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:
Jul. 31, 1990
Filed:
Dec. 23, 1988
Applicant:
Inventors:
Assignee:
Tonen Sekiyukagaku Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
524524 ; 525222 ; 525197 ; 525198 ; 525211 ; 521140 ;
Abstract
A heat-resistant formed product produced from a polymer composition comprising 40-70 weight % of a thermoplastic elastomer containing a repeating unit derived from ethylene and a repeating unit derived from propylene and 60-30 weight % of an ethylene-vinyl acetate copolymer containing 7.5 weight % or more of a vinyl acetate repeating unit, by blending the polymer composition at a temperature of 160.degree. C. or less, molding it at a temperature of 180.degree. C. or less, and then cross-linking the resulting molded product by irradiating electron beam or heating. The formed product also has good shape memory characteristics.