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:
Dec. 05, 2000
Filed:
Sep. 04, 1998
Applicant:
Inventors:
Iwao Moriyama, Kitaibaraki, JP;
Jun Okabe, Kitaibaraki, JP;
Assignee:
Nippon Mektron, Limited, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08C / ;
U.S. Cl.
CPC ...
5253295 ; 525379 ; 525382 ;
Abstract
An acrylic elastomer composition, which comprises an acrylic elastomer obtained by copolymerization with 0.1 to 10% by weight of fumaric acid mono-lower alkyl ester on the basis of total monomer mixture, an aromatic diamine compound vulcanizing agent and a guanidine compound vulcanization promoter is distinguished in metal corrosion resistance, oil resistance, compression set characteristics, etc. and is effectively applicable as a vulcanization molding material for seal members or hose members to be used at contact sites with metal members, oil, etc.