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:
Sep. 15, 1987
Filed:
Jul. 16, 1985
Applicant:
Inventors:
Assignee:
Nippon Zeon Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
528393 ; 524612 ; 525403 ;
Abstract
A rubber composition for dust cover boots comprising a copolymer rubber composed of 10 to 60 mole % of epichlorohydrin, 30 to 90 mole % of propylene oxide or both propylene oxide and ethylene oxide with the propylene oxide/ethylene oxide mole ratio being at least 1, and 0 to 15 mole % of an unsaturated epoxide, and a vulcanization agent for the copolymer rubber.