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公开(公告)号：US20190151806A1
公开(公告)日：2019-05-23
申请号：US16091728
申请日：2017-03-24
Applicant: DAICEL CORPORATION
Inventor： Tomohiro HASHIZUME , Hiroyuki MATSUMURA , Tohru SHIBATA , Mitsuru OHNO
IPC: B01D71/14
Abstract: Provided is a semipermeable membrane having a high chlorine resistance.The semipermeable membrane is formed of a cellulose ester, the cellulose ester having an optionally substituted benzoyl group.
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