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Class Information
Number: 525/242
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Mixing of two or more solid polymers; mixing of solid polymer or sicp with sicp or spfi; mixing of sicp with an ethylenic agent; mixing of solid polymer with a chemical treating or ethylenic agent; or processes of forming or reacting; or the resultant product of any of the above operations > At least one solid polymer derived from ethylenic reactants only > Polymer derived from ethylenic reactants only mixed with ethylenic reactant
Description: Subject matter wherein a solid polymer derived from ethylenically unsaturated reactants only is mixed with an ethylenic reactant, processes of mixing, or the resultant product of any of the above mixture, e.g., graft copolymerization of poly(styrene-butadiene) with acrylonitrile or the block copolymerization of polystyrene with butadiene, etc.










Sub-classes under this class:

Class Number Class Name Patents
525/243 Reactions with ethylenic reactants in two or more diverse phases, e.g., bulk, emulsion, melt, solution, etc. 278
525/244 Contacting a solid polymer derived from ethylenic reactants only with an ethylenic reactant in the presence of a specified material 334
525/267 Including step of preparing a polymer in the presence of a specified material and in the absence of a preformed polymer derived from ethylenic reactant only 143
525/274 Ethylenic reactant contains a metal atom 292
525/275 Ethylenic reactant contains an acetylenic group 74
525/276 Ethylenic reactant contains a fluorine atom 377
525/277 Ethylenic reactant contains a carbonate group 45
525/278 Ethylenic reactant contains a carbamate group 79
525/279 Ethylenic reactant contains nitrogen heterocycle, e.g., pyridine, diazines, etc. 345
525/284 Ethylenic reactant contains a chalcogen heterocycle 160
525/287 Ethylenic reactant contains a phosphorus atom 80
525/288 Ethylenic reactant contains atoms other than c, h, o, n, s, or cl 417
525/289 Ethylenic reactant contains a fused- or bridged-ring system 281
525/291 Ethylenic reactant contains a sulfur atom 216
525/292 Ethylenic reactant contains a chlorine atom and is other than vinyl(idene) chloride 222
525/293 Ethylenic material contains a nitrogen atom and is other than (meth)acrylonitrile 404
525/297 Ethylenic reactant contains a cycloaliphatic group 112
525/298 Ethylenic reactant contains an oxygen atom 196
525/313 Ethylenic reactant contains at least two unsaturated groups and is devoid of an aromatic group 267
525/317 Ethylenic reactant is vinyl(idene) chloride 138
525/319 Ethylenic reactant is acyclic hydrocarbon 172


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
8710143 Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation Apr. 29, 2014
8710152 Block polymers and their process of preparation Apr. 29, 2014
8686109 Methods and materials for removing metals in block copolymers Apr. 1, 2014
8668736 Brush copolymers Mar. 11, 2014
8664339 Organic semiconducting polymers Mar. 4, 2014
8641919 Piezoelectric compositions Feb. 4, 2014
8633287 Olefin polymerization process Jan. 21, 2014
8623932 Foamed polyolefin composition Jan. 7, 2014
8623962 Olefin functionalization by metathesis reaction Jan. 7, 2014
8609779 Functionalized ethylene/alpha-olefin interpolymer compositions Dec. 17, 2013
8586661 Surface covering materials and products Nov. 19, 2013
8580890 Heterophasic propylene copolymer with improved properties for injection molding applications Nov. 12, 2013
8580896 Process for preparing fluorine-containing polymer Nov. 12, 2013
8569422 Catalytic olefin block copolymers with controlled block sequence distribution and at least one low crystallinity hard block Oct. 29, 2013
8557917 Method to produce very stiff polypropylene Oct. 15, 2013
8557918 Polymer composites Oct. 15, 2013
8552112 Weatherable thermoplastic resin composition having excellent low gloss characteristic and method of preparing the same Oct. 8, 2013
8541013 Temperature and pH sensitive copolymers Sep. 24, 2013
8535702 Medical devices having porous polymeric regions for controlled drug delivery and regulated biocompatibility Sep. 17, 2013
8530582 Modified polyolefins with an exceptional profile of properties, process for preparation thereof and use thereof Sep. 10, 2013
8513360 Use of recycled plastics for structural building forms Aug. 20, 2013
8513361 Interpolymers containing isobutylene and diene mer units Aug. 20, 2013
8513362 Polyolefin polymer having polar group, method for production thereof, and water dispersion material and mold release agent composition Aug. 20, 2013
8507609 Weatherable thermoplastic resin composition having excellent low gloss characteristic and method of preparing the same Aug. 13, 2013
8481649 Coupled polymers and manufacturing method thereof Jul. 9, 2013
8476374 Activated silane compound, rubber composition using the same and tire Jul. 2, 2013
8470932 Scalable process for synthesis of a curable wax Jun. 25, 2013
8466234 Amphiphilic networks, process for producing same, and products made therefrom Jun. 18, 2013
8461271 Graft copolymer, thermoplastic resin composition comprising the graft copolymer, and those production method Jun. 11, 2013
8461264 Thermoplastic resin composition Jun. 11, 2013
8461261 Engineering plastic resin composition containing graft copolymer Jun. 11, 2013
8454689 Brush copolymers Jun. 4, 2013
8455588 Use of recycled plastics for structural building forms Jun. 4, 2013
8445559 Core-shell polymeric particles May. 21, 2013
8445577 Amphiphilic multi-arm copolymers and nanomaterials derived therefrom May. 21, 2013
8436103 Star polymer and method of producing the same May. 7, 2013
8431652 Method for producing silyl-functionalized ABA triblock copolymers on the basis of (meth)acrylate Apr. 30, 2013
8419792 Brush copolymers Apr. 16, 2013
8415436 Polymer particles having polymer brush and method of preparing the same Apr. 9, 2013
8404781 Semi-continuous integrated process for the production of high impact vinyl aromatic (co)polymers by anionic/radical polymerization in sequence Mar. 26, 2013
8389633 Suspension particle comprising tetrafluoroethylene polymer and manufacturing method thereof Mar. 5, 2013
8389598 Dental polymerizable composition and kit therefor Mar. 5, 2013
8389637 Use of copolymers with a composition gradient as stabilizers in emulsion free-radical polymerization Mar. 5, 2013
8389638 Multifunctional additive grafted rubber and process for the preparation thereof Mar. 5, 2013
8378026 Transparent rubber modified styrene resin and method for preparing the same by continuous bulk polymerization Feb. 19, 2013
8362171 Norbornene monomers with an epoxy group and polymer material thereof Jan. 29, 2013
8362143 Non-glossy rubber modified aromatic vinyl-vinyl cyanide copolymer and method for continuously preparing the same Jan. 29, 2013
8349961 Process for the preparation of high impact vinylaromatic (co)polymers grafted on an elastomer Jan. 8, 2013
8349949 Modifiers for thermoplastic alloys and alloys produced using such modifiers Jan. 8, 2013
8349343 Textiles with chitosan core-shell particles Jan. 8, 2013

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