|| List of recent Silica-related patents
| Olefin metathesis catalyst containing tungsten fluorine bonds|
A catalyst for the metathesis of olefins in general and specifically for the production of propylene from ethylene and butylene has been developed. The catalyst comprises a tungsten metal compound, which contains at least one tungsten-fluoro bond, dispersed or grafted onto a support.
| Pretreated epoxidation catalyst and a process for producing an olefin therewith|
A pretreated titanium silicalite with mfi structure (ts-1) catalyst which has been pretreated with methanol, and then optionally filtered and optionally air-dried to form a pretreated activated ts-1 catalyst. The activated ts-1 may be used in an epoxidation reaction with no additional methanol added and has equivalent activity to ts-1 used with large excesses of methanol.
| Dry building material formulations containing polymer powders|
Hydraulically setting compositions containing mineral binders exhibit improved adhesion when polymer powders produced by drying a silica sol and a redispersible polymer powder emulsion are added.. .
| Direct assembly of hydrophobic nanoparticles to multifunction structures|
A process that allows convenient production of multifunctional composite particles by direct self-assembly of hydrophobic nanoparticles on host nanostructures containing high density surface thiol groups is present. Hydrophobic nanoparticles of various compositions and combinations can be directly assembled onto the host surface through the strong coordination interactions between metal cations and thiol groups.
| Glass compositions having high thermal and chemical stability and methods of making thereof|
Described herein are alkali-free, boroalumino silicate glasses exhibiting desirable physical and chemical properties for use as substrates in flat panel display devices, such as, active matrix liquid crystal displays (amlcds). In accordance with certain of its aspects, the glasses possess good dimensional stability as a function of temperature..
| Fusion formable lithium aluminosilicate glass ceramic|
A down-drawable glass ceramic. The glass ceramic has a composition which yields a liquidus viscosity that enables formation of the parent glass by down-draw techniques such as fusion-draw and slot-draw methods.
| Low k precursors providing superior integration attributes|
A deposition for producing a porous organosilica glass film comprising: introducing into a vacuum chamber gaseous reagents including one precursor of an organosilane or an organosiloxane, and a porogen distinct from the precursor, wherein the porogen is aromatic in nature; applying energy to the gaseous reagents in the chamber to induce reaction of the gaseous reagents to deposit a film, containing the porogen; and removing substantially all of the organic material by uv radiation to provide the porous film with pores and a dielectric constant less than 2.6.. .
| Self-polishing antifouling paint composition comprising solid particles of entrapped or encapsulated rosin constituents|
The present application discloses novel self-polishing antifouling paint compositions comprising: 30-80% by solids volume of the paint composition of a binder phase; 20-70% by solids volume of the paint composition of a pigment phase, said pigment phase including solid particles consisting of one or more rosin constituents (e.g. Rosin, rosin derivatives or rosin-modified polymers) entrapped or encapsulated in a matrix (e.g.
| Environmentally-friendly polyurethane matting and the method of production thereof|
The present invention discloses an environmentally-friendly polyurethane matting and a method of production thereof. The environmentally-friendly polyurethane matting comprises a leather surface, a polyurethane middle layer and an anti-slip leather bottom layer.
| Member for vehicle and manufacturing process for the same|
A member for vehicle according to the present invention includes a resinous substrate, and a protective film being formed on a surface of the resinous substrate partially at least. The protective film is made by curing a curing-type coating-agent composition containing: component (a) (e.g., an isocyanuric ring-containing urethane (meth)acrylate compound) in an amount of from 20 to 80 parts by mass; component (b) (e.g., an isocyanuric ring-containing tri(meth)acrylate compound free from any urethane bond) in an amount of from 10 to 70 parts by mass; component (c) (e.g., a reaction product) between a colloidal silica and an alkoxysilane compound having a maleimide group) in amount of from 1 to 35 parts by mass; a radical-polymerization initiator serving as component (d) in an amount of from 0.1 to 10 parts by mass; an ultraviolet absorber serving as component (e) in an amount of from 1 to 12 parts by mass; and an organic solvent serving as component (f) in an amount of from 10 to 1,000 parts by mass; with respect to a sum of the component (a), the component (b), and the component (c) being taken as 100 parts by mass.
