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Class Information
Number: 528/485
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 aluminum or heavy metal material
Description: Processes wherein a material containing at least one atom of aluminum or of a heavy metal contacts the polymer or the material which is in contact with the polymer.
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 |
| 7576173 |
Single solvent polymer extraction methods |
Aug. 18, 2009 |
| 7511113 |
Oligomeric hydroxy arylether phthalonitiles and synthesis thereof |
Mar. 31, 2009 |
| 7456249 |
Catalyst, its preparation and the polymerization of cyclic ethers over this catalyst |
Nov. 25, 2008 |
| 7452959 |
Oligomeric hydroxy arylether phthalonitiles and synthesis thereof |
Nov. 18, 2008 |
| 7449542 |
Polymers |
Nov. 11, 2008 |
| 7439317 |
Amorphous polyester chip and method for production thereof, and method for storage of amorphous polyester chip |
Oct. 21, 2008 |
| 7420027 |
Method for producing a borohydride |
Sep. 2, 2008 |
| 7381788 |
Method for continuous production of polyamide |
Jun. 3, 2008 |
| 7332565 |
Method for the reduction of the residual monomer content in aqueous polymer dispersions |
Feb. 19, 2008 |
| 7309758 |
Polybenzimidazole compounds, polymeric media, and methods of post-polymerization modifications |
Dec. 18, 2007 |
| 7271236 |
Preparation method of polyester resin |
Sep. 18, 2007 |
| 7259230 |
Polybenzimidazole compounds, polymeric media, and methods of post-polymerization modifications |
Aug. 21, 2007 |
| 7256241 |
Methods for polymerizing macrocyclic polyester oligomers using catalyst promoters |
Aug. 14, 2007 |
| 7226988 |
Method of forming polyetherols in the presence of carboxy-modified aluminum-based catalysts |
Jun. 5, 2007 |
| 7189799 |
Production of polyetherols using aluminum phosphonate catalysts |
Mar. 13, 2007 |
| 7169883 |
Polymers |
Jan. 30, 2007 |
| 7112649 |
Polythiophenes and devices thereof |
Sep. 26, 2006 |
| 7112651 |
Production of polyoxymethylene and suitable catalysts |
Sep. 26, 2006 |
| 7064177 |
Production of polyoxymethylene and suitable (II) catalysts |
Jun. 20, 2006 |
| 7053156 |
Process for hydrogenating block copolymers |
May. 30, 2006 |
| 7034104 |
Processes for preparing conductive macromolecular polythiophenes |
Apr. 25, 2006 |
| 6992128 |
Highly active .beta.-nucleating additive for polypropylene |
Jan. 31, 2006 |
| 6919486 |
Polyetherols produced using aluminium phosphonate catalysts |
Jul. 19, 2005 |
| 6897284 |
Polythiophenes and devices thereof |
May. 24, 2005 |
| 6891014 |
Oligomeric hydroxy arylether phthalonitiles and synthesis thereof |
May. 10, 2005 |
| 6841650 |
Crystallizable poly (2,5-di-substituted-1,4-phenylene oxide) and a method of preparing the same |
Jan. 11, 2005 |
| 6833430 |
Process for the production of polyacetylene derivatives |
Dec. 21, 2004 |
| 6800720 |
Hydrogenated ring-opening metathesis copolymer and process for producing the same |
Oct. 5, 2004 |
| 6777533 |
Production of polyetherols using aluminum phosphonate catalysts |
Aug. 17, 2004 |
| 6756470 |
Oligomeric hydroxy arylether phthalonitiles and synthesis thereof |
Jun. 29, 2004 |
| 6755963 |
Hydrogenation process for hydrocarbon resins |
Jun. 29, 2004 |
| 6750315 |
Polyether aromatic ketone resin composition and its film and sheet |
Jun. 15, 2004 |
| 6710140 |
Method for producing polyisobutenes |
Mar. 23, 2004 |
| 6657044 |
Process for making polytrimethylene terephthalate |
Dec. 2, 2003 |
| 6646106 |
Optically active linear polymer used as ligand in the preparation of metallic complexes designed for asymmetric catalysis |
Nov. 11, 2003 |
| 6627681 |
Method of decreasing unreacted monomer in vinyl polymer and a toner resin in which unreacted monomer has been decreased |
Sep. 30, 2003 |
| 6617419 |
Long-chain polyether polyols with a high proportion of primary oh groups |
Sep. 9, 2003 |
| 6541596 |
Crystallizable poly (2,5-di-substituted-1,4-phenylene oxide) and a method of preparing the same |
Apr. 1, 2003 |
| 6515101 |
High performance fluorinated polymers and methods |
Feb. 4, 2003 |
| 6472502 |
Absorbable copolylactides and their use |
Oct. 29, 2002 |
| 6444785 |
Preparation of W/O emulsions |
Sep. 3, 2002 |
| 6433130 |
Process for preparing polymer by using copper compound |
Aug. 13, 2002 |
| 6384185 |
Process for purifying polycarbonate resin solution |
May. 7, 2002 |
| 6369183 |
Methods and materials for fabrication of alumoxane polymers |
Apr. 9, 2002 |
| 6362311 |
Polymerization of poly(glycidyl nitrate) from high purity glycidyl nitrate synthesized from glycerol |
Mar. 26, 2002 |
| 6336995 |
Cross linked polyamide-ephalohydrin creping additives |
Jan. 8, 2002 |
| 6323300 |
Aromatic copolymer and composition containing the same |
Nov. 27, 2001 |
| 6316542 |
Crosslinkable dielectric composition |
Nov. 13, 2001 |
| 6313262 |
Method for preparing polyether polyol and copolymer thereof |
Nov. 6, 2001 |
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