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Title:
METHOD FOR TREATING TEXTILE FIBRE MATERIALS OR LEATHER
Document Type and Number:
WIPO Patent Application WO2002002865
Kind Code:
A3
Abstract:
The present invention relates to a method for reducing dye loss or dye transfer from textile fibre materials or leather in the domestic sector, which comprises treating the textile fibre materials or the leather with a dye-fixing agent based on basic polycondensation products of an amine of formula (1) and a cyanamide, which polycondensation products are completely or partially neutralised with an inorganic or organic acid, R1, R2, R3 and R4 each independently of the others being hydrogen or alkyl that is unsubstituted or substituted by amino, hydroxy, cyano or by C1-C4 alkoxy and A being alkylene optionally substituted or interrupted by one or more hereto atoms. The present invention relates also to new formulations comprising the dye-fixing agent and to new dye-fixing agents.

Inventors:
ROHWER HAUKE (DE)
DUBINI MARIO (CH)
KVITA PETR (CH)
KURATLI ROLF (CH)
Application Number:
PCT/EP2001/007266
Publication Date:
May 16, 2002
Filing Date:
June 26, 2001
Export Citation:
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Assignee:
CIBA SC HOLDING AG (CH)
ROHWER HAUKE (DE)
DUBINI MARIO (CH)
KVITA PETR (CH)
KURATLI ROLF (CH)
International Classes:
C11D3/00; C11D3/30; C11D3/32; C11D3/37; C11D3/395; D06L1/12; C11D7/54; D06L3/02; D06M13/332; D06M13/432; D06P5/06; D06P5/08; D06P1/52; D06P3/32; (IPC1-7): D06P5/06; D06P5/08; D06P1/52; C11D3/00; C11D3/37
Domestic Patent References:
WO1998022523A11998-05-28
Foreign References:
US6008316A1999-12-28
GB657753A1951-09-26
EP0431423A21991-06-12
GB1299335A1972-12-13
DE3326952A11984-02-09
EP0692511A11996-01-17
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