Cationic dyes containing an optionally substituted bicyclic or p

Details Cationic dyes containing an optionally substituted bicyclic or p Cationic dyes containing an optionally substituted bicyclic or p

1973-07-30

1977-09-13

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260155, 260157, 260158, 260165, 260314, 260315, 2603293, 2603321, 260379, 260380, 260571, 26034671, 2603305, 542400, C09B 132, C09B 2310, C09B 2312, C09B 2908

Patent

active

040481514

ABSTRACT:
Disclosed are basic dyes free from sulphonic acid groups of the formula ##STR1## in which F.sup.+ signifies a cationic group-containing residue of a dye such as an azo, styryl, azomethine, methine, anthraquinone, nitro or triphenylmethyl dye,

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patent: 3770716 (1973-11-01), Ozutsumi et al.
patent: 3847983 (1974-11-01), Kobayashi et al.

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