Invention Grant
- Patent Title: Aliphatic polyester resin composition and process for production thereof
- Patent Title (中): 脂肪族聚酯树脂组合物及其制造方法
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Application No.: US13442948Application Date: 2012-04-10
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Publication No.: US08541490B2Publication Date: 2013-09-24
- Inventor: Fumio Akutsu , Naoki Hayashi , Hiroyuki Sato , Masumi Shibata , Akiko Watanabe
- Applicant: Fumio Akutsu , Naoki Hayashi , Hiroyuki Sato , Masumi Shibata , Akiko Watanabe
- Applicant Address: JP Tokyo
- Assignee: Kureha Corporation
- Current Assignee: Kureha Corporation
- Current Assignee Address: JP Tokyo
- Agency: Wenderoth, Lind & Ponack, L.L.P.
- Priority: JP2011-087315 20110411; JP2012-085606 20120404
- Main IPC: C08K5/521
- IPC: C08K5/521
Abstract:
A process for producing an aliphatic polyester resin composition, wherein an aliphatic polyester resin is melt-kneaded with a phosphoric acid ester having a reduced moisture content of 1.5 wt. % or less. As a result, an aliphatic polyester resin composition having an improved moisture resistance is provided.
Public/Granted literature
- US20120259047A1 ALIPHATIC POLYESTER RESIN COMPOSITION AND PROCESS FOR PRODUCTION THEREOF Public/Granted day:2012-10-11
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