| Silicone rubber-based curable composition, method of producing silicone rubber, silicone rubber, molded body and medical tube|
A silicone rubber-based curable composition of the present invention contains: a vinyl group-containing organopolysiloxane (a); an organohydrogen polysiloxane (b); silica particles (c); a silane coupling agent (d); and a platinum or platinum compound (e), wherein satisfied is the following requirement x, or both the following requirements x and y: requirement x: the vinyl group-containing organopolysiloxane (a) contains both a vinyl group-containing linear organopolysiloxane (a1) and a vinyl group-containing branch organopolysiloxane (a2), requirement y: the organohydrogen polysiloxane (b) contains a mixture (b3) of a linear organohydrogen polysiloxane (b1) and a branch organohydrogen polysiloxane (b2), or the branch organohydrogen polysiloxane (b2). This makes it possible to provide a silicon rubber-based curable composition which can produce a silicone rubber having excellent tensile strength and tearing strength..
| Scratch and abrasion resistant uv blocking glass coating|
A resin for making abrasion and scratch resistant uv blocking glass coating. The resin can include an inorganic polysiloxane polymer matrix formed from water-based colloidal silica and tetraethylorthosilicate (teos).
| Non-aqueous solid stabilized emulsions|
Wherein the oil phase (a) is dispersed as discontinuous droplets in the polar phase (b); the silica particle dispersant (c) is absorbed on the surface of the oil phase (a); and the silica particle dispersant (c) is partially wetted by the polar phase (b).. .
| Zeolite ssz-57 having enhanced large pore selectvity|
The present invention is directed to an alumino-borosilicate ssz-57 zeolite having enhanced large pore selectivity. The alumino-borosilicate ssz-57 zeolite of the present invention is characterized as having substantially all of its aluminum atoms located within regions of the zeolite structure which form the 12 ring channels..
| Supported poly(allyl)amine and derivatives for co2 capture from flue gas or ultra-dilute gas streams such as ambient air or admixtures thereof|
Supported amine polymer adsorbents based on polymers containing only or primarily primary amines sites are to be used as regenerable adsorbents for co2 capture from ultra-dilute gas streams, such as ambient air, or from mixtures of gases containing preferably at least 10% oxygen. And can also be useful for use at the moderate gas pressures found in typical post-combustion capture processes, such as flue gas from large point sources such as coal-fired power plants.
| Low attenuation optical fibers with an f-graded index core|
An optical fiber is provided that includes a fiber configured to transmit optical data in a plurality of modes or in a single mode; a core region in the fiber that comprises fluorine-doped silica; and a cladding in the fiber that surrounds the core region and that comprises fluorine-doped silica. The core region has a graded refractive index profile with an alpha of about 0.5 to 5.
| Optical waveguide element and method of producing the same|
An optical waveguide element includes a cladding portion made of a silica-based glass, and an optical waveguide positioned in the cladding portion and made of a silica-based glass in which a zro2 particle is dispersed.. .
| Casting member, casting method, and method of manufacturing lubricant used for casting|
In the invention, a nano carbon layer that is constituted by a nano carbon group is formed on a molten metal contact surface of a casting member, and a lubricant that has a pulverulent body, which is constituted by bn, graphite, talc or silica, as a main component is applied onto the nano carbon layer. It is preferable that a nitrided layer be formed between the nano carbon layer and the molten metal contact surface of the casting member when the nano carbon layer is formed, and that the lubricant applied to the nano carbon layer have a bn pulverulent body as a main component.
| Treated geothermal brine compositions with reduced concentrations of silica, iron and lithium|
This invention relates to treated geothermal brine compositions containing reduced concentrations of lithium, iron and silica compared to the untreated brines. Exemplary compositions contain concentration of lithium ranges from 0 to 200 mg/kg, concentration of silica ranges from 0 to 30 mg/kg, concentration of iron ranges from 0 to 300 mg/kg.
| Method of manufacturing soil reinforced by microbe-based bio-binders and soil produced by the method|
The present invention relates to a method of manufacturing soil reinforced by microbe-based bio-binders and soil produced by the method. The bio-binders are not harmful to humans, do not cause environmental pollution and secure sufficiently the soil strength and resistance against wind.
| Superhydrophobic coatings and methods for their preparation|
Superhydrophobic coatings and compositions and methods for preparing superhydrophobic coatings and compositions are described herein whereby the coatings and compositions are prepared under mild conditions, yet the methods are amenable to chemical functionalization of the coatings and components therein. The methods are useful for tuning and optimizing the physical properties of the coatings.
