Patent ID: 6887280

Claim:
A hair dye product comprising a hair dyeing composition and a developer composition, the hair dyeing composition comprising at least one coupler of formula (1): wherein R is a moiety selected from formulae (2), (3) or (4): wherein R 1 , R 2 , R 3 , R 4 and R 5 are each independently selected from the group consisting of a hydrogen atom, a halogen atom, a hydroxy group, an amino group, a C 1 -C 4 alkyl or haloalkyl group, a C 1 -C 4 alkoxy or haloalkoxy group, and a nitrile group, and at least one primary intermediate of the formula (5): wherein R 6 and R 7 are the same or different and are selected from the group consisting of a hydrogen atom, a C 1 to C 4 alkyl group, a C 2 to C 4 hydroxyalkyl group, a benzyl group or a phenyl group, and R 8 is selected from the group consisting of a hydrogen atom, a C 1 to C 4 alkyl group, or a C 2 to C 4 hydroxyalkyl group, or the physiologically tolerated, water-soluble salts thereof.