The invention relates to a polymer (p) comprising at least one photoinitiator moiety (pi) and at least one dye moiety (dye), wherein said at least one photoinitiator moiety (pi) and at least one dye moiety (dye) are covalently linked to said polymer (p). Additionally, the invention relates to said polymer (p) being end-functionalized with optionally substituted acryloyi groups.
10/23/14
20140316057
Graft polymer to which combined nitrogen molecules are grafted
Sp is an atom or a group of atoms forming a bond between q and a.. .
10/23/14
20140316053
Composition of the hot-melt adhesive improved cold resistance
Provided is a hot-melt adhesive composition having a cold resistance, and more particularly, a hot-melt adhesive composition including an aliphatic polycarbonate resin obtained by copolymerization of carbon dioxide and polypropylene oxide, and a cold resistance improver.. .
10/23/14
20140316052
Polymer composition and polymer light emitting device
A polymer composition comprising 1 to 99 wt % of a copolymer (a) and 99 to 1 wt % of a copolymer (b); the polymer composition used as a light emitting material of a light emitting device having high performances; copolymers (a) and (b) being copolymers showing fluorescence in the solid state and having a polystyrene-reduced number average molecular weight of 103 to 108, and containing a repeating unit (a) and a repeating unit (b); copolymer (a) has a relation of 100>xaa>5, where xaa (%) is a percentage of the mol number of repeating unit (a) based on the sum of the mol numbers of repeating units (a), and copolymer (b) satisfies a relation of xab≦xaa−5, where xab (%) is a percentage of the mol number of repeating unit (a) based on the sum of the mol numbers of repeating units (a) and (b).. .
10/23/14
20140316051
Aqueous polyacrylate copolymer dispersions with high oh group content
The present invention relates to aqueous secondary copolymer dispersion comprising a copolymer (p) synthesized from a mixture of free-radically polymerizable monomers (m) comprising: (m1) cycloaliphatic esters of acrylic and/or methylacrylic acid; (m3) hydroxy-functional, free-radically polymerizable monomers; (m4) carboxyl-functional, free-radically polymerizable monomers and (m5) hydroxyl- and carboxyl-free (meth)acrylic esters having c1 to c12 hydrocarbon radicals in the alcohol moiety and/or vinylaromatics, wherein the mixture further comprises polyols (po) selected from the group of polyester polyols and/or polycarbonate polyols, the polyols having an average hydroxyl group functionality of at least 2. The invention also relates to a method for the production of such a dispersion, to the use of the dispersion as a coating and as a binder in 2k polyurethane coatings..
10/23/14
20140316050
Low-solvent polyacrylate copolymer dispersions
The present invention relates to an aqueous secondary copolymer dispersion comprising a copolymer (p) synthesized from a mixture of free-radically polymerizable monomers (m) comprising (m1) cycloaliphatic esters of acrylic and/or methylacrylic acid; (m2) vinyl esters of aliphatic carboxylic acids; (m3) hydroxy-functional, free-radically polymerizable monomers; (m4) carboxyl-functional, free-radically polymerizable monomers and (m5) hydroxyl- and carboxyl-free (meth)acrylic esters having c1 to c12 hydrocarbon radicals in the alcohol moiety and/or vinylaromatics. The mixture further comprises glycidyl esters of aliphatic carboxylic acids.
10/23/14
20140316049
Amphiphilic macromolecular emulsifier with switchable surface activity and use thereof in preparation of polymer latex
A macromolecular emulsifier with switchable surface activity, and use thereof for preparation of polymer latex is disclosed. By using the macromolecular emulsifier with switchable surface activity as an emulsifier, a reversibly coagulable and re-dispersible polymer latex can be prepared by emulsion polymerization.
10/23/14
20140316048
Polymer composition for bumpers and interiors and polyethylene-based resin precursor
Polyolefin compositions suitable for injection molded items e.g. For impact bumpers and car interiors comprising from 30% to 90% by weight of an heterophasic propylene polymer composition (a); and from 10% to 70% by weight of a multimodal ethylene/butene-1 copolymer (b); having density from 0.850 to 0.935 g/cm3, total comonomer content from 6% to 30% by weight, mw/mn from 4 to 20; intrinsic viscosity in decalin at 135° c.
10/23/14
20140316047
Nucleating agent for nylon system
The present invention provides a nucleating agents comprising: a) ethylene-acrylic acid ionomers selected from the group consisting of ethylene-acrylic acid calcium ionomers and ethylene-acrylic acid zinc ionomers and combinations thereof; wherein the ionomers have a molecular weight between about 1000 and about 10000; b) talcum; and c) ethylene-acrylic acid copolymers. The present invention also provides plastic compositions comprising: a) nylon and b) a nucleating agent, as well as a processes of making such plastic compositions.
