Bleaching and dyeing; fluid treatment and chemical modification – Nontextile – dyeing process or product – including inorganic... – Oil – fat – wax – or gasoline dyeing
Patent
1998-09-24
2000-07-04
Liott, Caroline D.
Bleaching and dyeing; fluid treatment and chemical modification
Nontextile, dyeing process or product, including inorganic...
Oil, fat, wax, or gasoline dyeing
8613, 8617, 8662, 585 5, D06P 104
Patent
active
060832851
ABSTRACT:
A stabilized, concentrated solution of a diazo dye is prepared by coupling diazotized aniline or substituted aniline with a dialkylaniline in the presence of an aromatic solvent. After removal of the aqueous phase, the solution is stabilized by the addition of a branched chain, primary or secondary, C.sub.3 -C.sub.6 alkyl phenol.
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Doshi Haresh
Frederico Justin
Friswell Mike
Liott Caroline D.
Morton International Inc.
Nacker Wayne E.
White Gerald K.
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