	US 12,123,131 B2
	Synthetic fiber processing agent and synthetic fiber
Keiichiro Oshima, Gamagori (JP); Satoru Hamajima, Gamagori (JP); and Jun Ito, Gamagori (JP)
Assigned to TAKEMOTO YUSHI KABUSHIKI KAISHA, Aichi-ken (JP)
Appl. No. 18/565,869
Filed by TAKEMOTO YUSHI KABUSHIKI KAISHA, Aichi-ken (JP)
PCT Filed Jun. 2, 2022, PCT No. PCT/JP2022/022415 § 371(c)(1), (2) Date Nov. 30, 2023, PCT Pub. No. WO2022/255433, PCT Pub. Date Dec. 8, 2022.
Claims priority of application No. 2021-094519 (JP), filed on Jun. 4, 2021.
Prior Publication US 2024/0271360 A1, Aug. 15, 2024
Int. Cl. D06M 13/328 (2006.01); D06M 13/11 (2006.01); D06M 13/165 (2006.01); D06M 15/643 (2006.01); D06M 101/40 (2006.01)

CPC D06M 13/328 (2013.01) [D06M 13/11 (2013.01); D06M 13/165 (2013.01); D06M 15/643 (2013.01); D06M 15/6436 (2013.01); D06M 2101/40 (2013.01); D06M 2200/30 (2013.01)]

9 Claims

1. A synthetic fiber treatment agent for treating a synthetic fiber, comprising a phenol amine compound and a nonionic surfactant, wherein

the phenol amine compound is at least one selected from the group consisting of a compound formed from a phenol derivative, formaldehyde, and a polyamine compound and a compound obtained by reacting a boron-containing compound with a compound formed from a phenol derivative, formaldehyde, and a polyamine compound, and

the phenol derivative is a phenol in which a hydrocarbon group with a number average molecular weight of not less than 100 and not more than 2000 is modified.