公开(公告)号：US20230279178A1

公开(公告)日：2023-09-07

申请号：US18005953

申请日：2021-07-20

Applicant: TORAY ADVANCED MATERIALS KOREA INC.

Inventor： Seong Su LIM

IPC: C08G63/183 ,  C08G63/85 ,  C08L67/02

CPC classification number: C08G63/183 ,  C08G63/85 ,  C08L67/02 ,  C08L2203/12

Abstract: The present invention relates to a copolyester resin for a binder fiber, and more specifically to a copolyester resin for a binder fiber in which as polymerization is possible with excellent reactivity even at low temperatures, thermal decomposition is prevented, processability is excellent, and the amount of acetaldehyde generated during the process is remarkably low, and at the same time, it is eco-friendly and has excellent heat resistance, high temperature stability and adhesive strength, and it exhibits the effect of expressing a desired color tone, a method for preparing the same and a binder fiber including the same.

公开(公告)号：US20230313418A1

公开(公告)日：2023-10-05

申请号：US18017600

申请日：2021-07-21

Applicant: Toray Advanced Materials Korea Inc.

Inventor： Seong Su LIM

IPC: D01F1/07 ,  D01D5/098 ,  D01F6/62

CPC classification number: D01F1/07 ,  D01D5/098 ,  D01F6/62 ,  D10B2331/04 ,  D10B2401/063 ,  D10B2401/14

Abstract: The present invention relates to a flame-retardant polyester fiber manufactured by using a titanium-based catalyst and an additive-type flame retardant, and relates to a flame-retardant polyester fiber with excellent dyeability characterized by generating a small amount of acetaldehyde, with excellent dyeability, and generating remarkably low contamination on a nozzle surface, and to a manufacturing method therefor.

公开(公告)号：US20240279857A1

公开(公告)日：2024-08-22

申请号：US18570172

申请日：2022-05-02

Applicant: TORAY ADVANCED MATERIALS KOREA INC.

Inventor： Seong Su LIM ,  Kyung Won MIN

IPC: D04H3/16 ,  B32B5/02 ,  B32B5/26 ,  B60R13/08 ,  D01D1/04 ,  D01D5/098 ,  D01F6/62 ,  D04H1/435 ,  D04H1/4382

CPC classification number: D04H3/16 ,  B32B5/022 ,  B32B5/269 ,  D01D1/04 ,  D01D5/0985 ,  D01F6/62 ,  D04H1/435 ,  D04H1/43838 ,  B32B2250/20 ,  B32B2262/0276 ,  B32B2262/16 ,  B32B2307/102 ,  B32B2307/546 ,  B32B2605/00 ,  B60R13/08 ,  B60R13/0861 ,  D10B2331/04 ,  D10B2401/062 ,  D10B2505/12

Abstract: The present invention relates to meltblown non-woven fabric, multi-layered spunbonded non-woven fabric comprising same, and a method for manufacturing same, and to: meltblown non-woven fabric which uses recycled polyester flakes, thus being environmentally friendly, and is a material used in a sound absorbing material for automobiles due to the excellent rigidity, sound absorption capability and compressive modulus thereof, and thus can be used in automobile interior materials that require rigidity, sound absorption capability, and compressive modulus, such as wheel guards and trunk trims of automobiles; multi-layered spunbonded non-woven fabric comprising same; and a method for manufacturing same.