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Class Information
Number: 528/481
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 > Treating at o deg c (32 deg f) or below, or at 200 deg c (392 deg f) or above
Description: Processes wherein a polymer or a polymer-containing material is cooled to 0°C (32°F) or less, or is heated to a temperature of 200°C (392°F) or higher.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7531703 |
Method of recycling a recyclable plastic |
May. 12, 2009 |
| 7488790 |
Processing of bimodal polymers |
Feb. 10, 2009 |
| 7465780 |
Polyimide comprising sulfonic acid group at the terminal of side chain, and polymer electrolyte and fuel cell using the same |
Dec. 16, 2008 |
| 7439308 |
Process for producing (meth)acrylic polymer terminated by crosslinkable silyl group |
Oct. 21, 2008 |
| 7390869 |
Process for removing metal species in the presence of hydrogen and a porous material and polyester polymer containing reduced amounts of metal species |
Jun. 24, 2008 |
| 7378453 |
Surface crosslinking treatment method of water-absorbing resin powder |
May. 27, 2008 |
| 7371808 |
Polymer treating method and apparatus |
May. 13, 2008 |
| 7358322 |
High IV melt phase polyester polymer catalyzed with antimony containing compounds |
Apr. 15, 2008 |
| 7335721 |
Polytetrafluoroethylene treatment |
Feb. 26, 2008 |
| 7332561 |
Polytrimethylene terephthalate composition particles and process for producing same |
Feb. 19, 2008 |
| 7329723 |
Thermal crystallization of polyester pellets in liquid |
Feb. 12, 2008 |
| 7323519 |
Process for producing vinyl polymer, vinyl polymer, and curable composition |
Jan. 29, 2008 |
| 7323506 |
High performance P(VDF-TrFE) copolymer for pyroelectric conversion |
Jan. 29, 2008 |
| 7314907 |
Purified polymeric materials and methods of purifying polymeric materials |
Jan. 1, 2008 |
| 7297758 |
Method for extending shelf-life of constructs of semi-crystallizable polymers |
Nov. 20, 2007 |
| 7291694 |
Method and device for producing crystallizable plastic material |
Nov. 6, 2007 |
| 7279530 |
Method for producing low friction fluorine rubber crosslinked body |
Oct. 9, 2007 |
| 7232878 |
Polymer treatment for separating volatile material |
Jun. 19, 2007 |
| 7226989 |
Method of separating a polymer from a solvent |
Jun. 5, 2007 |
| 7208543 |
Ethylene-propylene copolymers with an improved shape stability suitable for modifying lubricating oils and process for the preparation thereof |
Apr. 24, 2007 |
| 7205030 |
Method for forming porous film |
Apr. 17, 2007 |
| 7199163 |
Method for removing volatile components from polymer compositions |
Apr. 3, 2007 |
| 7186794 |
Polymer treating method and apparatus |
Mar. 6, 2007 |
| 7160980 |
Polyketones |
Jan. 9, 2007 |
| 7153910 |
Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule |
Dec. 26, 2006 |
| 7153929 |
Copolymers, devoid of rubber, with low residual monomer content and a method and device for producing the same |
Dec. 26, 2006 |
| 7140413 |
Method of modifying a fluoropolymer and articles thereby |
Nov. 28, 2006 |
| 7132502 |
Water-thinnable polymer precursors, their preparation and use |
Nov. 7, 2006 |
| 7132484 |
Continuous process for producing poly (trimethylene terephthalate) |
Nov. 7, 2006 |
| 7129322 |
Method for producing polymer alloy polymer alloy formed article transparent formed article and optical film |
Oct. 31, 2006 |
| 7122619 |
Method of separating a polymer from a solvent |
Oct. 17, 2006 |
| 7091253 |
Water-absorbent resin, hydropolymer, process for producing them, and uses of them |
Aug. 15, 2006 |
| 7084181 |
Method for decomposing nonmetallic honeycomb panel, and method for recycling the same |
Aug. 1, 2006 |
| 7067615 |
Hydrotreating polyester precursors |
Jun. 27, 2006 |
| 7067616 |
Polytetrafluoroethylene treatment |
Jun. 27, 2006 |
| 7038009 |
Thermally conductive elastomeric pad and method of manufacturing same |
May. 2, 2006 |
| 6986947 |
Method of modifying a fluoropolymer and articles thereby |
Jan. 17, 2006 |
| 6949622 |
Method of separating a polymer from a solvent |
Sep. 27, 2005 |
| 6939943 |
Method for deactivating and recovering boron trifluoride when producing polyisobutenes |
Sep. 6, 2005 |
| 6924350 |
Method of separating a polymer from a solvent |
Aug. 2, 2005 |
| 6917275 |
Magnetic core and magnetic core-use adhesive resin composition |
Jul. 12, 2005 |
| 6916535 |
Poly (trimethylene terephthalate) pellets and method for production thereof |
Jul. 12, 2005 |
| 6890584 |
Flexographic ink containing a polymer or copolymer of a 3,4-dialkoxythiophene |
May. 10, 2005 |
| 6887953 |
Esterification process |
May. 3, 2005 |
| 6867322 |
Ester-forming monomer |
Mar. 15, 2005 |
| 6844419 |
Mounting process for outgassing-sensitive optics |
Jan. 18, 2005 |
| 6844418 |
Waste plastic additive for asphalt |
Jan. 18, 2005 |
| 6841656 |
Method of processing a polycondensate in a multi-screw extruder |
Jan. 11, 2005 |
| 6818737 |
Method of producing articles from syndiotactic vinyl aromatic polymers |
Nov. 16, 2004 |
| 6806348 |
Process for removing and regenerating a double metal cyanide (DMC) catalyst from a polymer polyol |
Oct. 19, 2004 |
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