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Class Information
Number: 525/343
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 > Chemical treating agent contains a sulfur atom
Description: Subject matter wherein the chemical treating is performed in the presence of a sulfur-containing atom.


Sub-classes under this class:

Class Number Class Name Patents
525/354 Elemental sulfur or inorganic sulfur compound 166
525/344 Inorganic sulfur compound contains sulfur atom bonded to at least two oxygen atoms 276
525/350 Mercaptan or mercaptide 146
525/351 Organic compound contains sulfur and nitrogen atoms 222
525/353 Sulfur compound contains sulfur atom bonded to at least two oxygen atoms, e.g., sulfonate, etc. 231
525/348 Sulfur-containing heterocyclic compound 174
525/345 With peroxide, ozone, or free oxygen 50
525/346 With sulfur-free organic compound 116


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
7615522 Polymers produced by atom transfer radical polymerisation technique with structurally modified terminal groups Nov. 10, 2009
7612144 Use of sulfur containing initiators for anionic polymerization of monomers Nov. 3, 2009
7598323 Resin cross-linking Oct. 6, 2009
7582702 Block copolymer compositons Sep. 1, 2009
7563852 Fluoropolymer coagulation method and composition Jul. 21, 2009
7553912 Composite dispersion and process for producing the same Jun. 30, 2009
7550538 Chlorosulfonated propylene/olefin elastomers Jun. 23, 2009
7550539 Partially neutralized chlorosulfonated polyolefin elastomers Jun. 23, 2009
7550540 Rubber composition and articles therefrom both comprising mercapto-functional silane Jun. 23, 2009
7524901 Recyclable isotactic polypropylene Apr. 28, 2009
7517942 Method to make reversibly cross-linked isotactic polypropylene Apr. 14, 2009
7501476 Method for preparing polyolefins containing vinylidene end groups using azole compounds Mar. 10, 2009
7470742 Rubber composition for covering carcass cord and tire having carcass using same Dec. 30, 2008
7462677 Sulfur containing initiators for anionic polymerization of monomers Dec. 9, 2008
7435785 Fluoropolymer coagulation method and composition Oct. 14, 2008
7432330 Hydrolytically stable maleimide-terminated polymers Oct. 7, 2008
7432331 Hydrolytically stable maleimide-terminated polymers Oct. 7, 2008
7402630 Curing compositions for fluoropolymers Jul. 22, 2008
7381781 Process for the preparation of low molecular weight hydrogenated nitrile rubber Jun. 3, 2008
7375164 Use of metal alkanedithiols as crosslinking agents for unsaturated rubbers May. 20, 2008
7339007 Low sediment process for thermally reacting highly reactive polymers and enophiles Mar. 4, 2008
7319123 Use of sulfur containing initiators for anionic polymerization of monomers Jan. 15, 2008
7309744 Article formed from cross-linking isotactic polymers in the presence of peroxide Dec. 18, 2007
7307127 Highly sulfonated block copolymer hydrogels and uses thereof Dec. 11, 2007
7288599 Oligomers and polymers containing sulfinate groups, and method for producing the same Oct. 30, 2007
7288602 Silica filled multi-viscoelastic response rubber Oct. 30, 2007
7279533 Polar-group-containing cyclized rubber and process for producing same Oct. 9, 2007
7273908 Chlorosulphonated ethylene-.alpha.-olefin copolymer and method for producing the same Sep. 25, 2007
7262244 Polymer composites comprising low molecular weight nitrile rubber Aug. 28, 2007
7262254 Tire with low volatile alcohol emission rubber tread with compositional limitations Aug. 28, 2007
7241844 Method for cross-linking isotactic polymers in the presence of peroxide Jul. 10, 2007
7241843 Rubber composition for tread Jul. 10, 2007
7241831 Elastomeric compositions Jul. 10, 2007
7235599 Rubber composition and racing tire having tread comprising thereof Jun. 26, 2007
7235601 Hydrogenated nitrile rubber compositions with improved processability Jun. 26, 2007
7169848 Block copolymers and method for making same Jan. 30, 2007
7160955 Sulfoxides or sulfones grafted onto polymers Jan. 9, 2007
7138462 Functionalized polymers for binding to solutes in aqueous solutions Nov. 21, 2006
7132482 Method for vulcanizing caoutchouc or latex by applying a mixture of sulfur and a complexing agent Nov. 7, 2006
7041744 Method for cross-linking a polymer article May. 9, 2006
7026409 Polymer-supported arylbis(perfluoroalkylsulfonyl)-methane Apr. 11, 2006
7001966 Method for the production of isobutene polymers Feb. 21, 2006
6992147 Modified polymers prepared with lanthanide-based catalysts Jan. 31, 2006
6987149 Isostatic polypropylene crosslinking in the presence of peroxide Jan. 17, 2006
6916888 Rubber composition Jul. 12, 2005
6914099 Water absorbent resin particles of crosslinked carboxyl-containing polymers with low monomer content Jul. 5, 2005
6906145 Bonding of a fluoropolymer layer to a substrate Jun. 14, 2005
6903155 Heavy-load tires having a rubber composition that delays irregular wear Jun. 7, 2005
6900263 Tires for heavy loads and use of a rubber composition to delay irregular wear on these tires May. 31, 2005
6894093 Materials free of endorine disruptive chemicals May. 17, 2005

1 2 3 4 5 6


 
 
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