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:
May. 13, 1986
Filed:
Aug. 28, 1984
Applicant:
Inventors:
Hidekuni Oda, Iwakuni, JP;
Kazuhiko Murata, Ohtake, JP;
Hirokazu Kajiura, Ohtake, JP;
Akira Matsuda, Ichihara, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
5261692 ; 5253321 ; 526282 ; 526283 ;
Abstract
A rubbery copolymer of ethylene, 1-butene and a polyene, characterized by having (A) an ethylene/1-butene mole ratio of from 86/14 to 95/5, (B) an iodine value of from 2 to 40, (C) an intrinsic viscosity [.eta.], measured in decalin at 135.degree. C., of from 0.8 to 4 dl/g, and (D) a weight average molecular weight/number average molecular weight ratio (Mw/Mn) of less than 3; and a process for the production thereof.