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:
Mar. 02, 1993
Filed:
Nov. 02, 1990
Applicant:
Inventor:
Howard C Welborn, Jr, Houston, TX (US);
Assignee:
Exxon Chemical Patents Inc., Linden, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
526339 ; 526160 ;
Abstract
Ethylene 1,3 Butadiene copolymers having in their structure cyclopentane rings connected in a trans 1,2 position. The ethylene copolymers of the invention may be formed from polymerization of ethylene and 1,3 butadiene and preferably have a predominance of the copolymer units formed as trans 1,2-cyclopentane, the remainder of the 1,3 butadiene comonomer being incorporated as the noncyclic.