Compositions – Compositions containing a single chemical reactant or plural... – Organic reactant
Patent
1981-08-31
1985-07-02
Kittle, John E.
Compositions
Compositions containing a single chemical reactant or plural...
Organic reactant
252 891, 252173, 25217419, 25217425, 252407, 252541, 252542, 252558, 252DIG14, 8525, 8599, C11D 900
Patent
active
045267014
ABSTRACT:
This invention discloses a color stabilized aqueous detergent composition comprising in percent by weight of the composition (a) about 0.25% to about 95% surfactant; (b) about 0.0001% to about 0.5% dye; and (c) about 0.1% to about 5% polyhydroxy carboxylic acid or a salt thereof whereby color fading of said dye in said composition is substantially prevented.
REFERENCES:
patent: 2324347 (1943-07-01), Andersen
patent: 2324348 (1943-07-01), Andersen
patent: 3503753 (1970-03-01), Dahle
patent: 3883299 (1975-05-01), Baumgarte et al.
patent: 4021376 (1977-05-01), Lamberti
patent: 4049467 (1977-09-01), Rubin
patent: 4077911 (1978-03-01), Okumura et al.
patent: 4129423 (1978-12-01), Rubin
patent: 4300900 (1981-11-01), Putzar et al.
patent: 4318818 (1982-03-01), Letton et al.
Natural Food Colors, Effect of pH, Active Wavelength, and Antioxidants on the Light Stability of Water-soluble Reddish Food Colors, Journal: Aichi-Ken Shokuhin Kogyo Shikensho Nempo, 1973, vol. 14, pp. 1-7.
Japanese Abstract 7210399-R entitled "Dentifrice-Incorporating Copper Chlorophyll and Ascorbic Acid".
C.A. vol. 84:3845lv.
C.A. vol. 85:7449s.
Schwartz & Perry's "Surface Active Agents and Detergents", vol. I & II, Interscience Publishers, Inc., NY 1958.
Farrell James J.
Kittle John E.
Le Hoa Van
Lever Brothers Company
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