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:
Jan. 04, 1977
Filed:
Jul. 14, 1972
Applicant:
Inventor:
Ronald John Wyatt, Runcorn, EN;
Assignee:
Imperial Chemical Industries Limited, London, EN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
526348 ; 526126 ; 526183 ; 526194 ; 526351 ; 526352 ;
Abstract
A process for the preparation of an amorphous, vulcanizable, elastomeric copolymer by copolymerization of ethylene and at least one .alpha.-olefin having from 3 to 10 carbon atoms e.g. propylene and optionally in the presence of at least one non-conjugated diene, using as catalyst a transition metal composition which is the product of reacting a transition metal complex of the general formula