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1. MX2013004299 - CURTIDO SIN METALES.

Office Mexico
Application Number 2013004299
Application Date 17.04.2013
Publication Number 2013004299
Publication Date 07.06.2013
Publication Kind A
IPC
C14C 3/26
CCHEMISTRY; METALLURGY
14SKINS; HIDES; PELTS OR LEATHER
CTREATING SKINS, HIDES OR LEATHER WITH CHEMICALS, ENZYMES OR MICROORGANISMS, e.g. TANNING, IMPREGNATING OR FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
3Tanning; Compositions for tanning
02Chemical tanning
08by organic agents
26using other organic substances, containing halogen
CPC
C07D 251/00
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
251Heterocyclic compounds containing 1,3,5-triazine rings
C07D 251/02
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
251Heterocyclic compounds containing 1,3,5-triazine rings
02not condensed with other rings
C07D 251/04
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
251Heterocyclic compounds containing 1,3,5-triazine rings
02not condensed with other rings
04having no double bonds between ring members or between ring members and non-ring members
C07D 251/44
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
251Heterocyclic compounds containing 1,3,5-triazine rings
02not condensed with other rings
12having three double bonds between ring members or between ring members and non-ring members
26with only hetero atoms directly attached to ring carbon atoms
40Nitrogen atoms
42One nitrogen atom
44with halogen atoms attached to the two other ring carbon atoms
C07D 253/00
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
253Heterocyclic compounds containing six-membered rings having three nitrogen atoms as the only ring hetero atoms, not provided for by group C07D251/00
C07D 253/02
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
253Heterocyclic compounds containing six-membered rings having three nitrogen atoms as the only ring hetero atoms, not provided for by group C07D251/00
02not condensed with other rings
Applicants CLARIANT FINANCE (BVI) LIMITED
Inventors NUSSER, Rainer
GISLER, Markus
GAMARINO, Roberta
TRIMARCO, Licia
REINEKING, Claus
QUAGLIERINI, Maurizio
Priority Data 10014484.9 11.11.2010 EP
Title
(ES) CURTIDO SIN METALES.
Abstract
(EN)
Tanned leather, skin or pelt is produced by non-metal tanning, comprising the step of tanning a bated hide, skin or pelt with a tanning agent (A), the tanning agent (A) being at least one compound of formula (I), wherein Hal signifies chlorine or fluorine, X signifies N or CR, Y signifies hydrogen, C1-8-alkyl, C1-4-alkyl-carbonyl, C1-4-alkyl-sulphonyl or a radical of formula (la), or (lb) R signifies hydrogen or chlorine, q is 1 to 10 and M signifies hydrogen or an alkali metal cation or an ammonium cation, the ammonium cation being a protonated tertiary amine or a quaternary ammonium cation, in a tanning bath, the tanning bath having a pH of from 6 to 10 at the beginning of the tanning step.

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