John G Fisher

2-Thienyl azo dyestuff compounds

1-amino-2-aminoalkoxy-4-(substituted sulfonamido)-anthraquinones and their quaternary salts

QUATERNIZED PYRAZOLYLAZO DYES

Nickel and cobalt complexes of pyrazolone monoazo compounds

Benzothiazole azo diphenylamine compounds

Metallizable azo dyes prepared from amino-benzothiazole derivatives and beta-naphthol derivatives

Ni complexes of monoazo compounds prepared from a benzothiazole compound and an alphanaphthol compound

Quaternary methine dyes for acrylic fibers

Para tertiary amino-alkylene-aminobenzylidene malononitriles and functional derivatives thereof

Metallizable azo dyes prepared from substituted aminobenzothiazoles and a beta-naphthol