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:
Sep. 16, 1997
Filed:
Mar. 13, 1996
Applicant:
Inventors:
Frank Baardman, Amsterdam, NL;
Arleen Marie Bradford, Amsterdam, NL;
Jayne Jubb, Amsterdam, NL;
Pieter Scheerman, Amsterdam, NL;
Rudolf Jacobus Wijngaarden, Amsterdam, NL;
Erwin Paulus Bleeker, Amsterdam, NL;
Johannes Adrianus Van Broekhoven, Amsterdam, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528392 ; 528483 ; 524701 ; 524706 ; 524709 ; 524711 ; 524765 ; 524767 ; 524773 ; 524785 ; 522-3 ; 502167 ;
Abstract
A process for the copolymerization of carbon monoxide with an olefinically unsaturated compound in which the monomers are contacted in the presence of a liquid diluent and a protic compound with a catalyst composition which is based on a source of a Group VIII metal and a hydrocarbylborane. A stirring power is transmitted to the polymerization mixture of at least 0.25 kW/m.sup.3.