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:
Apr. 02, 1996
Filed:
Dec. 22, 1994
Applicant:
Inventors:
Bradley P Etherton, Houston, TX (US);
James J McAlpin, Houston, TX (US);
Terrence Huff, Baytown, TX (US);
Edward N Kresge, Watchung, NJ (US);
Assignee:
Exxon Chemical Patent Inc., Wilmington, DE (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
526336 ; 526128 ; 526339 ; 526902 ; 5261231 ; 522158 ;
Abstract
Disclosed are unsaturated .alpha.-olefin/.alpha.,.omega.-diene copolymers, and a method of preparation thereof. The copolymers are generally crystalline, free of gel and cross-links, and contain unsaturated side chains and long chain branching. The copolymers contain up to 5 mole percent diene incorporated therein, and may be prepared by copolymerization using a solid-phase, insoluble coordination catalyst, without a solvent, and below the crystalline melting point of the copolymer.