US 12,410,555 B2
Metal-covered liquid crystal polyester multifilament
Tomoki Sakai, Okayama (JP); Takashi Katayama, Tokyo (JP); Hiroyuki Kawai, Okayama (JP); Masashi Nishida, Tokyo (JP); and Tsugumi Yoshida, Kurashiki (JP)
Assigned to KURARAY CO., LTD., Kurashiki (JP)
Appl. No. 17/758,639
Filed by KURARAY CO., LTD., Kurashiki (JP)
PCT Filed Dec. 23, 2020, PCT No. PCT/JP2020/048244
§ 371(c)(1), (2) Date Jul. 12, 2022,
PCT Pub. No. WO2021/145180, PCT Pub. Date Jul. 22, 2021.
Claims priority of application No. 2020-004487 (JP), filed on Jan. 15, 2020.
Prior Publication US 2023/0096613 A1, Mar. 30, 2023
Int. Cl. D06M 11/00 (2006.01); D02G 3/04 (2006.01); D06M 11/83 (2006.01)
CPC D06M 11/83 (2013.01) [D02G 3/045 (2013.01); D10B 2331/04 (2013.01); D10B 2401/063 (2013.01); D10B 2401/16 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A metal-covered liquid crystal polyester multifilament, comprising:
two or more metal-covered liquid crystal polyester monofilaments;
wherein:
a surface of each monofilament is covered with a metal to a thickness of 0.1 to 20 μm;
a sticking percentage of the multifilament is 75% or less; and
the sticking percentage is a percentage of a number of stuck fibers relative to a total number of fibers in a cross-sectional photograph of the multifilament obtained by X-ray CT.