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:
Aug. 22, 2023
Filed:
Jun. 16, 2022
Mitsubishi Chemical Corporation, Tokyo, JP;
Takayuki Aoshima, Yokkaichi, JP;
Yasuaki Miki, Yokohama, JP;
Katsuhisa Kumazawa, Yokkaichi, JP;
Satoshi Katou, Yokohama, JP;
Tadashi Uyeda, Yokkaichi, JP;
Toyomasa Hoshino, Yokkaichi, JP;
Noboru Shintani, Yokohama, JP;
Kenji Yamagishi, Yokohama, JP;
Atsushi Isotani, Yokkaichi, JP;
Mitsubishi Chemical Corporation, Tokyo, JP;
Abstract
The present invention provides a resin capable of contributing greatly to solve environmental problems and problems related to exhaustion of fossil fuel resources and having physical properties suited for practical use. The polyester according to the present invention has a diol and a dicarboxylic acid as constituent components and has an amount of terminal acid of 50 equivalents/metric ton or less.