|Nitric oxide therapies|
A method for delivering nitric oxide therapy to a subject can include administering a composition including a nitric-oxide releasing agent and silica to the subject and releasing a therapeutic amount of nitric oxide from the composition.. .
|Eggshell catalyst composites containing tungsten oxide or tungsten oxide hydrate|
Provided are catalyst composites useful for the production of olefins during a metathesis reaction, as well as methods of making and using the same. Certain methods comprise a support comprising at least about 90% by weight silica; and an eggshell layer on the support comprising about 0.25 to about 10 wt.
|Method of preparing silicon nanocrystals|
The present application includes a method of preparing silicon nanocrystals (si-ncs) comprising combining silica particles with magnesium and heating said combination under conditions to form si-ncs, wherein the silica particles are obtained using sol gel chemistry.. .
|Hydrothermal performance of catalyst supports|
A high surface area catalyst with a mesoporous support structure and a thin conformal coating over the surface of the support structure. The high surface area catalyst support is adapted for carrying out a reaction in a reaction environment where the thin conformal coating protects the support structure within the reaction environment.
|Silica spheres and affinity carrier|
(a) the average particle size is from 30 μm to 40 μm as measured by a laser light scattering method; (b) the ratio (d10/d90) of the particle size (d10) of smaller 10% cumulative volume to the particle size (d90) of 90% cumulative volume in a particle size distribution as measured by a coulter counter method, is at most 1.50; and (c) the average pore size is from 85 nm to 115 nm and the pore volume is at least 1.5 ml/g, as measured by a mercury intrusion technique.. .
|Sintered zircon material for forming block|
A component includes a body including zircon (zrsio4) grains, the body having a free silica intergranular phase present between the zircon grains and distributed substantially uniformly through the body. The body comprises a content of free silica not greater than about 2 wt.
|Culture containers with internal top coating over gas barrier coating and associated methods|
A container for culturing a test sample includes a molded monolithic single layer polymeric container body having an upwardly extending, visually transmissive wall with an inner surface and a wall thickness that is between about 0.2 mm and 10 mm. The container also has a thin gas barrier coating comprising silica on the inner surface of the sealed container body and an internal top coating on the gas barrier coating.
|Electrostatic charge image developing toner|
Provided is an electrostatic charge image developing toner, including: toner base particles including a polyester resin as a binder resin; and an external additive on the surface of the toner base particles. The external additive includes silica.
A recording medium includes a substrate and ink receiving layers including a first ink receiving layer and a second ink receiving layer in that order. The first ink receiving layer contains first inorganic particles including alumina and silica particles, and a first binder.
|Method for inhibiting oxygen and moisture degradation of a device and the resulting device|
A method for inhibiting oxygen and moisture degradation of a device and the resulting device are described herein. To inhibit the oxygen and moisture degradation of the device, a low liquidus temperature (llt) material which typically has a low low liquidus temperature (or in specific embodiments a low glass transition temperature) is used to form a barrier layer on the device.
|Functionalized adhesive coated orthodontic appliances|
Provided are methods for making adhesive coated orthodontic appliances having a silane treated metallic bonding surface, and related assemblies. Exemplary methods of making an adhesive coated orthodontic appliance include providing a metallic bonding surface on the orthodontic appliance for attachment to a tooth surface, sand blasting the bonding surface with a silica-based media, functionalizing the bonding surface in the presence of a ph-modified coupling agent solution, and applying an adhesive onto at least a portion of the bonding surface, where the adhesive is a hydrophilic adhesive having a water uptake of at least 0.5 percent of its original weight after hardening..
|Novel nanoparticulate suspension for incorporating fat-soluble vitamins in the treatment of hair thinning and hair loss|
The present invention provides novel compositions comprising a nutritional supplement containing vitamin d-3 (cholecalciferol) and other supporting nutrients (i.e., fat-soluble vitamins a and e) to be administered orally via capsules to human subjects for the prophylaxis and mitigation of hair thinning and hair loss in both men and women. Colloidal silicon dioxide functions to form a nanoparticulate suspension and acts as a viscosifier to thicken the oil(s) used in the capsule filling operation.
|Non-aqueous oral care compositions|
The invention provides a non-aqueous oral care composition with a liquid continuous phase comprising a thickening agent, a humectant, and a crystalline structuring agent, characterised in that the composition further comprises abrasive amorphous silica particles which are capable of acting as a booster to the cleaning ability of the composition and which have a weight mean particle size (d50) ranging from 3 to 15 microns. Preferred components are carboxyvinyl polymers as thickening agent, glycerin as humectant and solid polyethylene glycols such as polyethylene glycol 3000 as structuring agent.
|Suspending medium for glitter or pigments in urethane (meth)acrylates|
A composition for forming a gel coating on a nail. The composition including a base component having an amount of a curable resin and a monomer sufficient to form a gel coating when applied to a nail.
