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. 22, 1991
Filed:
Sep. 22, 1988
Applicant:
Inventors:
Hiroyoshi Takao, Chiba, JP;
Nobuyuki Yoshida, Ichihara, JP;
Kiyosi Ikeda, Ichihara, JP;
Masahiro Fukuyama, Chiba, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
5253273 ; 5253274 ; 5253296 ; 5253297 ; 525387 ;
Abstract
The present invention provides an ethylene-acrylic acid ester copolymer giving low deformation during vulcanization and having a high dimensional accuracy and excellent properties, as well as a process for producing said copolymer.