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:
Nov. 24, 2020
Filed:
May. 09, 2017
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Takami Morishita, Kanagawa, JP;
Takeshi Hirokane, Tokyo, JP;
Kentaro Ishii, Kanagawa, JP;
Tomoe Morishita, Tokyo, JP;
Hirokatsu Arai, Kanagawa, JP;
MITSUBISHI GAS CHEMICAL COMPANY, INC., Tokyo, JP;
Abstract
A polyester resin composition containing a polyester resin and 1 to 500 ppm of ultramarine based on a total amount of the polyester resin composition, wherein the polyester resin contains dicarboxylic acid structural unit and diol structural unit, the diol structural unit contain structural unit derived from a diol having a cyclic acetal skeleton, and a content of the structural unit derived from a diol having a cyclic acetal skeleton is 1 to 60 mol % based on a total amount of the diol structural unit.