A process for extracting cs-137 from i) an acidic solution obtained by dissolving an irradiated solid target comprising uranium, ii) an acidic solution comprising uranium which has previously been irradiated in a nuclear reactor, or iii) an acidic solution comprising uranium which has been used as reactor fuel in a homogeneous reactor, the acidic solution i), ii) or iii) having been treated to harvest mo-99, wherein the process comprises contacting the treated acidic solution with an adsorbent comprising ammonium molybdophosphate (amp). In an embodiment, the amp is combined with an organic or inorganic polymeric support, for example amp synthesised within hollow aluminosilicate microspheres (amp-c)..
A supercontinuum optical pulse source provides a combined supercontinuum. The supercontinuum optical pulse source comprises one or more seed pulse sources, and first and second optical amplifiers arranged along first and second respective optical paths.
|Lithium silicate glass ceramic and lithium silicate glass comprising a hexavalent metal oxide|
Lithium silicate glass ceramics and glasses containing specific oxides of hexavalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials.. .
|Method for producing a solder joint|
The invention relates to a method for producing a solder joint between at least one base part (2) and at least one first component (3), comprising the following steps: providing the base part (2); partially blasting a surface of the base part (2) using a saco blasting agent, the blasting material (50) of which has a silicate coating (52), in such a way that a saco-blasted region (20) and a non-blasted positioning region (40) are present; and soldering the at least first component (3) onto the non-blasted positioning region (40), wherein the saco-blasted region (20) acts as a solder resist.. .
|Capacitor and preparation method thereof|
A capacitor and a method of fabricating thereof are provided. A structure of low pressure tetraethyl orthosilicate-low pressure silicon nitride-low pressure tetraethyl orthosilicate is used in the capacitor to replace the oxide-nitride-oxide structure of the existing capacitor; the capacitor has a relatively high unit capacitance value.
|Method for producing concave-convex substrate using sol-gel method, sol used in same, method for producing organic el element using same, and organic el element obtained thereby|
A method for producing a substrate having a concavity and convexity pattern includes: a step for applying a sol containing a silica precursor on a substrate to form a coating film; a step for drying the coating film; a pressing step for pressing a mold having a concavity and convexity pattern against the dried coating film with a pressing roll; a step for peeling off the mold from the coating film; and a step for baking the coating film to which the concavity and convexity pattern has been transferred. The coating film is dried in the drying step so that the ratio of weight of the coating film to dried weight of the coating film is in a range of 1.4 to 8.8, the dried weight being obtained by baking the coating film at a temperature of 100 degrees celsius.
|Memory cells and methods of forming memory cells|
Some embodiments include memory cells having programmable material between a pair of electrodes. The programmable material includes a material selected from the group consisting of a metal silicate with a ratio of metal to silicon within a range of from about 2 to about 6, and metal aluminate with a ratio of metal to aluminum within a range of from about 2 to about 6.
|Lithium silicate-based compound, positive electrode active material for lithium ion secondary battery, and lithium ion secondary battery using the same|
The lithium silicate-based compound is represented by li1.5fesio4.25 the lithium silicate-based compound is a compound including: lithium (li); iron (fe); silicon (si); and oxygen (o), and expressed by a composition formula, li1+2δfesio4+δ−c(−0.25≦δ≦0.25, 0≦c≦0.5). The lithium silicate-based compound, of which iron (fe) is trivalent, exerts a remarkable chemical stability as compared to li2fesio4..
|Treatment of phosphate-containing wastewater with fluorosilicate and phosphate recovery|
A method for treating phosphate-containing wastewater, such as phosphogypsum pond water. The method includes the steps of: (a) adding a first cation to the wastewater to precipitate fluorosilicate from the wastewater; (b) adding a second cation to the wastewater to precipitate fluoride from the wastewater; (c) raising the ph of the wastewater to precipitate the second cation from the wastewater; (d) removing residual silica from the wastewater; and (e) precipitating phosphate from the wastewater.
