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5424374 |
Heat curable organopolysiloxane compositions
Heat curable organopolysiloxane compositions of this invention comprise (A) organopolysiloxanes with at least two alkenyl groups within the molecule, (B) capsules containing organo hydrogen...
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5424375 |
Process for the manufacture of a polymeric material containing interpenetrated polysiloxane-polyacrylic networks
The polysiloxane network (1) of this polymeric material is formed by (1a) at least one α,ω-dihydroxylated polydimethylsiloxane and/or an α,ω-dihydroxylated poly(dimethyldiphenyl)siloxane...
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5422396 |
Heat-resistant coating powder
A heat-resistant coating powder is comprised of A) between about 20 and about 83 wt % based on resin content of A) plus B) of a silicone resin having organic moieties selected from aryl and C 1 -C...
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5416153 |
Polyolefin molding composition of high rigidity and hardness
Polyolefin molding composition of high rigidity and hardness A polyolefin molding composition essentially comprising a) a polyolefin wax and b) a high-molecular-weight polyolefin or, instead...
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5416165 |
Curable composition for paint
A curable composition for paint containing: (A) 95 to 5 parts by weight of a vinyl copolymer having at least one specific hydrolyzable silyl group and at least one specific alcoholic hydroxyl...
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5415912 |
Pressure-sensitive adhesive composition
A pressure-sensitive adhesive composition comprising (A) a pressure-sensitive adhesive and (B) a polyorganosilsesquioxane fine powder is disclosed. The composition shows excellent adhesion...
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5416147 |
Hydrosilylative composition and process of hydrosilylation reaction
A blend of (A) an acrylic, polyester or epoxy resin having at least two alkenyl or alkynyl groups in a molecule, (B) an organic silicon compound having at least two hydrogen atoms each directly...
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5414056 |
Uniform distribution polycarbonate pellets
A polycarbonate pellet having a size between 200 and 1,500 microns, not inclusive, is produced by extruding molten polycarbonate through a die and cutting such extrudate with a die face cutter.
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5412016 |
Process for making polymeric inorganic-organic compositions
Polymeric inorganic-organic compositions are obtained by intimately mixing a hydrolyzable precursor of an inorganic gel of silicon, titanium, or zirconium with an organic polymer and with an...
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5412006 |
Electrorheological cels and a method for the preparation thereof
The present invention relates to an electrorheological gel comprising a curable silicone polymer, electrorheologically active particles, and a metal catalyst. The composition can further comprise...
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5409993 |
Fluid gasket composition
Fluid gasket composition with fine rubber particles has sufficient elasticity. The particle size of the rubber particles contained in the fluid gasket composition is desired to be 0.1 to 3.0 mm....
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5405896 |
Adhesive silicone rubber compositions
An adhesive silicone rubber composition of addition reaction curing type comprising (a) an organopolysiloxane containing an alkenyl group; (b) an organohydrogenpolysiloxane having at least one...
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5399612 |
Blended polymeric compositions
Novel polymeric compositions are disclosed. The polymeric compositions, in particular, are either soluble or readily dispersible in water. Such polymeric compositions can be characterized as...
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5399604 |
Epoxy group-containing resin compositions
An epoxy group-containing thermosetting resin composition comprising (A) a copolymer obtained from (a) at least one member selected from an unsaturated carboxylic acid and an unsaturated carboxylic...
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5393817 |
Molding materials based on polymethyl methacrylate and having improved notched impact strength
Molding materials based on polymethyl methacrylate comprising essentially A) from 99.99 to 95.0% by weight of a mixture comprising essentially a 1 ) from 5 to 95% by weight of polymethyl...
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5391590 |
Injectable intraocular lens compositions and precursors thereof
New compositions useful as the optics of intraocular lenses, in particular injectable intraocular lenses, are disclosed. In one embodiment, such compositions comprise polymer mixtures derived from...
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5389726 |
Nail lacquer primary film forming resin
An improved nail lacquer containing a film forming resin, a plasticizer, and a solvent. The improvement resides in utilizing as the film forming resin a blend of: (i) a graft copolymer having a...
