Global Patent Index - EP 0831165 A3

EP 0831165 A3 19980715 - Agent for the pretreatment of fibres

Title (en)

Agent for the pretreatment of fibres

Title (de)

Mittel zur Vorbehandlung von Fasern

Title (fr)

Agent pour la prétraitement de fibres

Publication

EP 0831165 A3 19980715 (DE)

Application

EP 97115512 A 19970908

Priority

DE 19638569 A 19960920

Abstract (en)

[origin: EP0831165A2] Agent for bleaching pre-treatment of natural plant or animal fibres, or mixtures of these with synthetic fibres, or yarns, woven fabrics, knitted fabrics or nonwovens made from these fibres or their mixtures - contains iminodisuccinic acids of formula (I) or their salts, or mixtures of these : R<1>-R<4> = H, Li, Na, K, NH4, H3NCH2CH2OH, H2N(CH2CH2OH)2 or HN(CH2CH2OH)3 ; R<5>, R<6> = H or OH ; R<7> = H, CH2CH2OH, CH2CH2CH2OH, CH2CH(OH)CH3, CH2COOR<8> or CH2CH2COOR<8> ; and R<8> = R<1>. A method for bleaching these fibres or the above textile materials in a solution comprising water, alkali, hydrogen peroxide, wetting agent, washing agent, emulsifier and (I) as a bleaching regulator, is also claimed.

IPC 1-7

D06L 3/00; D06L 3/02

IPC 8 full level

C11D 7/54 (2006.01); D06L 3/02 (2006.01); D06M 13/342 (2006.01)

CPC (source: EP US)

D06L 4/15 (2016.12 - EP US); D06M 13/342 (2013.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0831165 A2 19980325; EP 0831165 A3 19980715; DE 19638569 A1 19980402; JP H10110195 A 19980428; TR 199700976 A2 19980421; TR 199700976 A3 19980421; US 6056787 A 20000502

DOCDB simple family (application)

EP 97115512 A 19970908; DE 19638569 A 19960920; JP 26513297 A 19970912; TR 9700976 A 19970918; US 93376997 A 19970919