Bleaching and dyeing; fluid treatment and chemical modification – Organic additive for dye composition – dye composition... – Carboxylic acid esters – cyanates – isocyanates – or sulfur...
Patent
1978-06-05
1980-10-21
Schofer, Joseph L.
Bleaching and dyeing; fluid treatment and chemical modification
Organic additive for dye composition, dye composition...
Carboxylic acid esters, cyanates, isocyanates, or sulfur...
8597, D06P 1651, D06P 384, D06P 116
Patent
active
042291780
ABSTRACT:
This invention discloses compositions and methods for dyeing natural proteinaceous and synthetic polyamide fibers, particularly wool, silk and nylons, utilizing dye assistants effective both with acid and disperse dyes, such assistants being combinations of a mixture of lower esters of chlorinated benzoic acids with a mixture of lower alkyl esters of toluic and benzoic acids.
REFERENCES:
patent: 2881045 (1959-04-01), Mecco et al.
patent: 3203753 (1965-08-01), Sherburne
patent: 3625011 (1975-12-01), Boehmke
patent: 3700405 (1972-10-01), Petite et al.
Lazar Remus I.
Reichel Richard C.
Olesch Dietmar
Schofer Joseph L.
Schwarz Robert J.
Tungol Maria S.
Velsicol Chemical Corporation
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