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. 20, 1984
Filed:
Jan. 25, 1982
Applicant:
Inventors:
Nobuo Fukushima, Ootsu, JP;
Shuji Kitamura, Ibaraki, JP;
Kiyohiko Nakae, Nishinomiya, JP;
Tadatoshi Ogawa, Takatsuki, JP;
Kozo Kotani, Toyonaka, JP;
Hidekazu Hosono, Toyonaka, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
525240 ; 502152 ; 2641 / ; 428218 ; 428220 ; 525 53 ; 525247 ; 526 79 ; 526346 ; 5263482 ; 5263484 ; 5263485 ; 5263486 ; 528482 ;
Abstract
An ethylene-.alpha.-olefin copolymer composition comprising two ethylene-.alpha.-olefin copolymers which are different in density, intrinsic viscosity and the number of short chain branching per 1000 carbon atoms. Extrusion processed materials, injection molded materials and films obtained from said composition are excellent in strength.