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Class Information
Number: 526/920
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Apparatus for use in addition polymerization processes
Description: Subject matter involving apparatus other than reactors specialized for use in polymerization processes (e.g., monomer mixing apparatus, catalyst, pre-treaters, etc.).
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7582723 |
Process and apparatus for the polymerization of ethylene |
Sep. 1, 2009 |
| 7582709 |
Process and apparatus for manufacturing ethylene polymers and copolymers |
Sep. 1, 2009 |
| 7553916 |
Loop reactor with varying diameter for olefin polymerization |
Jun. 30, 2009 |
| 7547750 |
Apparatus and method for removing polymer solids from slurry loop reactor |
Jun. 16, 2009 |
| 7527175 |
Metering of catalysts |
May. 5, 2009 |
| 7524904 |
Process and apparatus for separating polymer solids, hydrocarbon fluids, and purge gas |
Apr. 28, 2009 |
| 7465771 |
Process for producing radical polymer and microapparatus for chemical reaction |
Dec. 16, 2008 |
| 7465772 |
Apparatus for continuous polymerization of olefin, method for transferring a polymer powder, and method for continuous polymerization of olefin |
Dec. 16, 2008 |
| 7402636 |
Method and apparatus for decreasing polymer deposition |
Jul. 22, 2008 |
| 7151158 |
Method of preparing a poly(arylene ether), apparatus therefor, and poly(arylene ether) prepared thereby |
Dec. 19, 2006 |
| 6958376 |
Inlet distribution device for upflow polymerization reactors |
Oct. 25, 2005 |
| 6946529 |
Method for producing an aqueous polymer dispersion by radical aqueous emulsion polymerization with a continually produced aqueous monomer emulsion |
Sep. 20, 2005 |
| 6881800 |
Processes and apparatus for continuous solution polymerization |
Apr. 19, 2005 |
| 6750319 |
Process for producing polyarylene sulfide and apparatus used therein |
Jun. 15, 2004 |
| 6660814 |
Preparation of emulsion homo- and copolymers and device therefore |
Dec. 9, 2003 |
| 6630549 |
Method for producing an olefin homopolymer or an olefin copolymer |
Oct. 7, 2003 |
| 6596241 |
Tubular polymerization reactors and polymers made therein |
Jul. 22, 2003 |
| 6566461 |
Methods for parallel semi-continuous or continuous reactions |
May. 20, 2003 |
| 6525149 |
Process for preparing polyolefin products |
Feb. 25, 2003 |
| 6476161 |
Method and apparatus for preparing polymers |
Nov. 5, 2002 |
| 6469110 |
Process for preparing polypropylene alloys |
Oct. 22, 2002 |
| 6420498 |
Fluidized bed reactor for gas phase olefin polymerization, process for polymerizing olefin and process for producing olefinic polymer |
Jul. 16, 2002 |
| 6362290 |
Gas phase polymerization process |
Mar. 26, 2002 |
| 6310148 |
Stryrene resin composition and process for producing the same |
Oct. 30, 2001 |
| 6284848 |
Gas phase polymerization process |
Sep. 4, 2001 |
| 6218484 |
Fluidized bed reactor and polymerization process |
Apr. 17, 2001 |
| 6165418 |
System for controlling temperature of a continuous polymerization process |
Dec. 26, 2000 |
| 6162879 |
Continuous process for polymerizing a vinyl monomer |
Dec. 19, 2000 |
| 5229472 |
Anionic extruder polymerization process |
Jul. 20, 1993 |
| 5187245 |
Method of addition of polymerization initiator |
Feb. 16, 1993 |
| 5091503 |
Continuous polymerization device and continuous polymerization method |
Feb. 25, 1992 |
| 4958006 |
Fluidized bed product discharge process |
Sep. 18, 1990 |
| 4769427 |
Continuous preparation of finely divided gel-like crosslinked polymers |
Sep. 6, 1988 |
| 4661321 |
Continuous reactor design |
Apr. 28, 1987 |
| 4623706 |
Process for preparing uniformly sized polymer particles by suspension polymerization of vibratorily excited monomers in a gaseous or liquid stream |
Nov. 18, 1986 |
| 4604411 |
Process for preparing sticky polymers |
Aug. 5, 1986 |
| 4495337 |
Process for the bottom drainage of a fluid-bed polymerization reactor |
Jan. 22, 1985 |
| 4419466 |
Method for continuous production of invert emulsion polymers |
Dec. 6, 1983 |
| 4391959 |
Polymerization of isobutylene |
Jul. 5, 1983 |
| 4321344 |
Continuous bulk polymerization of thermoplastic resins |
Mar. 23, 1982 |
| 4298576 |
Polymerization autoclave |
Nov. 3, 1981 |
| 4283517 |
Continuous process for solution polymerization of acrylamide |
Aug. 11, 1981 |
| 4243784 |
Process for producing powdered copolymers of ethylenically unsaturated compound and maleic anhydride or an ester thereof |
Jan. 6, 1981 |
| 4088625 |
Process for the production of a pulverulent, tricklable mixture of ethylene/vinyl acetate copolymer and powdery polyvinylchloride |
May. 9, 1978 |
| 4053697 |
Process for producing propylene homopolymers and copolymers |
Oct. 11, 1977 |
| 4017498 |
Recycle control system for continuous polymerization |
Apr. 12, 1977 |
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