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Class 525/86 - Mixture contains solid polymer derived from nonaromatic reactant containing plural ethylenically unsaturated groups


Subclass of Class 525 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein a solid polymer is derived from or
No. of patents: 343
Last issue date: 04/12/2011


1                  
NumberTitleIssue Date
7923508Flame retardant styrene-based resin composition with high impact property
The present invention relates to a flame retardant styrene-based resin composition with high impact property. The styrene-based resin composition of the present invention comprises 1-30 parts by weight of a flame retardant, 0.5-15 parts by weight of a flame retardan...
04/12/2011
7652101Thermoplastic material comprising a vulcanized rubber in a subdivided form
A thermoplastic material has a) from 5% weight to 95% by weight, preferably from 10% by weight to 60% by weight, of vulcanized rubber in a subdivided form; b) from 5% by weight to 95% by weight, preferably from 40% by weight to 90% by weight, of at least one heterop...
01/26/2010
7393897Method for manufacturing olefinic thermoplastic elastomer composition
The method for manufacturing a thermoplastic elastomer composition of the present invention comprises continuously feeding a mixture comprising pelletized olefinic resin (A), a pulverized product (B) obtained by pulverizing bulk olefinic rubber, and a crosslinking a...
07/01/2008
7368504Method for the production of impact polystyrene
Process for preparation of impact-resistant polystyrene from diene monomers and from styrene monomers via anionic polymerization, where 1) in a stage 1) a rubber solution is prepared from the diene monomers, or from the diene monom...
05/06/2008
7211626Styrenic resin composition
Surface impact strength in a molded article of an impact-resistant styrene resin composition, and balance between the surface impact strength and the rigidity is improved. Disclosed is a styrene resin composition comprising a styrene copolymer (A), and a block copol...
05/01/2007
7211628Plastic composition
A plastic composition including polymeric nanoparticles having a diameter of 1 to 100 nanometers, and a polymeric component. Also provided is a method for providing such a plastic composition. ...
05/01/2007
7211627Elastomer composition and pressure-sensitive adhesive compositions
The invention provides an elastomer composition including an aromatic vinyl-isoprene block copolymer (a) having two or more poly(aromatic vinyl) blocks, in an amount more than 10 wt. % and less than 47.5 wt. %; an aromatic vinyl-isoprene diblock copolymer (b) in an ...
05/01/2007
7208547Rubber modified monovinylidene aromatic polymers and thermoformed articles
The present invention is a rubber modified monovinylidene aromatic polymer composition which can be used in conventional thermoforming or other highly orienting forming or shaping processes to produce tough, cost effective, transparent containers or other packaging ...
04/24/2007
7199187Sheet
A sheet excellent in mechanical performance such as folding endurance is provided. A sheet having a substrate layer using an impact-resistant styrene type resin containing 2 to 15 wt % of rubber particles having a peak at less than 2 μm and an impact-resistant styr...
04/03/2007
7193013Polyolefin resin composition
The present invention provides a polyolefin-based resin composition, comprising (A) a polyolefin I produced from at least one monomer selected from the group consisting of α-olefins, cyclic olefins and styrenes; (B) a polyolefin II produced from said at least one m...
03/20/2007
7157520Process for producing powdery linear polymer having improved powder properties
A powdery linear polymer having a narrow particle size distribution with little dusting and excellent in anti-blocking property is recovered from a latex of a linear polymer containing a large proportion (35–75 wt. %) of soft polymer (S) component through a two-st...
01/02/2007
7151137Acryloyldimethyltaurine acid-based grafted copolymers
The invention provides water-soluble or water-swellable copolymers obtained by free-radical copolymerization of A) acryloyldimethyltaurine and/or acryloyldimethyltaurates, B) if desired, one or more other olefinically unsaturated, optionall...
12/19/2006
7132474Method for preparing styrenic resin having high impact strength and gloss
The present invention relates to a preparation method for acrylonitrile-butadiene-styrene resin by continuous bulk polymerization comprising the following steps of a) preparing a mixed solution of styrene monomers and acrylonitrile monomers by adding 5–10 weight %...
