Water-insoluble sulphur dyes, their preparation and use

Details Water-insoluble sulphur dyes, their preparation and use Water-insoluble sulphur dyes, their preparation and use

1993-11-01

1994-11-29

Bell, Mark L.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 20R, 106 20D, 106493, 106498, 106506, C08K 546

Patent

active

053686373

ABSTRACT:
The water-insoluble sulphur dyes of the general formula I ##STR1## in which F is a dye chromophore of, for example, C.I. Sulphur Black 1 and R.sup.1 to R.sup.4 and n are as defined in Claim 1, are suitable in particular for producing recording fluids.

REFERENCES:
patent: 4343653 (1982-08-01), Beach et al.
patent: 4941923 (1990-07-01), Sotogushi et al.
patent: 5053078 (1991-10-01), Koike et al.
patent: 5300148 (1994-04-01), Domingo et al.
patent: 5304244 (1994-04-01), Goldmann et al.

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