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Class Information
Number: 526/912
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Reaction medium purification
Description: Processes of polymerizing an ethylenically unsaturated monomer wherein the reaction medium is purified prior to its utilization.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7449530 |
Polymerization process |
Nov. 11, 2008 |
| 7423103 |
Low fouling and high activity polymerization process |
Sep. 9, 2008 |
| 7179870 |
Method for the preparation of poly sg(a)-methylstyrene |
Feb. 20, 2007 |
| 7041754 |
Emulsion type modifier for improving properties of pressure sensitive emulsion acrylic adhesives |
May. 9, 2006 |
| 6977283 |
Polymerization process |
Dec. 20, 2005 |
| 6906152 |
Rubber compositions |
Jun. 14, 2005 |
| 6534677 |
Non-crushable, non-friable, non-breakable carbon catalyst supports |
Mar. 18, 2003 |
| 6255420 |
Start-up process for gas phase production of polybutadiene |
Jul. 3, 2001 |
| 5959049 |
Process for selective bromination of para-alkylstyrene/isoolefin copolymers |
Sep. 28, 1999 |
| 5883207 |
Process for preparing isobutene cyclopentadiene-methylcyclopentadiene terpolymers |
Mar. 16, 1999 |
| 5756606 |
Means to control particle size and eliminate fouling in the synthesis of syndiotactic 1,2 - polybutadiene |
May. 26, 1998 |
| 5635573 |
Method for preparing alpha-olefin/cycloolefin copolymers |
Jun. 3, 1997 |
| 5599870 |
Aqueous emulsion |
Feb. 4, 1997 |
| 5451647 |
Living carbocationic polymerization process |
Sep. 19, 1995 |
| 5446117 |
Process for producing amorphous syndiotactic polystyrene |
Aug. 29, 1995 |
| 5430118 |
Para-alkylstyrene/isoolefin copolymers having substantially homogeneous compositional distribution |
Jul. 4, 1995 |
| 5173551 |
Free-radical retrograde precipitation-polymerization process |
Dec. 22, 1992 |
| 5162445 |
Para-alkylstyrene/isoolefin copolymers and functionalized copolymers thereof |
Nov. 10, 1992 |
| 5089572 |
Blanking process for reaction mixture |
Feb. 18, 1992 |
| 4831200 |
Process for the selective hydrogenation of alkynes |
May. 16, 1989 |
| 4725338 |
Purification process of polymerization solvent |
Feb. 16, 1988 |
| 4614729 |
Supported organometallic compounds for utilization in purification of fluids |
Sep. 30, 1986 |
| 4564660 |
Use of alkylaluminum compounds and hydroxyl-containing compounds to initiate polymerization of ethylene with chromium oxide catalysts |
Jan. 14, 1986 |
| 4395356 |
Method for removing catalyst residues from solutions of poly-1-butene |
Jul. 26, 1983 |
| 4301266 |
Manufacture of polymers of acrylic acid or methacrylic acid |
Nov. 17, 1981 |
| 4065610 |
Treatment of contaminated hydrocarbon from olefin polymerization |
Dec. 27, 1977 |
| 3959243 |
Method for preparing alpha-olefin polymers |
May. 25, 1976 |
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