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:
Feb. 17, 1998
Filed:
Mar. 11, 1996
Eit Drent, Badhuisweg, NL;
Dennis Humphrey Pello, Badhuisweg, NL;
Shell Oil Company, Houston, TX (US);
Abstract
A copolymer of carbon monoxide with an acetylenically unsaturated compound and optionally an olefinically unsaturated compound, on the understanding that the copolymer is not a copolymer of carbon monoxide and exclusively acetylene which contains less than 15%-mole of monomer units originating in carbon monoxide and which is obtainable by copolymerizing the monomers in the presence of a catalyst of titanium tetrabutoxide and triethylaluminium; and a process for copolymerizing an acetylenically unsaturated compound and optionally an olefinically unsaturated compound with carbon monoxide, wherein the monomers are contacted with a catalyst composition based on: