Global Patent Index - EP 3816343 A1

EP 3816343 A1 20210505 - ARTIFICIAL LEATHER AND PRODUCTION METHOD THEREFOR

Title (en)

ARTIFICIAL LEATHER AND PRODUCTION METHOD THEREFOR

Title (de)

KUNSTLEDER UND HERSTELLUNGSVERFAHREN DAFÜR

Title (fr)

CUIR ARTIFICIEL ET SON PROCÉDÉ DE PRODUCTION

Publication

EP 3816343 A1 20210505 (EN)

Application

EP 20204683 A 20201029

Priority

JP 2019197779 A 20191030

Abstract (en)

[PROBLEM TO BE SOLVED]To provide an artificial leather which can be suitable used as the upholstery or inner material of seats for interior, automobiles, aircraft, and railway vehicles, as well as clothing products and which has both a suitable texture (stiffness) and crease recovery.[MEANS TO SOLVE THE PROBLEM]The artificial leather includes a fiber sheet and a polyurethane resin, wherein the fiber sheet includes at least a fiber layer (A) constituting a first outer surface of the artificial leather, a cross-sectional polyurethane resin area ratio in the thickness direction of the fiber layer (A) is 15% to 30%, and standard deviation of the cross-sectional polyurethane resin area ratio of the fiber layer (A) is 25% or less.

IPC 8 full level

D06N 3/00 (2006.01); D06N 3/14 (2006.01)

CPC (source: EP)

D06N 3/14 (2013.01)

Citation (applicant)

Citation (search report)

Citation (third parties)

Third party : Anonymous

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3816343 A1 20210505; EP 3816343 B1 20220824; JP 2021070904 A 20210506

DOCDB simple family (application)

EP 20204683 A 20201029; JP 2020179757 A 20201027