The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 01, 1995
Filed:
Nov. 30, 1993
Applicant:
Inventors:
Darryl R Fahey, Bartlesville, OK (US);
Owen H Decker, Reading, PA (US);
Carlton E Ash, Sugarland, TX (US);
Jon F Geibel, Bartlesville, OK (US);
Fernando C Vidaurri, Jr, Bartlesville, OK (US);
Lacey E Scoggins, Bartlesville, OK (US);
Harvey D Hensley, Bartlesville, OK (US);
Wei-Teh W Shang, Bartlesville, OK (US);
Jimmie J Straw, Bartlesville, OK (US);
Paul J DesLauriers, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528388 ; 528322 ; 528323 ; 528480 ; 528491 ; 528492 ; 528493 ; 528494 ; 528495 ;
Abstract
A process is provided for producing a poly(arylene sulfide) polymer which employs at least one base as a reactant, wherein the base is contacted with the polymerization reaction mixture incrementally during the polymerization.