EP 4227452 A4 20240515 - FILAMENT, MATERIAL, AND MATERIAL MANUFACTURING METHOD

Title (en)

FILAMENT, MATERIAL, AND MATERIAL MANUFACTURING METHOD

Title (de)

FILAMENT, MATERIAL UND MATERIALHERSTELLUNGSVERFAHREN

Title (fr)

FILAMENT, MATÉRIAU ET PROCÉDÉ DE FABRICATION DU MATÉRIAU

Publication

EP 4227452 A4 20240515 (EN)

Application

EP 21877268 A 20210901

Priority

JP 2020170208 A 20201008
JP 2021032062 W 20210901

Abstract (en)

[origin: EP4227452A1] Provided are a filament that does not impair the strength that is intrinsic to the filament and contains a disperse dye, and has excellent color fastness, a material using the filament, and a method for producing the material. The filament containing a polyamide resin having an aromatic ring and/or a hetero ring, and a disperse dye having an aromatic ring and/or a hetero ring.

IPC 8 full level

D01F 6/60 (2006.01); D01F 6/80 (2006.01); D06P 1/18 (2006.01); D06P 1/20 (2006.01); D06P 3/26 (2006.01)

CPC (source: EP KR US)

D01F 1/06 (2013.01 - EP); D01F 6/60 (2013.01 - EP US); D01F 6/605 (2013.01 - EP); D01F 6/80 (2013.01 - EP); D01F 6/805 (2013.01 - EP); D01F 6/90 (2013.01 - EP); D01F 6/905 (2013.01 - EP); D01F 8/12 (2013.01 - KR US); D06P 1/18 (2013.01 - EP KR US); D06P 1/20 (2013.01 - EP KR US); D06P 3/24 (2013.01 - EP); D06P 3/26 (2013.01 - EP KR US); D10B 2331/021 (2013.01 - US); D10B 2401/14 (2013.01 - US)

Citation (search report)

[XI] WO 2013148653 A1 20131003 - INVISTA TECH SARL [CH]
[X] JP H0995870 A 19970408 - TEIJIN LTD
See references of WO 2022074965A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 4227452 A1 20230816; EP 4227452 A4 20240515; CN 116324059 A 20230623; JP WO2022074965 A1 20220414; KR 20230082641 A 20230608; TW 202223182 A 20220616; US 2023399772 A1 20231214; WO 2022074965 A1 20220414

DOCDB simple family (application)

EP 21877268 A 20210901; CN 202180068643 A 20210901; JP 2021032062 W 20210901; JP 2022555302 A 20210901; KR 20237014755 A 20210901; TW 110135927 A 20210928; US 202118030472 A 20210901