公开(公告)号：US20190153194A1

公开(公告)日：2019-05-23

申请号：US15856792

申请日：2017-12-28

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Chung-Yang CHUANG ,  Kai-Jen HSIAO ,  Jing-Wen TANG ,  Tzong-Ming LEE

IPC: C08K5/09 ,  C08F220/44 ,  C08K5/17 ,  C08K5/3412 ,  D01F9/22

Abstract: A carbon fiber precursor composition and a method for preparing carbon fiber precursor are provided. The carbon fiber precursor composition includes 100 parts by weight of acrylonitrile; 1-15 parts by weight of co-monomer; and, 0.1-3 parts by weight of stereoregularity controlling agent. The stereoregularity controlling agent has a structure represented by formula (I), Formula (II), Formula (III), or Formula (IV): wherein R1 and R2 are hydrogen, —OH, —COOH, or —NH2; R3 is C2-8 alkylene, or carbonyl; R4 is hydrogen, or C1-6 alkyl; and, R5 is C3-6 alkylene.

公开(公告)号：US20190203383A1

公开(公告)日：2019-07-04

申请号：US15858512

申请日：2017-12-29

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Chung-Yang CHUANG ,  Kai-Jen HSIAO ,  Chih-Lung CHEN ,  Jing-Wen TANG

IPC: D01F8/16 ,  D01F1/09 ,  D01F6/70

CPC classification number: D01F8/16 ,  D01F1/09 ,  D01F6/70 ,  D10B2331/10 ,  D10B2401/061 ,  D10B2401/16 ,  D10B2501/00

Abstract: A conductive elastic fiber and a method for fabricating the conductive elastic fiber are provided. The method for fabricating the conductive elastic fiber includes following steps. A first solution is provided, where the first solution includes an elastic polymer dissolved in a first solvent, wherein the weight ratio of the elastic polymer to the first solvent is from 5:95 to 20:80. A second solution is provided, where the second solution includes a conductive material dispersed in a second solvent, wherein the weight ratio of the conductive material to the second solvent is from 5:95 to 20:80. Next, a wet spinning process employing the first solution and the second solution is performed to obtain the conductive elastic fiber.

公开(公告)号：US20240209569A1

公开(公告)日：2024-06-27

申请号：US18302873

申请日：2023-04-19

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Chung-Yang CHUANG ,  Chih-An CHEN ,  Min-Yan DONG ,  Chang-Jung CHANG ,  Hui-Min WANG

IPC: D06P5/13 ,  D06P3/52

CPC classification number: D06P5/131 ,  D06P3/52 ,  D06P5/132

Abstract: A method for decolorizing polyester fabric and a polyester fabric are provided. The method for decolorizing polyester fabric includes providing a dye-attached polyester fabric. The dye-attached polyester fabric is immersed in a first solution, obtaining a treated polyester fabric. The treated polyester fabric is immersed in a second solution, to obtain a decolorized polyester fabric. The first solution includes water, a first swelling agent and a solubility promoter. The second solution includes water, a second swelling agent, and an auxiliary swelling agent.

公开(公告)号：US20210189600A1

公开(公告)日：2021-06-24

申请号：US16721490

申请日：2019-12-19

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Chung-Yang CHUANG ,  Kai-Jen HSIAO ,  Jing-Wen TANG

IPC: D01F1/09 ,  D01F8/04 ,  D01D5/06

Abstract: A conductive fiber and a method for fabricating the conductive fiber are provided. The method for fabricating the conductive fiber includes the following steps. A first solution is provided, where the first solution includes a spinnable polymer dissolved in a first solvent, wherein the weight ratio of the spinnable polymer to the first solvent is from 5:95 to 20:80. A second solution is provided, wherein the second solution includes a conductive material dispersed in a second solvent, and the weight ratio of the conductive material to the second solvent is from 5:95 to 20:80. The shape of the conductive material is dendritic or snowflake-like. Next, a wet spinning process employing the first solution and the second solution is performed to obtain the conductive fiber.