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Class Information
Number: 528/503
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Treating polymer containing material or treating a solid polymer or a resinifiable intermediate condensation product > Temperature maintaining, heating or cooling
Description: Processes wherein the polymer or polymer-containing material is held at a constant temperature other than ambient or heat is applied, or cooling is utilized.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7612161 |
Method for treating extremely small particles of plastic |
Nov. 3, 2009 |
| 7601255 |
Process for removal of residual catalyst components |
Oct. 13, 2009 |
| 7579431 |
Method for treating extremely small particles of polyethylene terephthalate |
Aug. 25, 2009 |
| 7572879 |
Fluorinated alkyl substituted-thieno[3,4-b]thiophene monomers and polymers therefrom |
Aug. 11, 2009 |
| 7569656 |
Process for production of polyarylene sulfide |
Aug. 4, 2009 |
| 7521524 |
Polymerization method and polymerization apparatus |
Apr. 21, 2009 |
| 7517945 |
Polythiophenes and devices thereof |
Apr. 14, 2009 |
| 7517946 |
Production process of poly(arylene sulfide) |
Apr. 14, 2009 |
| 7514527 |
Method and apparatus for crystallizing polymer particles |
Apr. 7, 2009 |
| 7504476 |
Poly(arylene sulfide) and production process thereof |
Mar. 17, 2009 |
| 7485696 |
Oxytetramethylene glycol copolymer and method for producing the same |
Feb. 3, 2009 |
| 7468405 |
Increase in the melting point and the enthalpy of melting of polyamides by a water treatment |
Dec. 23, 2008 |
| 7465782 |
Method for making polybenzobisoxazole containing fiber |
Dec. 16, 2008 |
| 7465781 |
Method for making polybenzobisoxazole containing polymer |
Dec. 16, 2008 |
| 7459519 |
Method for manufacturing electrically conductive macromolecules and solid state electrolytic capacitor using electrically conductive macromolecules |
Dec. 2, 2008 |
| 7459521 |
Heat-sealable polyolefins and articles made therefrom |
Dec. 2, 2008 |
| 7459520 |
Poly(arylene ether) and an apparatus for producing the same |
Dec. 2, 2008 |
| 7446164 |
Method of preparing derivatives of polyarylene vinylene and method of preparing an electronic device including same |
Nov. 4, 2008 |
| 7439317 |
Amorphous polyester chip and method for production thereof, and method for storage of amorphous polyester chip |
Oct. 21, 2008 |
| 7432340 |
Fluorinated alkyl substituted-thieno[3,4-]thiophene monomers and polymers therefrom |
Oct. 7, 2008 |
| 7432339 |
Inferred water analysis in polyphenylene sulfide production |
Oct. 7, 2008 |
| 7420027 |
Method for producing a borohydride |
Sep. 2, 2008 |
| 7399529 |
Aminoplast resin composition |
Jul. 15, 2008 |
| 7384430 |
Low crystalline polymeric material for orthopaedic implants and an associated method |
Jun. 10, 2008 |
| 7368520 |
Crosslinked compositions comprising a poly(arylene ether) and a nonlinear optical chromophore, and devices incorporating same |
May. 6, 2008 |
| 7368525 |
Polymeric alkoyamines prepared by atom transfer radical addition (ATRA) |
May. 6, 2008 |
| 7368523 |
Polyester polymer and copolymer compositions containing titanium nitride particles |
May. 6, 2008 |
| 7365146 |
Substituted polyphenylenes via supported transition metal catalysis |
Apr. 29, 2008 |
| 7345132 |
Method of producing novolak resin |
Mar. 18, 2008 |
| 7345141 |
Polymer material having carrier transport property, and organic thin film element, electronic device, and conductor line which use same |
Mar. 18, 2008 |
| 7342079 |
Polymerization process and reactor system |
Mar. 11, 2008 |
| 7335721 |
Polytetrafluoroethylene treatment |
Feb. 26, 2008 |
| 7332561 |
Polytrimethylene terephthalate composition particles and process for producing same |
Feb. 19, 2008 |
| 7332223 |
Polymers comprising thieno [3,4-b]thiophene and methods of making and using the same |
Feb. 19, 2008 |
| 7329723 |
Thermal crystallization of polyester pellets in liquid |
Feb. 12, 2008 |
| 7312300 |
Inferred water analysis in polyphenylene sulfide production |
Dec. 25, 2007 |
| 7309758 |
Polybenzimidazole compounds, polymeric media, and methods of post-polymerization modifications |
Dec. 18, 2007 |
| 7307132 |
Method for producing low-odor hydrogel-forming polymers |
Dec. 11, 2007 |
| 7304123 |
Processes for shaping macrocyclic oligoesters |
Dec. 4, 2007 |
| 7296576 |
Polymers for enhanced solubility of nanomaterials, compositions and methods therefor |
Nov. 20, 2007 |
| 7282554 |
Low molecular weight polyphenylene ether |
Oct. 16, 2007 |
| 7279530 |
Method for producing low friction fluorine rubber crosslinked body |
Oct. 9, 2007 |
| 7279244 |
Fuel cell, polyelectrolyte and ion-exchange resin use for same |
Oct. 9, 2007 |
| 7276572 |
Process for preparing aspartates |
Oct. 2, 2007 |
| 7265198 |
Sulfonated polyarylenethioethersulfone polymer and copolymer compositions |
Sep. 4, 2007 |
| 7259230 |
Polybenzimidazole compounds, polymeric media, and methods of post-polymerization modifications |
Aug. 21, 2007 |
| 7259228 |
Method of preparing derivatives of polyarylene vinylene and method of preparing an electronic device including same |
Aug. 21, 2007 |
| 7256241 |
Methods for polymerizing macrocyclic polyester oligomers using catalyst promoters |
Aug. 14, 2007 |
| 7256251 |
Methods of synthesis of polymers and copolymers from natural products |
Aug. 14, 2007 |
| 7250486 |
Method and apparatus for crystallizing polymer particles |
Jul. 31, 2007 |
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