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:
Oct. 17, 1995
Filed:
Sep. 21, 1993
Applicant:
Inventors:
Keisaku Yamamoto, Ichihara, JP;
Yoshio Tanimoto, Sakura, JP;
Kiyosi Ikeda, Ichihara, JP;
Nobuhiro Natsuyama, Ichihara, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08L / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
525104 ; 525200 ; 525199 ; 525198 ; 525197 ; 525192 ;
Abstract
A graft polymer wherein an iodine-containing fluororubber has been grafted on an ethylene-.alpha.-olefin copolymer or other polymer can be obtained by mixing 30 parts by weight of an iodine-containing fluororubber (a vinylidene fluoride-hexafluoropropylene copolymer containing iodine) and 70 parts by weight of an ethylene-propylene copolymer rubber at 180.degree. C. for 30 minutes while applying shear deformation using a Brabender mixer.