Global Patent Index - EP 1098029 A1

EP 1098029 A1 2001-05-09 - Method and composition for whitening textiles

Title (en)

Method and composition for whitening textiles

Title (de)

Verfahren und Zusammensetzung zum Weisstönen von Textilien

Title (fr)

Procédé et composition pour le blanchiment des articles textiles

Publication

EP 1098029 A1 (EN)

Application

EP 00309523 A

Priority

US 16349399 P

Abstract (en)

Disclosed is a system for bleaching greige fabric using a two component reducing solution, wherein the first component of the reducing solution is added to the second component just prior to treatment of the greige fabric. The first component of the reducing solution comprises 0.1 to 0.3 wt % borohydride and the second component of the reducing solution comprises bisulfite in water, wherein there is a stoichiometric excess of the bisulfite relative to the borohydride.

IPC 1-7 (main, further and additional classification)

D06L 3/10

IPC 8 full level (invention and additional information)

D06L 4/30 (2017.01)

CPC (invention and additional information)

D06L 4/30 (2017.01)

Citation (search report)

Designated contracting state (EPC)

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

EPO simple patent family

EP 1098029 A1 20010509; AU 6413200 A 20010510; CA 2324067 A1 20010504; MX PA00010800 A 20030425

INPADOC legal status


2004-12-29 [18W] APPLICATION WITHDRAWN

- Effective date: 20041102

2002-01-30 [AKX] PAYMENT OF DESIGNATION FEES

- Free text: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2001-05-09 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20001111

2001-05-09 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2001-05-09 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI