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. 18, 1990
Filed:
Sep. 05, 1989
Applicant:
Inventors:
Yasuhisa Saito, Higashiosaka, JP;
Katsuya Watanabe, Takatsuki, JP;
Kohichi Okuno, Izumiotsu, JP;
Kunimasa Kamio, Suita, JP;
Akira Morii, Ibaraki, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528 99 ; 549552 ; 525113 ; 525396 ; 525423 ; 525438 ; 525449 ; 525463 ; 525471 ; 525476 ; 525481 ; 525482 ; 525483 ; 525484 ; 525526 ; 525534 ; 525535 ; 525537 ; 428413 ;
Abstract
A low viscosity epoxy resin, i.e., a low viscosity polyglycidyl derivative, of an aminophenol having at least one alkyl group on its aromatic ring of which viscosity is 15 poises or below as measured at 25.degree. C., a resin composition containing said resin, and a fiberreinforced composite material containing as matrix a cured product of said epoxy resin composition and a fiber as reinforcing material.