11/07/2006
7071259Functionalized propylene polymer compositions and composites containing same
Functionalized propylene polymer compositions useful as coupling/compatibilizing agents are provided. The compositions are a mixture of two different functionalized propylene polymers. Polypropylene composites containing fillers and/or non-compatible resins and form...
07/04/2006
7060741Polymer compositions with improved property constancy
The present invention provides polymer compositions of special graft rubber polymers, in the production of which are employed rubbers with defined particle diameters obtained by seed polymerization using seed latex particles with defined particle diameters. ...
06/13/2006
7047983Protected containers
A protected cosmetic container includes a base and a lid removably associated with the base to obtain closed and open positions. The lid and/or base include an interior face and an exterior face connected to the interior face to define a cavity supplied with a shock...
05/23/2006
6915168Medical devices containing segmented polyurethane biomaterials
In one aspect, the present invention relates to a medical device, such as a medical electrical lead, comprising a biomaterial formed from a polymer comprising urethane groups and saturated linear polyethylene moieties wherein the saturated linear polethylene moietie...
07/05/2005
6893593Resin formed article and method for production thereof
A resin molded article is produced by performing extrusion molding of a thermoplastic amorphous resin containing a dispersion phase, and then rolling it. According to a molecular orientation associated with an elongation of the dispersion phase in the rolling direct...
05/17/2005
6852921Wire-protective tube
A wire-protective tube which has a resin composition having 100 parts by weight of a polypropylene, from 10 to 500 parts by weight of a propylene block copolymer having a propylene monomer unit and an ethylene monomer unit in a specific proportion, from 1 to 50 part...
02/08/2005
6852800Plastic composition
Plastics and plastics additives including PNPs having a mean diameter in the range of from 1 to 50 nanometers, the PNPs including as polymerized units at least one multi-ethylenically-unsaturated monomer are provided. Also provided is a method for providing an impro...
02/08/2005
6852797Method for producing polybutadiene latex with an optimized thermal current profile
A polybutadiene latex is prepared by a process in which butadiene is polymerized by free radical emulsion polymerization in the presence of initiator and, if required, dispersants and further conventional assistants, the polymerization being carried out in the prese...
02/08/2005
6825271Anionically polymerized, impact-resistant polystyrene with capsule particle morphology
The invention relates to an anionically polymerised, impact-resistant polystyrene with a dispersed plasticiser phase, comprising particles with capsule particle morphology and method for production thereof. ...
11/30/2004
6822046Monovinylaromatic polymer with improved stress crack resistance
A process is disclosed for improving the environmental stress crack resistance and other desirable properties of impact-resistant, elastomer-modified monovinylaromatic compounds, said process utilizing a combination of polymerization initiators, including perketals ...
11/23/2004
6821635Rubber modified monovinylidene aromatic polymer blends with improved transparency
The present invention is a blend of a monovinylidene aromatic polymer, a rubber modified monovinylidene aromatic polymer, and a monovinyl aromatic-conjugated diene copolymer, which can be used to produce cost effective, transparent packaging materials with a good to...
11/23/2004
6815500Shock vinylaromatic polymer by polymerization of a vinylaromatic monomer in the presence of free radical and a polymerization initiator
The invention concerns a method for preparing a composition comprising a vinylaromatic polymer enclosing rubber nodules. The invention is characterised in that it includes a step for polymerising at least one vinylaromatic monomer in the presence of rubber, a polyme...
11/09/2004
6815496Thermoplastic elastomer composition, and formed article and composite formed article using the same
It is an object of the present invention to provide a thermoplastic elastomer composition excellent in softness, permanent compression set (both short- and long-term) and resistance to oil, and controlled in bleed-out of the softening agent. It is another object of ...
11/09/2004
6806319Retarding the thermal degradation of polymers using unsaturated aliphatic compounds
The thermal stability of a polymer is improved by blending, before melt processing, (1) a polymer selected from (a) olefin polymers, (b) polymers of vinyl-substituted aromatic compounds, (c) polymers of substituted acrylic esters, and (d) graft copolymers comprising...
