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.:

US 6808821 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 26, 2004

Filed:

Aug. 13, 2003
Applicant:
Inventors:

Yukiko Fujita, Sakai, JP;

Takashi Tomiyama, Kaizuka, JP;

Shigeru Motomiya, Sennan-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 2/736 ; C08G 6/318 ; C08F 2/000 ;
U.S. Cl.
CPC ...
B32B 2/736 ; C08G 6/318 ; C08F 2/000 ;
Abstract

Disclosed is an unsaturated polyester resin composition comprising an unsaturated polyester (A) and a polymerizable unsaturated monomer (B), wherein the “shrinkage stress upon cooling” of a cured article thereof is 17 MPa or less and the ratio of the “shrinkage stress upon cooling/elastic limit” is 1 or less. The cured article has excellent gloss retention and yellowing resistance.


Find Patent Forward Citations

Fujita, Yukiko. (2004). Unsaturated polyester resin composition (U.S. Patent No. 6808821). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6808821

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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