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EP 0572353 B1 19960619 - Process for dyeing of leather

Title (en)

Process for dyeing of leather

Title (de)

Verfahren zum Färben von Leder

Title (fr)

Procédé de teinture du cuir

Publication

EP 0572353 B1 19960619 (DE)

Application

EP 93810365 A 19930518

Priority

CH 168792 A 19920526

Abstract (en)

[origin: EP0572353A1] Leather is dyed using an aqueous solution containing a polyazo dye having at least two sulphur groups and less than 1.5% by weight, based on the weight of the dye, of an alkali metal halide.

IPC 1-7

D06P 3/32

IPC 8 full level

D06P 1/673 (2006.01); D06P 3/32 (2006.01)

CPC (source: EP)

D06P 3/3226 (2013.01)

Designated contracting state (EPC)

BE CH DE ES FR GB IT LI

DOCDB simple family (publication)

EP 0572353 A1 19931201; EP 0572353 B1 19960619; EP 0572353 B2 19990609; CH 685251 A5 19950515; DE 59302989 D1 19960725; ES 2089774 T3 19961001; JP H0665869 A 19940308; MX 9303069 A 19940630

DOCDB simple family (application)

EP 93810365 A 19930518; CH 168792 A 19920526; DE 59302989 T 19930518; ES 93810365 T 19930518; JP 12375693 A 19930526; MX 9303069 A 19930526