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公开(公告)号:US20210340193A1
公开(公告)日:2021-11-04
申请号:US17280125
申请日:2019-09-30
Applicant: Spiber Inc.
Inventor: Tetsuo Asakura , Yunosuke Abe , Hideto Ishii
IPC: C07K14/435 , D01F4/02
Abstract: A production method of a protein composition, the method comprising a step of hydrolyzing an ester group by bringing a raw material composition containing an esterified protein into contact with an acidic or basic medium.