10/19/2004
6784253Enhanced polymerization process
An emulsion polymerization process for the preparation of polybutadiene grafted with styrene and acrylonitrile monomers in a reaction system is provided. The resultant product has a low end content of unreacted residual monomers, low yellowness index, and improved i...
08/31/2004
6774182Process for preparing thermoplastic resin having superior heat-stability
The present invention relates to a process for preparing a heat-resistant thermoplastic resin, especially to a process for preparing a heat-resistant thermoplastic resin having superior heat-stability prepared by mixing a graft ABS polymer and a heat-resistant copol...
08/10/2004
6767962Polymer compositions having improved constancy of properties
A thermoplastic molding composition that contains a plurality of graft rubbers is disclosed. A first graft rubber is a product of emulsion polymerization of a mixture containing styrene and acrylonitrile in the presence of butadiene polymer latex (A) having an avera...
07/27/2004
6765060Graft copolymer composition and vinyl chloride resin composition containing the same
A graft copolymer composition obtained by mixing a graft copolymer (A) containing a rubbery polymer having a glass transition temperature of not higher than 0° C. as a trunk polymer and containing a alkyl ester of methacrylic acid-base polymer as a graft component,...
07/20/2004
6737476Rubber composition
A brominated butyl rubber and a polymer based on a conjugated diolefin monomer are grafted by mixing the solid polymer at a temperature greater than 50° C. for a time sufficient to cause grafting. The grafted copolymer is useful especially in tire tread composition...
05/18/2004
6716916Thermoplastic molding materials based on particular graft rubber constituents
A molding composition containing a graft polymer is disclosed. The graft is a product of a free-radical emulsion polymerization of resin-forming vinyl monomers in the presence of rubber present in latex form having a glass transition temperature of ≦0° C. using a...
04/06/2004
6716917Rubber-reinforced styrene transparent resin composition and method of producing the same
A rubber-reinforced styrene transparent resin composition contains a styrene copolymer reinforced with a rubber polymer, wherein the monomer composition of an acetone soluble resin component contained in the resin composition contains 5 to 70% by weight of aromatic ...
04/06/2004
6653401Thermoplastic elastomer composition
Disclosed is a thermoplastic elastomer composition which comprises (A) a thermoplastic resin containing a polystyrene resin, (B) a rubber-like polymer obtained by partially or completely crosslinking an ethylene-଱-olefin copolymer and (C) a compatib...
11/25/2003
6630535Rubber compositions & vulcanizates including comb polymers
A composition comprising an elastomer, a filler, and a comb-like polymer, the comb-like polymer comprising a backbone and a plurality of side chains, the backbone having a length greater than or equal to the entanglement length, the side chains having a l...
10/07/2003
6613837Monovinylaromatic polymer with improved stress crack resistance
The present invention discloses a composition of matter consisting of a high impact polystyrene exhibiting improved environmental stress crack resistance. The HIPS material is formed utilizing polybutadiene, polyisoprene, and copolymers thereof with styre...
09/02/2003
6608139Thermoplastic molding materials
A thermoplastic molding composition, comprising (A) from 20 to 99% by weight of at least one graft copolymer, (B) from 1 to 80% by weight of a copolymer of at least one alpha-olefin and from at least one polar comonomer, with the proviso that the monomers used ...
08/19/2003
6593424Method for preparing thermoplastic resin
A method for continuously preparing a heat resistant ଱-methylstyrene-acrylonitrile copolymer by bulk polymerization, comprising the steps of: a) Continuously charging a mixture of monomers including following materials into a continuous polymerizati...
07/15/2003
6566436Molded forms for use in gardening and animal husbandry
The use of a thermoplastic molding composition which is not ABS, comprising, based on the total of the amounts of components A, B, C, and, where appropriate, D, this total being 100% by weight, a: as component A, from 1 to 48% by weight of at least one particu...
05/20/2003
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