|Silica particles coated with beta-cyclodextrin for the removal of emerging contaminants from wastewater|
Provided is a silica particle coated with β-cyclodextrin, wherein said cyclodextrin is attached to said silica particle via at least one crosslinking agent and/or at least one copolymer. Also provided are methods of removing contaminants from a flowing or stationary liquid phase comprising the step of contacting said liquid phase with the silica particle coated with β-cyclodextrin..
|Process for hydrodesulphuration of gasoil cuts using a catalyst based on heteropolyanions trapped in a mesostructured silica support|
The invention relates to a process of hydrodesulphuration of at least one gasoil cut implementing a catalyst containing, in its oxide form, at least one metal from group vib and/or at least one metal from group viii of the periodic table, present in the form of at least one polyoxometalate of the formula (hhxxmmoy)q−, said polyoxometalates being present within a mesostructured silicon oxide matrix having a pore size within the range 1.5 to 50 nm and having amorphous walls of thickness within the range 1 to 30 nm, the said catalyst being sulphured before being implemented in the said process.. .
|Treated geothermal brine compositions with reduced concentrations of iron and silica|
This invention relates to treated geothermal brine compositions containing reduced concentrations of iron and silica compared to the untreated brines. Exemplary compositions of the treated brine contain concentration of silica ranging from 0 to 80 mg/kg and concentration of iron ranging from 0 to 300 mg/kg.
|Process for converting gaseous alkanes to liquid hydrocarbons|
Embodiments disclose a process for converting gaseous alkanes to higher molecular weight hydrocarbons, olefins or mixtures thereofs wherein a gaseous feed containing alkanes may be reacted with a dry bromine vapor to form alkyl bromides and hydrobromic acid vapor. The mixture of alkyl bromides and hydrobromic acid then may be reacted over a synthetic crystalline alumino-silicate catalyst, such as a zsm-5 or an x or y type zeolite, at a temperature of from about 250° c.
|Polyguanidine silicate and use thereof|
A polyguanidine silicate obtainable by reacting a polymeric guanidine salt provided in an aqueous solution with an aqueous solution of a sodium and/or potassium silicate.. .
|Rubber composition and pneumatic tire|
To produce a copolymer, and reacting a compound containing a nitrogen atom and/or a silicon atom with an active terminal of the copolymer, wherein the rubber composition includes the conjugated diene polymer in an amount of not less than 10% by mass per 100% by mass of a rubber component of the rubber composition, and the silica in an amount of 10-70 parts by mass per 100 parts by mass of the rubber component.. .
|Rubber composition for tire, and pneumatic tire|
Provided are a rubber composition for a tire capable of improving fuel economy, wet grip performance, abrasion resistance, and processability, and a pneumatic tire including the composition. Included is a rubber composition for a tire including: a diene polymer; silica; and a compound of formula (i) below, the diene polymer being a modified diene polymer obtained by reacting components (a) and (b), the amount of the compound of formula (i) being 0.1-10 parts by mass per 100 parts by mass of the rubber component, the component (a) being an active alkali metal-terminated conjugated diene polymer obtained by polymerizing a conjugated diene monomer alone or with an aromatic vinyl monomer, in the presence of a component (c), the component (b) being a modifying agent containing a functional group, and the component (c) being a chemical species obtained by reacting an organic alkali metal compound with a compound of formula (1) below..
|Rubber composition for tire cord coating, breaker edge strip, breaker cushion or cord-adjoining strip, and pneumatic tire|
Provided are a rubber composition for a tire cord topping, a breaker edge strip, a breaker cushion, or a strip adjacent to cords, which achieves a balanced improvement in handling stability, fuel economy, durability, ride quality, and adhesion; and pneumatic tires including the same. The rubber composition includes: an isoprene-based rubber; a phenol resin and/or an alkylphenol resin; and a partial condensate of hmmm and/or a partial condensate of hmmpme, wherein an amount of the isoprene-based rubber is 60% by mass or higher per 100% by mass of the rubber component; and a combined amount of the phenol resin and the alkylphenol resin is 2-3.9 parts by mass, a combined amount of the partial condensate of hmmm and the partial condensate of hmmpme is 0.5-5 parts by mass, and an amount of silica is at most 15 parts by mass, each per 100 parts by mass of the rubber component..
