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Class Information
Number: 525/329.7
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 > Chemically after treated solid polymers derived from ethylenically unsaturated monomers only > Polymer derived from acrylic or methacrylic acids, acid halides or salt monomers
Description: Product wherein the chemically modified solid polymer is derived from acrylic or methacrylic acids, acrylic or methacrylic acid halide or salt monomers thereof.

Sub-classes under this class:

Class Number Class Name Patents
525/330.1 Esterified, i.e., preparation of coor linkage 175
525/330.2 Hydrolyzed; neutralized; or metal containing chemical treating agent 309
525/329.9 Nitrogen containing chemical treating agent 434
525/329.8 Sulfur or phosphorus containing chemical treating agent 110

Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8703875 Polymers Apr. 22, 2014
8658737 Acrylic rubber composition and cross-linked product thereof Feb. 25, 2014
8648150 Method for producing water absorbent resin Feb. 11, 2014
8648161 Polyacrylic acid (salt) -based water-absorbent resin and a method for producing it Feb. 11, 2014
8629218 Curable film-forming compositions containing ortho-hydroxyl aromatic functional acrylic polymers Jan. 14, 2014
8614274 Long-wearing removable pressure sensitive adhesive Dec. 24, 2013
8609753 Acrylic rubber composition and cross-linked rubber product Dec. 17, 2013
8604130 Adhesive composition and optical member using the same Dec. 10, 2013
8563025 Coatings for implantable medical devices Oct. 22, 2013
8546492 Surface treatment method for water-absorbing resin and production method for water-absorbing resin Oct. 1, 2013
8534465 Method for removing metallic impurities Sep. 17, 2013
8519212 Water-absorbent resin, hydropolymer, process for producing them, and uses of them Aug. 27, 2013
8501873 Water absorbent material, method for production of surface cross-linked water absorbent resin, and method for evaluation of water absorbent material Aug. 6, 2013
8497226 Water absorbent and producing method of same Jul. 30, 2013
8487048 Water-absorbent resin and its production process Jul. 16, 2013
8487049 Recycling superabsorbent polymer fines Jul. 16, 2013
8470510 Polymer for lithographic purposes and method for producing same Jun. 25, 2013
8450428 Process for producing water-absorbent polymer particles by polymerizing droplets of a monomer solution May. 28, 2013
8420164 Solid type rubber-based pressure-sensitive adhesive composition and pressure-sensitive adhesive sheet thereof Apr. 16, 2013
8410222 Method for producing water-absorbing polymer particles Apr. 2, 2013
8410223 Production method for water-absorbing resin Apr. 2, 2013
8404783 Polymers Mar. 26, 2013
8394895 Method for the continuous thermal secondary surface cross-linking of water-absorbing polymer particles Mar. 12, 2013
8389658 Method for producing post-cured water-absorbent polymer particles with a higher absorption by polymerizing droplets of a monomer solution Mar. 5, 2013
8367772 Crosslinked aramid polymer Feb. 5, 2013
8362154 Metathesis of nitrile rubbers in the presence of transition metal complex catalysts Jan. 29, 2013
8349621 Ligand molecule-immobilized polymer, ligand molecule-immobilized particle, method of detecting target substance, and method of separating target substance Jan. 8, 2013
8349962 Acrylic pressure-sensitive adhesives with acylaziridine crosslinking agents Jan. 8, 2013
8344085 Polymer and cement admixture using the same Jan. 1, 2013
8318865 Eye lens material and method of manufacturing thereof Nov. 27, 2012
8318895 Recycling superabsorbent polymer fines Nov. 27, 2012
8314186 Adhesive composition for use in bonding of polarizing plate Nov. 20, 2012
8309682 Recycling superabsorbent polymer fines Nov. 13, 2012
8293845 Irritation mitigating polymers and uses therefor Oct. 23, 2012
8273836 Method for producing water-absorbent polymer particles Sep. 25, 2012
8263711 (Meth)acryloyl-aziridine crosslinking agents and adhesive polymers Sep. 11, 2012
8258223 Postcrosslinking of water-absorbing polymers Sep. 4, 2012
8252715 Water-absorbing agent and production method thereof Aug. 28, 2012
8252848 Method of separating superabsorbent polymer particles from a solidified thermoplastic composition comprising polymers Aug. 28, 2012
8247499 Water-absorbing polymer structure with improved absorption properties Aug. 21, 2012
8236903 Transition metal crosslinking of acid-containing polymers Aug. 7, 2012
8221866 Ionomer and article therewith Jul. 17, 2012
8202957 Method for producing post-cured water-absorbent polymer particles with a higher absorption by polymerising droplets of a monomer solution Jun. 19, 2012
8188193 Method for post-crosslinking of the surface of water-absorbing polymer particles May. 29, 2012
8182916 Particulate water absorbing agent comprising crosslinked absorbent resin and having low residual monomer, water absorbing article and method for production of water absorbing agent May. 22, 2012
8084542 Shaped article composed of an acrylic rubber composition Dec. 27, 2011
8071974 Organic thin film transistor including organic insulating layer and substrate including the same Dec. 6, 2011
8067504 Acrylic pressure-sensitive adhesives with acylaziridine crosslinking agents Nov. 29, 2011
8026315 Production of water-absorbing polymeric particles Sep. 27, 2011
8012556 Acrylic rubber composition and its vulcanized product Sep. 6, 2011

1 2 3 4 5 6 7 8

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