| |
 |
|
Class Information
Number: 528/482
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 ion exchange material or solid sorbent
Description: Processes wherein a solid sorbent mass is used to retain on its surface a constituent of a mixture, or wherein an ion-exchange material is used to contact the polymer or polymer-containing material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7524923 |
Suzuki polycondensation for preparing aryl polymers from dihalide monomers |
Apr. 28, 2009 |
| 7521484 |
Mixed bed ion exchange resins |
Apr. 21, 2009 |
| 7507786 |
Decolorization of oligomers |
Mar. 24, 2009 |
| 7476718 |
Process for producing polyoxymethylene |
Jan. 13, 2009 |
| 7476765 |
Chemical synthesis of chiral conducting polymers |
Jan. 13, 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 |
| 7459519 |
Method for manufacturing electrically conductive macromolecules and solid state electrolytic capacitor using electrically conductive macromolecules |
Dec. 2, 2008 |
| 7414100 |
Polymerization process |
Aug. 19, 2008 |
| 7390440 |
Process for producing metal-containing particles having their surface coated with at least two dispersants different in vaporization temperature |
Jun. 24, 2008 |
| 7371808 |
Polymer treating method and apparatus |
May. 13, 2008 |
| 7365146 |
Substituted polyphenylenes via supported transition metal catalysis |
Apr. 29, 2008 |
| 7365152 |
Method for producing highly reactive, low halogen polyisobutenes |
Apr. 29, 2008 |
| 7351779 |
Polymerization process and reactor system |
Apr. 1, 2008 |
| 7342079 |
Polymerization process and reactor system |
Mar. 11, 2008 |
| 7332223 |
Polymers comprising thieno [3,4-b]thiophene and methods of making and using the same |
Feb. 19, 2008 |
| 7323519 |
Process for producing vinyl polymer, vinyl polymer, and curable composition |
Jan. 29, 2008 |
| 7309758 |
Polybenzimidazole compounds, polymeric media, and methods of post-polymerization modifications |
Dec. 18, 2007 |
| 7307138 |
Polymer electrolytes and process for their preparation |
Dec. 11, 2007 |
| 7276574 |
Process for producing vinyl polymer |
Oct. 2, 2007 |
| 7247699 |
Process for purification of crude polyether and adsorbent |
Jul. 24, 2007 |
| 7195835 |
Proton conducting membrane for fuel cells |
Mar. 27, 2007 |
| 7189779 |
Process for trapping residual monomer with an epoxide functional group in a thermoplastic composition |
Mar. 13, 2007 |
| 7186794 |
Polymer treating method and apparatus |
Mar. 6, 2007 |
| 7183372 |
Preparation of ketone-formaldehyde resins |
Feb. 27, 2007 |
| 7141646 |
Method of purifying vinyl polymer |
Nov. 28, 2006 |
| 7138485 |
Method for removing metal ions from polymers or polymer solutions |
Nov. 21, 2006 |
| 7129322 |
Method for producing polymer alloy polymer alloy formed article transparent formed article and optical film |
Oct. 31, 2006 |
| 7074887 |
Chemical synthesis of chiral conducting polymers |
Jul. 11, 2006 |
| 7071289 |
Polymers comprising thieno [3,4-b]thiophene and methods of making and using the same |
Jul. 4, 2006 |
| 7064178 |
Soluble self-orienting materials and conductive polymer compositions having the same |
Jun. 20, 2006 |
| 7060201 |
Optical brighteners their composition their production and their use |
Jun. 13, 2006 |
| 7052793 |
Composite solid polymer electrolyte membranes |
May. 30, 2006 |
| 7053156 |
Process for hydrogenating block copolymers |
May. 30, 2006 |
| 6982312 |
Process for producing polyarylene sulfide |
Jan. 3, 2006 |
| 6982303 |
Covalently cross-linked polymers and polymer membranes via sulfinate alkylation |
Jan. 3, 2006 |
| 6977122 |
Proton conducting membrane for fuel cells |
Dec. 20, 2005 |
| 6962968 |
Purification of macrocyclic oligoesters |
Nov. 8, 2005 |
| 6949608 |
Process for producing hydrogenated polymers |
Sep. 27, 2005 |
| 6939941 |
Preparation of polysulfide compositions |
Sep. 6, 2005 |
| 6933357 |
Ultra-clean fluoropolymers |
Aug. 23, 2005 |
| 6897262 |
Scavenger resin and processes for the use thereof |
May. 24, 2005 |
| 6855800 |
Method for trapping a residual monomer with epoxide function in a thermoplastic composition |
Feb. 15, 2005 |
| 6846903 |
Method for producing polyisobutylenes |
Jan. 25, 2005 |
| 6846902 |
Process for trapping residual monomer with an epoxide functional group in a thermoplastic composition |
Jan. 25, 2005 |
| 6841650 |
Crystallizable poly (2,5-di-substituted-1,4-phenylene oxide) and a method of preparing the same |
Jan. 11, 2005 |
| 6800725 |
Process for removing hydrogenation catalyst residue from hydrogenated polymers |
Oct. 5, 2004 |
| 6790933 |
Low protein natural latex articles |
Sep. 14, 2004 |
| 6787611 |
Purification means |
Sep. 7, 2004 |
| 6720360 |
Ultra-clean fluoropolymers |
Apr. 13, 2004 |
| 6706193 |
Method for recovering fluorinated emulsifiers from aqueous phases |
Mar. 16, 2004 |
|
|
|
