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.

Date of Patent:
Aug. 20, 2019

Filed:

Aug. 24, 2016
Applicant:

Toyobo Co., Ltd., Osaka, JP;

Inventors:

Takuya Shimoharai, Otsu, JP;

Yasuto Fujii, Otsu, JP;

Takahiro Shimizu, Otsu, JP;

Junichi Yasui, Otsu, JP;

Satoru Horiguchi, Otsu, JP;

Assignee:

TOYOBO CO., LTD., Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 67/02 (2006.01); C08K 3/26 (2006.01); G02B 5/08 (2006.01); C08K 9/00 (2006.01); C08K 13/06 (2006.01); C08L 25/14 (2006.01);
U.S. Cl.
CPC ...
C08L 67/02 (2013.01); C08K 3/26 (2013.01); C08K 9/00 (2013.01); C08K 13/06 (2013.01); G02B 5/08 (2013.01); G02B 5/0808 (2013.01); C08L 25/14 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01);
Abstract

The present invention is a polyester resin composition that includes a polyester resin A containing 50 to 100% by mass of a polybutylene terephthalate resin and 0 to 50% by mass of a polyethylene terephthalate resin, a metal organic acid salt B being either one or both of an alkali metal organic acid salt and an alkaline earth metal organic acid salt, a polyfunctional glycidyl group-containing styrene-based polymer C in a predetermined amount, and an inorganic filler D having an average particle diameter of 0.05 to 3 μm. The polyester resin composition contains a predetermined amount of alkali metal atoms/alkaline earth metal atoms, and further the content of linear oligomers of polybutylene terephthalate, or the content of linear oligomers of polybutylene terephthalate and polyethylene terephthalate is less than or equal to 1000 mg/kg.


Find Patent Forward Citations

Loading…