Compositions – Compositions containing a single chemical reactant or plural... – Organic reactant
Patent
1983-05-03
1984-12-04
Willis, Prince E.
Compositions
Compositions containing a single chemical reactant or plural...
Organic reactant
252546, 252547, 252DIG13, C11D 930, C11D 184
Patent
active
044863284
ABSTRACT:
A mild, clear, liquid shampoo having good cleaning and foaming properties in hard and soft water in the absence of water-soluble, anionic, sulphonated and sulphated detergents is disclosed which consists essentially of from 6% to 24% by weight of a mixture of a water-soluble zwitterionic detergent corresponding to the formula ##STR1## wherein R is C.sub.8 -C.sub.18 or C.sub.8 -C.sub.18 alkanamido C.sub.2 -C.sub.3 alkyl, R.sub.1 is C.sub.1 -C.sub.3 alkyl and R.sub.2 is C.sub.1 -C.sub.4 alkylene or C.sub.1 -C.sub.4 hydroxyalkylene and a water-soluble salt of C.sub.10 -C.sub.18 carboxylic acid selected from the group consisting of sodium, potassium, ammonium and C.sub.2 -C.sub.3 alkanolammonium salts, the mole ratio of said zwitterionic detergent to carboxylic acid salt being from 1.2:1 to 2.3:1, 1% to 8% by weight of C.sub.8 -C.sub.18 carboxylic C.sub.2 -C.sub.3 alkanolamide; and an aqueous medium, said shampoo having a pH of from 7.5 to 9. Preferred shampoos contain triethanolamine myristate, C.sub.8 -C.sub.18 alkanamido C.sub.2 -C.sub.3 alkyl dimethyl betaine and coconut fatty acid diethanolamide as essential ingredients and include free triethanolamine, a sequestering agent and/or a solubilizing material as optional components.
REFERENCES:
patent: 3590122 (1971-06-01), Roberts et al.
patent: 3711414 (1973-01-01), Hewitt
patent: 3755559 (1973-08-01), Hewitt
patent: 3957970 (1976-05-01), Korkis
patent: 4064076 (1977-12-01), Klisch et al.
patent: 4312771 (1982-01-01), Matsuda
patent: 4329334 (1982-05-01), Su et al.
Knott Christine A.
Ryan Joyce
Colgate-Palmolive Company
Grill Murray M.
Miller Richard N.
Sylvester Herbert S.
Willis Prince E.
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