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Current content: 157 117 910 patent documents

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139 301 new documents added

1 340 825 documents amended

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EP 1611258 B1 20121003 - COMPOSITION COMPRISING CHROMIUM SALTS FOR TANNING

Title (en)

COMPOSITION COMPRISING CHROMIUM SALTS FOR TANNING

Title (de)

ZUSAMMENSETZUNG, DIE CHROM-SALZE ENTHÄLT, ZUM GERBEN

Title (fr)

COMPOSITION POUR TANNAGE COMPRENANT DES SELS DE CHROME

Publication

EP 1611258 B1 20121003 (EN)

Application

EP 04725067 A 20040401

Priority

EP 2004050408 W 20040401
CH 6122003 A 20030404

Abstract (en)

[origin: WO2004087967A1] Solutions of chromium salts which contain at least one low molecular weight carboxylic acid and have a Schorlemmer basicity of not more than 25% and a pH of less than 2.8 in the aqueous liquor are suitable for the pickle-free tanning of pelts, it surprisingly being possible to use short action times.

IPC 8 full level

C14C 3/06 (2006.01)

CPC (source: EP)

C14C 3/06 (2013.01)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2004087967 A1 20041014; EP 1611258 A1 20060104; EP 1611258 B1 20121003

DOCDB simple family (application)

EP 2004050408 W 20040401; EP 04725067 A 20040401