公开(公告)号：US20220095728A1

公开(公告)日：2022-03-31

申请号：US17426605

申请日：2020-01-30

Applicant: Aderans Co., Ltd. ,  Spiber Inc.

Inventor： Masatoshi SEKI ,  Hideki TAKAHASHI ,  Ren ITO ,  Yunosuke ABE

IPC: A41G3/00 ,  D01D10/02 ,  D01D5/06 ,  D01D7/00 ,  D01D4/02

Abstract: Disclosed is a fiber for artificial hairs that is given a predetermined shape, the fiber being formed from a synthetic fibroin fiber containing a modified fibroin, and the fiber expanding when placed in a wet state and contracting when dried from a wet state. Also disclosed is a method for producing a fiber for artificial hairs that is given a predetermined shape, the method including retaining a fibroin fiber containing a modified fibroin in a state conforming to a predetermined shape. A wetted fibroin fiber may also be heated while being retained in a state conforming to a predetermined shape.