	US 12,037,708 B2
	Method for producing thread bundle of bagworm silk thread
Taiyo Yoshioka, Ibaraki (JP); Tsunenori Kameda, Ibaraki (JP); Akimune Asanuma, Ibaraki (JP); Keitaro Hattori, Ibaraki (JP); and Norihiko Fukuoka, Ibaraki (JP)
Assigned to NATIONAL AGRICULTURE AND FOOD RESEARCH ORGANIZATION, Ibaraki (JP); and KOWA COMPANY, LTD., Aichi (JP)
Appl. No. 17/046,467
Filed by NATIONAL AGRICULTURE AND FOOD RESEARCH ORGANIZATION, Ibaraki (JP); and KOWA COMPANY, LTD., Aichi (JP)
PCT Filed Apr. 16, 2019, PCT No. PCT/JP2019/016308 § 371(c)(1), (2) Date Nov. 10, 2020, PCT Pub. No. WO2019/203228, PCT Pub. Date Oct. 24, 2019.
Claims priority of application No. 2018-078522 (JP), filed on Apr. 16, 2018.
Prior Publication US 2021/0161115 A1, Jun. 3, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. D01B 7/00 (2006.01); A01K 67/04 (2006.01); D01C 3/02 (2006.01)

CPC D01B 7/00 (2013.01) [A01K 67/04 (2013.01); D01C 3/02 (2013.01)]

11 Claims

1. A method for producing a thread bundle of a bagworm foothold silk thread, comprising:

placing process of placing a bagworm together with a solvent-soluble base material(s);

spinning process of allowing the bagworm to spin the bagworm foothold silk thread onto the solvent-soluble base material(s);

dissolving process of dissolving the solvent-soluble base material(s) with a solvent; and

separation process of separating the bagworm foothold silk thread spun onto the base material(s) from the solvent-soluble base material(s), and

wherein the solvent does not damage, denature, or dissolve the bagworm foothold silk thread.