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7544745 |
Flame retardant thermoplastic polycarbonate compositions, method of manufacture, and method of use thereof
A flame retardant thermoplastic composition comprising in combination a polycarbonate component; an impact modifier composition, the components of the impact modifier composition comprising a) a...
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7060751 |
Graft polymers based on ethylene/α-olefin rubbers and process for their production
A thermoplastic molding composition comprising a graft polymer is disclosed. The graft polymer contains:
a) a continuous phase containing the polymerized product of at least one...
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7037978 |
Quasi-interpenetrating networks used as separation media
The invention relates to a quasi-interpenetrating network of polymer chains, the chains comprising linear polyacrylamide (LPA) chains in the form of a main frame having a weight average molecular...
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6949607 |
Thermoplastic resin composition and its molded articles
Thermoplastic resin compositions containing a rubber-reinforced thermoplastic resin (A) obtained by graft polymerizing a monomeric mixture (b) in the presence of a rubber-like polymer (a), and a...
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6806315 |
Method for preparing of weatherability thermoplastic resin
A method for preparing a weatherable thermoplastic resin, having superior weatherability and colorability and a weatherable thermoplastic resin prepared by the method are provided. The method...
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6632888 |
Isocyanatosilane-and gel-containing rubber mixtures
The invention relates to rubber mixtures which contain microgels and isocyanatosilanes and vulcanisates produced therefrom. By adding isocyanatosilanes the mechanical properties of the...
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6498223 |
Unsaturated nitrile-conjugated diene-typed rubber, rubber composition and process for the productions of the same
An objective of the present invention is to provide an unsaturated nitrile-conjugated diene-typed rubber capable of giving a vulcanized rubber which exhibits is well-balanced in terms of the...
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6403723 |
Composition of ABS and/or ASA copolymers and SAN copolymers with high chemical resistance
The composition comprises a mixture of at least one ABS and/or ASA copolymer and an SAN copolymer having an acrylonitrile concentration of at least 43% by weight, and the quantity of SAN copolymer...
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6281293 |
Mixture composition of synthetic resin and rubber
The present invention is directed to a polymer blend having improved properties comprising: (A) 90 to 10% by weight of a thermoplastic or thermosetting resin; and (B) 10 to 90% by weight of a...
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6277481 |
Adhesive composition and adhesive sheet
An adhesive composition comprising a pressure sensitive adhesive component (A), a thermosetting adhesive component (B) and a compound (C) obtained by addition/condensation reaction of a...
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6251996 |
Gel-type copolymer bead and ion-exchange resins made therefrom
Gel-type copolymer beads are described which are useful as ion exchange resins such as those used in the treatment of power plant condensate water. The subject copolymer beads possess an...
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6242534 |
Rubber composition, method of formulating and blending the same and article and tires made therefrom
A rubber mixture containing at least one rubber component, at least one filler, and conventional additives that it contain at least one first gel as a filler, which is essentially comprised of a...
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6218473 |
Sulfur cured rubber composition containing chlorosulfonated polyethylene and carboxylated nitrile rubber
The present invention relates to a sulfur cured rubber composition particularly suited for use in tire treads. The sulfur cured rubber composition is composed of, based on 100 parts by weight of...
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6060553 |
Non-agglomerating elastomeric particles
Elastomeric particles, which have a tendency to agglomerate, are rendered non-agglomerating by contacting those particles with an aqueous solution or dispersion of a polyurethane rubber, a high...
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6043318 |
Nitrile rubber/polyvinyl chloride blends
Disclosed is a process for the making a polyvinylchloride/acrylonitrile-butadiene rubber blend by a) coating a polyvinylchloride resin with a stabilizer to form a precoated PVC; b) blending said...
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6037415 |
Method of finishing plastic surfaces
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6013732 |
Stainproofing agent
The present invention provides a stainproofing agent having the durability capable of maintaining sufficient water- and oil-repellency as well as stainproofing properties before and after cleaning....
