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Class Information
Number: 528/488
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 > Contacting with alkali (li, na, k, rb, cs, fr) or alkaline earth (be, mg, ca, sr, ba) metal or compound thereof
Description: Processes wherein the polymer or polymer-containing material is contacted with a treating material which contains at least one atom of an alkali metal or alkaline earth element.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7622415 |
Polymerization catalyst composition for ethylene oxide and proces for the production of poly(ethylene oxide) with the same |
Nov. 24, 2009 |
| 7524923 |
Suzuki polycondensation for preparing aryl polymers from dihalide monomers |
Apr. 28, 2009 |
| 7511113 |
Oligomeric hydroxy arylether phthalonitiles and synthesis thereof |
Mar. 31, 2009 |
| 7481959 |
Method for controlling haze in an article comprising a polymer composition |
Jan. 27, 2009 |
| 7462675 |
Thermoplastic copolymer of tetrafluoroethylene and perfluoromethyl vinyl ether and medical devices employing the copolymer |
Dec. 9, 2008 |
| 7452959 |
Oligomeric hydroxy arylether phthalonitiles and synthesis thereof |
Nov. 18, 2008 |
| 7442759 |
Water-soluble polythiophene polymers |
Oct. 28, 2008 |
| 7439317 |
Amorphous polyester chip and method for production thereof, and method for storage of amorphous polyester chip |
Oct. 21, 2008 |
| 7365146 |
Substituted polyphenylenes via supported transition metal catalysis |
Apr. 29, 2008 |
| 7348395 |
Synthesis of oligomeric cyanate esters |
Mar. 25, 2008 |
| 7342085 |
Synthesis of oligomeric cyanate esters |
Mar. 11, 2008 |
| 7309758 |
Polybenzimidazole compounds, polymeric media, and methods of post-polymerization modifications |
Dec. 18, 2007 |
| 7301003 |
Method of preparing polymers having terminal amine groups |
Nov. 27, 2007 |
| 7276574 |
Process for producing vinyl polymer |
Oct. 2, 2007 |
| 7265196 |
Controlled crosslinked polyaryletherketone material with improved properties and a process by producing the same |
Sep. 4, 2007 |
| 7259230 |
Polybenzimidazole compounds, polymeric media, and methods of post-polymerization modifications |
Aug. 21, 2007 |
| 7241855 |
Method for the manufacture of polyesters |
Jul. 10, 2007 |
| 7238771 |
Dibenzodiazocine polymers |
Jul. 3, 2007 |
| 7226987 |
Aromatic polymer phosphonic acid derivative and process for production the same |
Jun. 5, 2007 |
| 7223829 |
Polyketone solution |
May. 29, 2007 |
| 7217781 |
Polyphosphazenes including ionic or ionizable moieties and fluorine-containing moieties |
May. 15, 2007 |
| 7217780 |
Polyether ketone and method of producing the same |
May. 15, 2007 |
| 7189795 |
Poly(arylene ether)s bearing grafted hydroxyalkyls for use in electrically conductive adhesives |
Mar. 13, 2007 |
| 7179878 |
Poly(arylene ether) polymer with low temperature or UV crosslinking grafts and dielectric comprising the same |
Feb. 20, 2007 |
| 7138484 |
Method for producing polymerized hydrocarbon |
Nov. 21, 2006 |
| 7135537 |
Sulfonimide-containing poly(arylene ether)s and poly(arylene ether sulfone)s, methods for producing the same, and uses thereof |
Nov. 14, 2006 |
| 7129323 |
Bimolecular nucleation methods for thermoplastics |
Oct. 31, 2006 |
| 7115706 |
Polyether polymers and compositions derived therefrom |
Oct. 3, 2006 |
| 7098299 |
Separation of contaminants from polyester materials |
Aug. 29, 2006 |
| 7087707 |
Synthesis of oligomeric cyanate esters |
Aug. 8, 2006 |
| 7074877 |
Resin for use in manufacturing wet friction materials, manufacturing method thereof and wet friction material |
Jul. 11, 2006 |
| 7074727 |
Process for improving dielectric properties in low-k organosilicate dielectric material |
Jul. 11, 2006 |
| 7067608 |
Process for preparing branched polyarylene ethers |
Jun. 27, 2006 |
| 7049393 |
Techniques for the preparation of highly fluorinated polyethers |
May. 23, 2006 |
| 7049380 |
Thermoplastic copolymer of tetrafluoroethylene and perfluoromethyl vinyl ether and medical devices employing the copolymer |
May. 23, 2006 |
| 7015303 |
Polyketone solution |
Mar. 21, 2006 |
| 7001978 |
Unsaturated ester substituted polymers with reduced halogen content |
Feb. 21, 2006 |
| 6987150 |
Modified sulfonamide polymers |
Jan. 17, 2006 |
| 6927273 |
Process for preparing substituted polyarylene ethers |
Aug. 9, 2005 |
| 6900286 |
Process for preparation of conducting polyaniline |
May. 31, 2005 |
| 6891014 |
Oligomeric hydroxy arylether phthalonitiles and synthesis thereof |
May. 10, 2005 |
| 6881814 |
Borate modified phenolic resin for insulation material |
Apr. 19, 2005 |
| 6878797 |
Synthesis and applications of polymaleimide |
Apr. 12, 2005 |
| 6872861 |
Process for preparing polyfluoroalkylithium compounds |
Mar. 29, 2005 |
| 6833433 |
Method for producing aliphatic oligocarbonate diols |
Dec. 21, 2004 |
| 6833430 |
Process for the production of polyacetylene derivatives |
Dec. 21, 2004 |
| 6828414 |
Process for producing aromatic polyethers with high molecular weights |
Dec. 7, 2004 |
| 6818728 |
Polyketone fiber and process for producing the same |
Nov. 16, 2004 |
| 6806343 |
Method of preparing a stable, low pH phenolic resin |
Oct. 19, 2004 |
| 6790933 |
Low protein natural latex articles |
Sep. 14, 2004 |
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