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5385978 |
Crimped acrylic fibers having improved thixotropic performance
Crimped acrylic fibers with a small diameter, a minimum aspect ratio in the 20-50 range, and having a crimp of greater than about 10% so as to enhance the viscosity of polymers, resistance to...
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5376420 |
Curable silicone-based release agent, separator having cured film formed from the same, and pressure-sensitive tape having cured film formed from the same
A curable silicone-based release agent which comprises 100 parts by weight of a polyorganosiloxane and from 0.1 to 1,000 parts by weight of resin fine particles which are readily swellable or...
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5364922 |
Curable compositions containing an anaerobically inactive hydrosilation catalyst and method for preparing said compositions
The present invention utilizes a class of novel hydrosilation catalysts that are inhibited in the absence of molecular oxygen to prepare storage stable, one part curable compositions containing (1)...
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5359005 |
Stable, one-package, non-gelled coating composition curable under ambient conditions
Stable, non-gelled, one-package coating compositions capable of being cured at ambient conditions to produce durable coatings comprising at least one polymer and/or oligomer having a molecular...
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5356995 |
Light-stabilized binders for coating compositions
The stabilised binder is a mixture of two copolymers and at least one curing agent. The one copolymer contains fluorine or silicon and a UV absorber in copolymerised form. The other copolymer is an...
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5352736 |
Transparent liquid absorbent materials
A liquid-absorbent composition comprising (a) a polymeric matrix component comprising crosslinked silanol moieties, and (b) a liquid-absorbent component comprising a water-absorbent polymer,...
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5344879 |
Curable composition for paint
A curable composition for paint including (A) 10 to 99 parts by weight of a vinyl polymer having a number average molecular weight of not less than 2,000 and at least one silicon atom to which a...
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5344880 |
Thermosetting composition
A composition including (A) a hydroxyl group-containing acrylic resin, (B) an acrylic copolymer containing an alkoxysilyl group having the formula (I): ##STR1## (C) a polyorganosiloxane and (D) a...
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5336442 |
Extension type conductive rubber and process for making and method for using same
An extension type conductive rubber framed by impregnating a cross-linked conductive silicone rubber that contains suspended carbon particles, with a silicone oil having a compatibility with that...
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5331049 |
Water-curable, hot melt adhesive composition
A water-curable hot melt adhesive system is disclosed. The system uses silane hydrolyzable functionality grafted onto an ethylene polymer component, and a tackifier compatible therewith. The...
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5324779 |
Cross-linked compositions based on polyethylene and cross-linked materials derived from them
Crosslinkable compositions with a polyethylene base are described which comprise a major proportion, for example 65 to 95% by weight, of at least one polymer selected from the polyethylenes grafted...
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5322892 |
Fiber-forming process from polymeric blends
A melt process for forming fibers from blends of polymers containing a high percentage of vinyl alcohol units with terpolymers of alkyl methacrylates, unsaturated acids, anhydrides or...
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5321082 |
Curable resin composition
A curable resin composition containing (a) a polymer having a plurality of alkenyl groups, (b) an organohydrogenpolysiloxane having a plurality of hydrosilyl groups, (c) a polymer having a...
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5318835 |
Pressure-sensitive adhesive tape
Disclosed is a pressure-sensitive adhesive tape comprising: a sheet backing composed of polybutadiene foam having a substantially closed cell foam structure; and a layer of pressure-sensitive...
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5318815 |
Abherent surfaces
A substrate is provided with a release surface by application of an emulsion of a vinyl-addition silicone system and catalyst therefor and a particulate component, preferably a resin. The vinyl...
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5319023 |
Optical lenses, haptics therefor and optical lens bodies having haptics
Optical lens bodies and haptics therefore are prepared from polymeric materials wherein all surfaces of the materials are substantially biologically inert to occular tissue, all surfaces are...
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5310490 |
Viscosity modifer polymers
The present invention relates to hydrogenated block copolymers of butadiene and at least one other diene, preferably isoprene. The copolymer is hydrogenated and comprises at least 10% by weight of...
