| |
 |
|
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 |
| 5879596 |
Low temperature process for making polyurethaneureas |
Mar. 9, 1999 |
| 5877271 |
Finishing process for syndiotactic vinyl aromatic polymers |
Mar. 2, 1999 |
| 5874523 |
Sulfonated perfluoroelastomer composition having improved processability |
Feb. 23, 1999 |
| 5874111 |
Process for the preparation of highly monodispersed polymeric hydrophilic nanoparticles |
Feb. 23, 1999 |
| 5874525 |
Devolatilizer tray array |
Feb. 23, 1999 |
| 5861474 |
Polymer devolatilization |
Jan. 19, 1999 |
| 5859148 |
Preparation of star-branched polymers |
Jan. 12, 1999 |
| 5854366 |
Styrene base random copolymer and process for producing the same |
Dec. 29, 1998 |
| 5849849 |
Polyesters production process |
Dec. 15, 1998 |
| 5840773 |
Process for recovering and recycling polyamide from carpet waste |
Nov. 24, 1998 |
| 5830982 |
Production of poly (ethylene terephthalate) |
Nov. 3, 1998 |
| 5830991 |
Preparation process and purification process of dimeric cyclic ester of hydroxycarboxylic acid |
Nov. 3, 1998 |
| 5807976 |
Method for product recovery of polyolefins |
Sep. 15, 1998 |
| 5789535 |
Method of preparing polymer granules |
Aug. 4, 1998 |
| 5789536 |
Process of polyesters |
Aug. 4, 1998 |
| 5783137 |
Process for three dimensional forming of a fabric |
Jul. 21, 1998 |
| 5780520 |
Leaching contaminants from post-consumer for reuse in food-contact applications |
Jul. 14, 1998 |
| 5777067 |
Method for producing polyamide resin from caprolactam |
Jul. 7, 1998 |
| 5777064 |
Production method of polycarbonate |
Jul. 7, 1998 |
| 5773028 |
Hydrophilic adhesive base material |
Jun. 30, 1998 |
| 5770142 |
Process for manufacturing sintered polybenzimidazole article |
Jun. 23, 1998 |
| 5760162 |
Preparation of poly-o-hydroxyamides and poly-o-mercaptoamides |
Jun. 2, 1998 |
| 5756658 |
Process for preparing styrenic resin |
May. 26, 1998 |
| 5750644 |
Process for the crystallization of polyethylene naphthalate prepolymers and the solid stating of those crystallized prepolymers |
May. 12, 1998 |
| 5750645 |
Process for the production of calendered film of polypropylene resin |
May. 12, 1998 |
| 5750643 |
Dehydrocoupling treatment and hydrosilylation of silicon-containing polymers, and compounds and articles produced thereby |
May. 12, 1998 |
| 5747547 |
Recovery of components from polyester resins |
May. 5, 1998 |
| 5744578 |
Process for the crystallization of polyethylene naphthalate prepolymers and the solid stating of those crystallized prepolymers |
Apr. 28, 1998 |
| 5744572 |
Process for the acceleration of the polycondensation of polyester |
Apr. 28, 1998 |
| 5741585 |
Polyamic acid precursors and methods for preparing higher molecular weight polyamic acids and polyimidebenzoxazole |
Apr. 21, 1998 |
| 5739269 |
Process for the production of polyester resins |
Apr. 14, 1998 |
| 5719260 |
Thermoset resin |
Feb. 17, 1998 |
| 5714571 |
Process for the crystallization of polyester resins |
Feb. 3, 1998 |
| 5712410 |
Gas phase crystallization of dimethyl terephthalate |
Jan. 27, 1998 |
| 5708124 |
Process for the solid state polycondensation of polyester resins |
Jan. 13, 1998 |
| 5708133 |
Process for purifying polymer |
Jan. 13, 1998 |
| 5708131 |
Amorphous copolymers of tetrafluoroethylene and hexafluoropropylene |
Jan. 13, 1998 |
| 5703204 |
Method for reprocessing aqueous extract solutions obtained in the production of PA 6 or copolyamide |
Dec. 30, 1997 |
| 5703202 |
Process for treating liquid crystal polymer film |
Dec. 30, 1997 |
| 5700696 |
Method for preparation of conjugated arylene or heteroarylene vinylene polymer and device including same |
Dec. 23, 1997 |
| 5700901 |
Resorbable mouldings and process for producing them |
Dec. 23, 1997 |
| 5696173 |
Restructuring silicone rubber to produce fluid or grease |
Dec. 9, 1997 |
| 5691445 |
Devolatilization |
Nov. 25, 1997 |
| 5688901 |
Partly aromatic copolyamide molding materials having high crystallinity |
Nov. 18, 1997 |
| 5688874 |
Process for preparing blends of poly(ethylene terephthalate) and poly(ethylene 2,6-naphthalenedicarboxylate) |
Nov. 18, 1997 |
| 5686553 |
Copolyesters and molded articles comprising the same |
Nov. 11, 1997 |
| 5684124 |
Ultrahigh molecular weight linear polyethylene processes of manufacture |
Nov. 4, 1997 |
| 5679758 |
Method for producing shaped articles of soluble wholly aromatic polyamides |
Oct. 21, 1997 |
| 5670257 |
Organic-inorganic composite particles and production process therefor |
Sep. 23, 1997 |
| 5668186 |
Process for depolymerizing polyesters |
Sep. 16, 1997 |
|
|
|
