EP 1032637 B1 20021009 - WASHING METHOD AND PREPARATION FOR CARRYING OUT THE SAME
Title (en)
WASHING METHOD AND PREPARATION FOR CARRYING OUT THE SAME
Title (de)
WASCHVERFAHREN UND ZUBEREITUNG ZU SEINER DURCHFÜHRUNG
Title (fr)
PROCEDE DE LAVAGE ET PREPARATION POUR SON EXECUTION
Publication
Application
Priority
- DE 19751860 A 19971122
- EP 9807270 W 19981113
Abstract (en)
[origin: WO9927059A1] According to the inventive method for washing textiles, optical brighteners are added to the detergent solution separately from the main quantity of active washing substances. The brighteners are added in the form of an aqueous liquid preparation, said preparation containing at least one brightener from the class of dibenzofuranylbiphenyls and at least one brightener from the class of distyrylbiphenyls. The invention also relates to aqueous liquid brightener preparations which are suitable for the washing method.
IPC 1-7
IPC 8 full level
C11D 3/42 (2006.01); C11D 11/00 (2006.01); D06L 3/12 (2006.01); D06L 4/621 (2017.01); D06L 4/636 (2017.01); D06L 4/65 (2017.01); D06L 4/657 (2017.01)
CPC (source: EP)
C11D 3/42 (2013.01); D06L 4/621 (2016.12); D06L 4/636 (2016.12); D06L 4/65 (2016.12); D06L 4/657 (2016.12); C11D 2111/12 (2024.01)
Designated contracting state (EPC)
AT BE CH DE ES FR GB IT LI NL
DOCDB simple family (publication)
WO 9927059 A1 19990603; AT E225845 T1 20021015; DE 19751860 C1 19990819; DE 59805924 D1 20021114; EP 1032637 A1 20000906; EP 1032637 B1 20021009; ES 2185240 T3 20030416
DOCDB simple family (application)
EP 9807270 W 19981113; AT 98962337 T 19981113; DE 19751860 A 19971122; DE 59805924 T 19981113; EP 98962337 A 19981113; ES 98962337 T 19981113