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:
Jan. 28, 2020
Filed:
Jan. 30, 2017
Kaneka Corporation, Osaka-shi, JP;
Tetsuya Minami, Settsu, JP;
KANEKA CORPORATION, Osaka-shi, JP;
Abstract
A biodegradable polyester resin composition containing 30 to 60 parts by weight of (A) a polylactic acid, 25 to 45 parts by weight of (B) a poly-3-hydroxyalkanoate, and 5 to 25 parts by weight of (C) an aliphatic-aromatic polyester, based on 100 parts by weight in total of (A) the polylactic acid, (B) the poly-3-hydroxyalkanoate and (C) the aliphatic-aromatic polyester. The biodegradable polyester resin composition further contains 0.05 to 20 parts by weight: of (D) pentaerythritol, 10 to 40 parts by weight of (E) a silicate, and 0 to 3 parts by weight of (F) a compatibilizer having an epoxy group, relative to 100 parts by weight in total of (A) the polylactic acid, (B) the poly-3-hydroxyalkanoate, and (C) the aliphatic-aromatic polyester.