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5308887 |
Pressure-sensitive adhesives
The present invention provides a silicone/acrylic based pressure-sensitive adhesive composition, adhesive, and adhesive tapes prepared therefrom. The adhesive composition comprises: (a) from...
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5306759 |
Coating composition and process for manufacturing the same
A coating composition prepared by adding 0 to 150 parts by weight, in terms of diorganosilane, of a hydrolyzate and/or a partial condensate of an diorganosilane (b), 2 to 300 parts by weight of a...
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5300576 |
Higher heat degradable polymer alloys
The thermal properties, such as heat distortion temperature of biodegradable polymers, such as polylactic acid, polyglycolides, polybutyric acid and copolymers of butyric and valeric acid, may be...
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5298532 |
Method of accelerating photoiniferter polymerization, polymer produced thereby, and product produced therewith
The invention relates to an accelerated photoiniferter polymerization method which involves the addition of a polymerization accelerating amount of a at least one metal compound accelerator during...
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5296569 |
Complex microspheres, method of making same, and thermoplastic films containing same
Complex microspheres consist of polysiloxane and vinyl polymers which are unistructurally mixed together and substantially free of covalent bonds therebetween. Polysiloxane and vinyl polymer are...
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5296574 |
Method of synthesis of block copolymers of vinyl aromatic hydrocarbons and polydimethylsiloxane
A method for producing, in the presence of both monomers, a block copolymer of a polymer block of a vinyl aromatic hydrocarbon (and/or a conjugated diene) and a block of polydimethysiloxane which...
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5280098 |
Epoxy-functional silicone resin
There is disclosed a method for forming a solid, epoxy-functional silicone resin by hydrolyzing and condensing a mixture of at least one organoalkoxysilane and a...
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5276095 |
Star block copolymers of vinyl aromatic hydrocarbons and polydimethylsiloxane and method of synthesis
A star block copolymer comprised of vinyl aromatic hydrocarbon and/or conjugated diene polymer arms and polydimethylsiloxane arms radiating outwardly from a polyalkenyl aromatic coupling agent core...
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5276082 |
Halogen-free floor covering
A surface covering including a blend of a silane-grafted ethylene/vinyl acetate polymer and an ungrafted thermoplastic polymer retains the desirable balance between indentation, tensile strength...
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5274038 |
Controlled surface optical lens and method of surface alteration
An optical lens of an acrylic polymer having an outermost surface modified in morphology to possess desired characteristics of low surface energy and high biological inertness. The modified surface...
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5268403 |
Polyphenylene ether resin composition
A polyphenylene ether resin composition comprising (A) a polyphenylene ether resin, (B) a polystyrene resin, and (C) a graft copolymer prepared by graft-polymerizing one or more vinyl...
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5266359 |
Lubricative coating composition, article and assembly containing same and method thereof
A lubricating composition includes an emulsion of a noncuring polysiloxane, a surfactant and water. Preferred polysiloxanes include a polar group, most preferably an aminoalkyl or carboxylalkyl...
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5264490 |
Particulate polybutadiene crosslinked material
A particulate polybutadiene crosslinked material is disclosed along with a process of making the same. The particulate material has a substantially spherical, uniformly shaped configuration and...
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5260363 |
Organopolysiloxane/olefin copolymers
A composition comprising: (i) a crosslinkable thermoplastic resin; (ii) an aliphatic monomeric compound having two or more carbon to carbon double bonds; (iii) an organic peroxide...
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5258443 |
Curable aqueous composition comprising a high molecular weight silane functional polymer and a relatively low molecular weight silane functional polymer
A curable composition comprising: a) an aqueous dispersion of a Polymer having a MWt of at least 50,000, which is insoluble in water and which contains silane groups; B) a solution or...
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5254623 |
Curable fluorinated organosiloxane compositions exhibiting improved adhesion
The adhesion developed during curing of organosiloxane compositions comprising a polyorganosiloxane containing silicon-bonded alkenyl and fluorinated alkyl radicals, at least one organosiloxane as...
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