10/23/14
20140316046
Oligomer-modified fine particles, method for producing the same, and coating containing the particles
Provided are surface-treated fine particles which, when added to coatings for the production of films, exhibit excellent reactivity with respect to organosilicon compounds and resins that are matrix components of the coating films, and thereby allow the films to exhibit excellent performance. Oligomer-modified fine particles include inorganic oxide fine particles having a surface modified with an oligomer, the oligomer being derived from a metal alkoxide represented by formula (1): rnm1(or′)z-n (1) wherein m1: one or more elements selected from si, ti, zr and al; r and r′: one or more groups selected from alkyl groups of 1 to 8 carbon atoms, aryl groups and vinyl groups; n: an integer of from 0 to (z−2); and z: the valence of m1.
10/23/14
20140316045
Silicone resins
The invention relates to silicone resins. It also relates to the preparation of organopolysiloxanes and to their use in a thermoplastic or thermosetting organic polymer or thermoplastic blends or thermosetting organic polymer blends or rubbers or thermoplastic/rubbers blends composition to reduce the flammability or enhance scratch and/or abrasion resistance of the organic polymer composition.
10/23/14
20140316044
Aqueous dispersible polymer composition
An aqueous dispersible hydroxyl-functional dendrimer polymer composition.. .
10/23/14
20140316043
Aqueous polymer composition for paper coating
The present invention concerns aqueous polymer compositions comprising a water soluble hydrophilic polymer with poly(ethylene oxide) content higher than 50% by weight and a polyacrylic thickener containing sulfonic groups. The aqueous polymer compositions of the invention are useful as deflocculants, rheology modifiers and water retention agents for paper coating compositions..
10/23/14
20140316041
Alternative approach to toughening and flexibilizing thermoplastic and thermoset polymers
A composition of matter comprising a thermoplastic or thermoset polymer blended with a polysiloxane base and optionally adjuvents.. .
10/23/14
20140316040
Particulate superabsorbent polymer composition having improved performance properties
The present invention relates to a particulate superabsorbent polymer composition which absorbs water, aqueous liquids, and blood, and a process to make the superabsorbent polymers, wherein a superabsorbent polymer is surface treated with a neutralized multivalent metal salt solution having a ph value similar as that of human skin. The present invention also relates to particulate superabsorbent polymer composition having high gel bed permeability and high absorbency under load..
10/23/14
20140316039
Resin composition of good long-run workability, comprising ethylene-vinyl alcohol copolymer
The present invention relates to a resin composition having an ethylene-vinyl alcohol copolymer (evoh) component and a multi-layered structure containing the resin composition.. .
10/23/14
20140316038
Primary pvc plasticizers derived from vegetable oils, process for obtaining primary pvc plasticizers derived from vegetable oils and plasticized pvc composition
The present descriptive report refers to a patent of invention of pvc plasticizers composed of epoxidized bioesters of vegetable oil fatty acids obtained by partial transesterification with an alcohol, and glycerin and further acetylation and epoxidation, and pvc compounds plasticized with bioesters resulting from partial transesterification, acetylation and epoxidation, belonging to the technical field of polymer additives that were developed to improve the properties of pvc polymers, in addition to providing a lower cost for renewable compounds, such as those obtained with the use of vegetable oils. The epoxidized bioesters of the present invention are composed by mixtures of epoxidized ethyl esters and acetylated and epoxidized mono, di and triglyceril esters, presenting oxirane index between 4 and 8.
10/23/14
20140316036
Composite product, a method for manufacturing a composite product and its use and a final product
The invention relates to a composite product. According to the invention the composite product contains a polymer based material and an organic natural fiber material, and the organic natural fiber material has been mixed with the polymer based material to form a mixture, and the composite product having an pore volume has been formed from the mixture so that the pore volume of the composite product is under 15%.
10/23/14
20140316035
Hydrophobically associating copolymers
Water-soluble, hydrophobically associating copolymers which comprise new types of hydrophobically associating monomers. The monomers comprise an ethylenically unsaturated group and a polyether group with block structure comprising a hydrophilic polyalkylene oxide block which consists essentially of ethylene oxide groups, and a terminal, hydrophobic polyalkylene oxide block which consists of alkylene oxides with at least 4, preferably at least 5 carbon atoms..
10/23/14
20140316032
P-n-compounds as flame retardants
The present invention relates to the use of aromatic p—n-compounds in flame retardant polymer compositions. These compositions are especially useful for the manufacture of flame retardant compositions based onthermoplastic polymers, especially polyolefin homo- and copolymers, polycondensates, such as polyamines or polyesters and duroplastic polymers, such as polyepoxides..
