公开(公告)号：US10947644B2

公开(公告)日：2021-03-16

申请号：US14906508

申请日：2014-08-01

Applicant: Toray Advanced Materials Korea Inc.

Inventor： Dong Won Kim ,  Jin Suk Ma ,  Hyoun Soo Lee ,  Mi Nam Choi ,  Ho Keun Kim ,  Jae Wook Hong

IPC: D01F6/60 ,  D01F6/62 ,  D01F8/12 ,  D01F8/14 ,  D01D5/34 ,  D01D5/253 ,  D01D5/24 ,  D04B21/16 ,  D02G3/22 ,  D01F11/08 ,  D03D15/00 ,  D04B1/16

Abstract: Provided are a C-shaped composite fiber, a C-shaped hollow fiber using the same, a fabric including the C-shaped composite fiber and/or the C-shaped hollow fiber, and a manufacturing method of the C-shaped composite fiber, the C-shaped hollow fiber, and/or the fabric, and more particularly, to a C-shaped composite fiber which has excellent strength and elongation together with improved hollowness, so that there is little deformation of the composite fiber and/or the hollow fiber in the manufacturing process thereof, quality degradation of the hollow fiber is minimized in the elution process thereof, a weight reduction process in a fabric state is not required when manufacturing the fabric, and the manufactured fabric has excellent warmth and lightness, a C-shaped hollow fiber using the same, a fabric including the C-shaped composite fiber and/or the C-shaped hollow fiber, and a manufacturing method of the C-shaped composite fiber, the C-shaped hollow fiber, and/or the fabric.