Quaternary ammonium compounds and their use in hair care composi

Details Quaternary ammonium compounds and their use in hair care composi Quaternary ammonium compounds and their use in hair care composi

1977-06-17

1979-01-16

Evans, Joseph E.

Drug, bio-affecting and body treating compositions

Live hair or scalp treating compositions

Amphoteric or zwitterionic surfactant containing

252547, 252DIG13, 260459A, 2605676M, A61K 706, A61K 708, C07C14102, C07C 8730

Patent

active

041349709

ABSTRACT:
Quaternary ammonium compounds of the formula I ##STR1## wherein R.sub.1 is C.sub.8 -C.sub.24 alkyl, cyclohexyl or aryl, X and Y are hydrogen or methyl, only one X or Y being methyl at the same time, n is an integer of from 1 to 20, R.sup.2 and R.sup.3 are lower alkyl or benzyl and A is an anion. These compounds are made by common alkylation reaction of the corresponding non-quaternized compounds. They are used as surfactants, especially in hair care compositions.

REFERENCES:
patent: 2554441 (1951-05-01), Cross et al.
patent: 2918401 (1959-12-01), Copp
patent: 3155591 (1964-11-01), Hilfer
patent: 3424794 (1969-01-01), Miller et al.

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