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5874521 |
Polymer ahoy material and process for production thereof
A reactive, powdered polymeric material, the polymeric material comprising polymer particles (i) having an average particle size less than about 1000 μm; (ii) which are made up of a plurality of...
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5472995 |
Asbestos-free gaskets and the like containing blends of organic fibrous and particulate components
Improved asbestos-free fiber reinforced material for use in the manufacture of gaskets, and the like, comprises (a) an elastomeric binder material and (b) a blend of fibrillated, organic, synthetic...
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5446098 |
Covulcanizable rubber composition of partially hydrogenated nitrile rubber and chlorinated ethylene-propylene copolymer
A covulcanizable rubber composition including a partially hydrogenated unsaturated nitrile-conjugated diene copolymer having an iodine value not larger than 120, a chlorinated ethylene-propylene...
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5434218 |
ABS molding materials having a bimodal rubber particle size distribution
Rubber-modified, impact-resistant molding materials contain, based on the sum of A, B1 and B2, A: from 70 to 98% by weight of a polymer matrix A formed by free radical polymerization of a...
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5387631 |
Tread rubber compositions and method of making same
Rubber compositions for use in pneumatic tire treads. Specified amounts of NR and/or IR and SBR are combined with a selected class of rubber components of the formula ##STR1## SBR contains in its...
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5367048 |
Polymer alloy material and process for production thereof
A polymer alloy material is produced by a process including the step of heating a powdered precursor material comprising polymer particles having an average particle size less than about 1000 μm...
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5266640 |
Weather and heat resistant blended nitrile polymers
An ozone and heat resistant polymer blend prepared from a first solid, high acrylonitrile nitrile/conjugated diene copolymer and a second, solid, fully hydrogenated nitrile/conjugated diene...
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5112910 |
Mixtures of thermoplastic polymers in powder form
Process for the preparation of mixtures of thermoplastic polymers in powder form from aqueous emulsions of a) particulate, partly crosslinked rubber-like copolymers of a C 2 -C 8 -alkyl...
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5106919 |
Compatible mixtures of N-aryl polyglutarimides with styrene copolymers
Compatible mixtures of styrene copolymers of type SAN (AES, ABS, SAN) with polyglutarimides, characterized in that the polyglutarimides are prepared by imidization of poly(meth)acrylates and/or...
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5098777 |
Compressed non-asbestos sheet containing novaloid and aramid fibers
A compressed non-asbestos sheet is formed with a body between starter and finish layers. The body has novaloid and aramid fibers in an amount more than 5% and less than 25% by weight of the total...
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4954571 |
Rubber dispersed copolymer resin
The invention provides a rubber dispersed copolymer resin having excellent heat resistance, impact strength and moldability and composed of (1) a dispersed phase formed of a rubbery polymer and...
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4897440 |
Abrasion resistant hulling rolls from carboxylated nitrile rubber
An improved, abrasion-resistant rice hulling roll comprises a core with coating of a nitrile rubber compound, particularly a carboxylated nitrile rubber compound. The hulling rolls of this...
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4885342 |
Thermoplastic polymer mixture with a high surface gloss
Thermoplastic polymer mixture with a high surface gloss on the basis of: a 50-95 wt. % of a.1 20-90 wt. % of a copolymer of styrene and/or α-methyl-styrene with acrylonitrile with an...
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4824907 |
Preparation of thermoformed plastics articles
Moulded articles of uniform wall thickness are prepared by vacuum-forming or thermoforming a composition comprising a uniform blend of, as base resin, a moulding grade resin having a continuous...
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4791172 |
Process for the preparation of partially hydrogenated nitrile rubbers
The invention relates to a process for the preparation of partially hydrogenated nitrile rubbers with defined residual double bond contents of between 2.0 and 5.0%, preferably 3.0 and 4.5%.
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4789697 |
Material based on a caoutchouc-type mixture for producing hard rubber, method of using such material for producing engine components, and engine components manufactured from such material
Into a material based on a caoutchouc-type or caoutchouc-containing mixture for producing hard rubber, there is incorporated a pre-mix containing high-strength organic fibers and a liquid...
