公开(公告)号：EP4357494A1

公开(公告)日：2024-04-24

申请号：EP22824175.8

申请日：2022-06-14

申请人： Toray Industries, Inc.

发明人： XU, Lihua ,  FAN, Zhiheng ,  NI, Chunjian ,  SHIGETA, Masato

IPC分类号： D01F1/04 ,  D01F1/06 ,  D01F1/10 ,  D01F6/90

CPC分类号： D01F1/10 ,  D01F6/90 ,  D01F1/04 ,  D01F1/06

摘要： Disclosed are a liquid colored oil and a colored polyamide fiber. The liquid colored oil contains a colorant and a base oil agent. The base oil agent is a liquid at normal temperature and normal pressure, and a solubility parameter (SP) value thereof is 7.5 to 15.0. The colored polyamide fiber contains the aforementioned liquid colored oil. The liquid color oil can be stably added into polymers and dye them during the spinning process. The colored polyamide fiber has excellent spinning and dyeing properties.