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. 17, 2023
Filed:
Jul. 23, 2018
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Shinobu Yamao, Ichihara, JP;
Minoru Yabukami, Ichihara, JP;
IDEMITSU KOSAN CO., LTD., Tokyo, JP;
Abstract
Provided is a method of producing a polycarbonate-based resin composition, including mixing an aliphatic polycarbonate-based resin (A) containing a specific repeating unit (A-1), and at least one kind of aromatic thermoplastic resin (S) selected from the group consisting of an aromatic polycarbonate-based resin (B) containing a polycarbonate block formed of a specific repeating unit, an aromatic polyester-based resin (C) having a specific structural unit, and a polyarylate resin (D) having a specific structural unit in the presence of a transesterification catalyst at a temperature at which the resin components melt.