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4713420 |
ABS compositions having trimodal rubber particle distributions
Rubber modified styrene-acrylonitrile polymers (ABS) having three different types of rubber particles. One type is small, usually emulsion-produced particle. The second is a large emulsion-produced...
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4647627 |
Low molecular weight copolymers and covulcanisates produced therefrom
Statistical copolymers of from 85 to 52% by weight of a conjugated diene, from 15 to 48% by weight of at least one unsaturated nitrile and from 0 to 10% by weight of further monomers,...
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4576992 |
Polymer mixtures
Co-vulcanizates having good mechanical properties are obtained from mixtures of: (a) from 35 to 5%, by weight, of hydrocarbon elastomers; (b) from 65 to 95%, by weight, of nitrile group-containing...
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4522959 |
Thermoplastic compositions in powder form
A process for the production of a pulverulent mixture consisting of (A) from 60 to 99 parts by weight of a brittle copolymer consisting of acrylonitrile and styrene, α-methylstyrene, methyl...
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4454304 |
Method and material for producing high green strength rubber compounds
The method of producing a rubber compound having high green strength comprising providing separate rubber components one of which contains a tertiary amine component bound therein and the other of...
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4421884 |
Oil-resistant rubber composition
An oil-resistant rubber composition comprising 98 to 50 parts by weight of (1) a partially hydrogenated unsaturated nitrile/conjugated diene copolymer rubber in which at least 50% of units derived...
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4409365 |
Thermoplastic rubber blends comprising crystalline polyolefin, vulcanized mono-olefin rubber and vulcanized nitrile rubber
Thermoplastic rubber blends are described comprising monoolefin rubber and nitrile rubber which blends exhibit extraordinary oil resistance.
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4287316 |
Transparent resin composition for information signal recording discs
A transparent resin composition comprising (1) 6 to 100% by weight of a nitrile graft copolymer comprising a rubber trunk polymer and a branch polymer grafted thereon, which has been obtained by...
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4267282 |
Minimizing feed problems and reducing residual acrylonitrile monomer in processing nitrile polymers
In the process of melting a blend of nitrile polymer and lubricous additive with a screw-plasticizing unit, the improvement which involves having an absorptive anti-slip agent such as rubber crumb...
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4259460 |
Rubbery compositions
Improved rubbery compositions comprise vinyl chloride polymers, butadiene-acrylonitrile polymers and butadiene-styrene-tertiary amine polymers. Such compositions may be compounded and vulcanized...
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4243769 |
Compatibilization of blends and composites
Compatibilized blends and composites of materials containing nitrile functionality with materials normally incompatible therewith are formed by mixing the components in the presence of an acid...
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4233416 |
Thermoplastic high acrylonitrile resins
This invention concerns a method of polymerizing high acrylonitrile resins in the presence of polymerized copolymers or terpolymers to produce thermoplastic products susceptible to molding and...
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4226953 |
Thermoplastic compositions of styrene-acrylonitrile resin and nitrile rubber
Thermoplastic compositions are described comprising blends of styrene-acrylonitrile resin and nitrile rubber of high gel content.
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4138389 |
Polymeric antioxidants
Vulcanizable compositions contain in admixture a synthetic high molecular weight polymer and a compatible low molecular weight polymer containing a multiplicity of antioxidant functional groups...
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4051096 |
Resin composition
This invention relates to a resin composition comprising an oil retainer, a base thermoplastic resin and an oil. The affinity of the oil retainer and base resin to the oil is defined to result in a...
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4042647 |
Latex suspension process and graft polyblend composition using small particle size spine
Disclosed is a novel polybutadiene or butadiene-styrene copolymer based gum plastic having excellent impact strength and a method for its preparation. The use of small particle size (SPS) spine...
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4035447 |
Fire resistant polymer composition
A fire resistant polymer composition comprising 99.9 to 50 parts by weight of a copolymer consisting essentially of 90 to 10 weight percent nuclear-halogenated aromatic vinyl compound, 10 to 90...
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