HAIR COLOURING COMPOSITIONS AND THEIR USE

The invention provides a hair colouring composition comprising one or more developers selected from amino aromatic systems capable of being oxidised and thereafter undergoing at least two electrophilic attack reactions, and one or more couplers selected from (a) 1,3-diketones of the formula (I): in...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JAMES, DELYTH, ANGHARAD, PRATT, DOMINIC, DUNBAR, JAMES, CHARLES
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
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