|Functionalized silica with elastomer binder|
A functionalized silica product includes particles of a hydrophobated silica having a thin coating of an emulsion polymer. A ratio of the hydrophobated silica to the emulsion polymer is from about 4/1 to about 50/1.
|Vehicle tyre, the tread of which comprises a heat-expandable rubber composition|
A vehicle tyre includes a tread formed of a rubber composition that is heat-expandable when unvulcanized, and expanded when vulcanized. When unvulcanized, the composition includes from 50 to 100 phr of a copolymer based on styrene and butadiene; optionally from 0 to 50 phr of another diene elastomer, such as a polybutadiene or a natural rubber; more than 50 phr of a reinforcing filler, such as silica and/or carbon black; between 5 and 25 phr of a sodium- or potassium-including carbonate or hydrogencarbonate; and between 2 and 15 phr of a carboxylic acid having a melting point between 60° c.
|Tire with rubber tread containing precipitated silica and functionalized carbon nanotubes|
This invention relates to a tire having a rubber tread containing functionalized carbon nanotubes and particulate reinforcement comprised of precipitated silica.. .
|Dental resin modified glass-ionomer composition|
The dental resin modified glass-ionomer composition includes an acidic polymer; an acidic polymerizable monomer selected from 4-(meth)acryloxyalkyltrimellitic anhydride, 4-(meth)acryloxyalkyltrimellitic acid, and a combination thereof; a non-acidic polymerizable monomer; a fluoroaluminosilicate glass filler; water; and at least one polymerization initiator system. The dental resin modified glass-ionomer composition is useful for a dental restorative composition, an endodontic composition, and/or an orthodontic composition, and provides significantly enhanced adhesive property toward tooth structure..
|Curing-type coating-agent composition|
A curing-type coating-agent composition according to the present invention contains: component (a) (e.g., an isocyanuric ring-containing urethane (meth)acrylate compound) in an amount of from 20 to 80 parts by mass; component (b) (e.g., an isocyanuricring-containing tri(meth)acrylate compound free from any urethane bond) in an amount of from 10 to 70 parts by mass; component (c-1) (e.g., a reaction compound between a colloidal silica and an alkoxysilane compound having a maleimide group) in amount of from 1 to 35 parts by mass, or component (c-2) (e.g., a specific organosilicon compound) in an amount of from 5 to 35 parts by mass; a radical-polymerization initiator serving as component (d) in an amount of from 0.1 to 10 parts by mass; an ultraviolet absorber serving as component (e) in an amount of from 1 to 12 parts by mass; and an organic solvent serving as component (f) in an amount of from 10 to 1,000 parts by mass; with respect to a sum of the component (a), the component (b), and the component (c-1) or the component (c-2) being taken as 100 parts by mass. The aforementioned composition demonstrates excellent wear resistance and weatherability as a coating agent for plastic substrate, or the like, which is employed outside..
|Tyre, the tread of which comprises a heat-expandable rubber composition reducing noise during travel|
A vehicle tyre includes a tread formed of a heat-expandable rubber composition when in an unvulcanized state. The composition includes: from 50 to 100 phr of a copolymer based on styrene and butadiene; optionally from 0 to 50 phr of another diene elastomer, such as a polybutadiene or natural rubber; more than 50 phr of a reinforcing filler, such as silica and/or carbon black; between 5 and 25 phr of a blowing agent, such as an azodicarbonamide compound; and between 5 and 25 phr of a heat-fusible compound having a melting point between 70° c.
|Grease-like gel for repelling rodents|
Grease-like compositions are provided for repelling rodents. The compositions utilize nontoxic mineral, synthetic, or vegetable oil based gels containing silica, clay, urea, polytetrafluoroethylene, or metallic soap thickeners and capsaicin..
|Method for cleaning outdoor surfaces|
A method for cleaning an outdoor surface includes combining a first composition from a first vessel with a second composition from a second vessel. The first composition includes hydrogen peroxide and makes up 94-99.5% of the combination by weight.
|Encoded polymeric microparticles|
Provided are encoded polymeric microparticles and a multiplexed bioassay using the encoded polymeric microparticles. Each of the encoded polymeric microparticles includes an encoded polymeric microparticle core and a silica shell surrounding the microparticle core.
|Lithium silicate glass ceramic and lithium silicate glass comprising a divalent metal oxide|
Lithium silicate glass ceramics and glasses containing specific oxides of divalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials.. .