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:
Apr. 20, 2021
Filed:
Sep. 27, 2017
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Eiichi Honda, Kanagawa, JP;
Yasuaki Yoshimura, Kanagawa, JP;
Keita Noguchi, Kanagawa, JP;
Yuichiro Satake, Kanagawa, JP;
MITSUBISHI GAS CHEMICAL COMPANY, INC., Tokyo, JP;
Abstract
An object is to provide an optical polyester film and a transparent conductive film that are superior in transparency, heat resistance, optical properties, and adhesion. The optical polyester film includes: a base material containing a polyester resin containing a unit (A) of the following formula (1); and at least one functional layer disposed on at least one surface of the base material, wherein the at least one functional layer is selected from the group consisting of a hard coat layer, a transparent conductive layer, an anti-reflection layer, a gas barrier layer, and an adhesive layer.