10/23/14
20140316030
Glycidyl esters of alpha, alpha branched neononanoic acids, synthesis and uses
In which the mixture of neononanoic acid providing a high hardness is a mixture where the sum of the concentration of the blocked and of the highly branched isomers is at least 50%, preferably above 60% and most preferably above 75%. In which a mixture of neononanoic acids providing soft polymers is a mixture where the concentration of blocked and highly branched isomers is maximum 55%, preferably below 40% and most preferably below 30%..
10/23/14
20140316029
Process for production of powder redispersible in water and use thereof
The present invention relates to a process for the production of powders redispersible in water comprising an organic component and a water-soluble organic polymeric protective colloid. The organic component is dispersed and stabilized with the protective colloid in water to form a stable dispersion which is dried to form the powder redispersible in water.
10/23/14
20140316026
Self-adaptive cements
A self-adaptive cement formulation includes cement, water, block copolymer and asphaltite-mineral particles. The set cement demonstrates self-healing properties when exposed to methane, and is particularly suited for well-cementing applications.
10/23/14
20140316024
Coupled fly ash filled polymer compounds
Thermoplastic compounds are disclosed having functional filler of fly ash particles coupled to the thermoplastic resin via a coupling agent. A coupling agent of functional silane grafts on a backbone of the same polymer or a compatible polymer as the thermoplastic resin causes interaction of the fly ash particles with the thermoplastic resin to enhance physical properties, particularly notched izod impact resistance at room temperature and at −40° c.
10/23/14
20140316022
Optical film and preparation method thereof
Disclosed are an optical film and a preparation method thereof. The optical film comprises a base layer, a plurality of polymer particles disposed in the base layer, and voids formed in the base layer and enclosing the respective polymer particles, wherein the polymer particles comprise a crosslinked polymer.
10/23/14
20140316020
Processing aids for use in manufacturing extruded polystyrene foams using low global warming potential blowing agents
A foamable polymeric mixture is provided that includes a polymer composition and at least one blowing agent. The blowing agent may comprise any blowing agents known not to deplete the ozone or increase the prevalence of global warming, such as co2, hfo, hfc and mixtures thereof.
10/23/14
20140316019
Solvent-free low energy coatings
An aqueous coating composition having a pvc of from 70 to 80% comprising, based on the total volume solids of the dry coating unless otherwise stated, a) opacifying pigment particles comprising i) from 4 to 10% titanium dioxide ii) from 0 to 20% of hollow polymeric particles b) non-opacifying extender particles comprising i) calcium magnesium carbonate and/or ii) calcium carbonate and/or iii) nepheline syenite and/or iv) kaolin wherein i)+ii)+iii)+iv)=40 to 75% (to be announced by katy) and iv) is 0 to 45% c) styrene-acrylic polymer binder particles having a calculated fox tg of from −30 to 5° c. Having an acid value of from 15 to 65 mg koh/g of polymer and wherein the polymer particles are derived from acrylic monomers and optionally further comprising styrene and/or its derivatives d) dispersant which is insoluble in water at ph 3 wherein the composition is free of volatile organic solvent..
10/23/14
20140316017
Thiol group-containing acrylate resin
The present invention relates to a process for producing novel ion exchange resins which are based on crosslinked bead polymers composed of acrylic compounds having thiol groups as functional group and have a high uptake capacity for heavy metals, and also their use for removing heavy metals from liquids, preferably process water in or from the electronics industry, the electroplating industry and the mining industry.. .
10/23/14
20140316012
In-situ forming foams for embolizing or occluding a cavity
The present invention provides systems and methods for occluding and/or embolizing a cavity within a patient by delivering a prepolymer material into or onto a cavity and forming an expanding foam within the cavity. The inventions methods are applicable to occluding a variety of cavities, including blood vessels, aneurysms, left arterial appendages, vascular malformations and the like..
10/23/14
20140316009
Intraocular pressure reduction with intracameral bimatoprost implants
The present invention provides a method of treating an ocular condition in an eye of a patient, comprising the step of placing a biodegradable intraocular implant in an eye of the patient, the implant comprising a prostamide and a biodegradable polymer matrix that releases drug at a rate effective to sustain release of an amount of the prostamide from the implant to provide an amount of the prostamide effective to prevent or reduce a symptom of an ocular condition of the eye, wherein said ocular condition is elevated iop and said implant is placed in an intracameral location to dilate the outflow channels of the eye emanating from schlemm's canal.. .


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