Compositions used in permanent structure altering of hair

Details Compositions used in permanent structure altering of hair Compositions used in permanent structure altering of hair

1987-02-12

1988-12-27

Schofer, Joseph L.

Drug, bio-affecting and body treating compositions

Solid synthetic organic polymer as designated organic active...

Polymer from ethylenic monomers only

424 72, A61K 709

Patent

active

047939940

ABSTRACT:
A composition comprising an aqueous preparation on the basis of keratin softening, which contains as a swelling and penetration agent, an N-alkyl pyrrolidone wherein the alkyl group contains between 8 and 22 carbon atoms.

REFERENCES:
patent: 3988318 (1976-10-01), Copes et al.
patent: 3988350 (1976-10-01), Copes et al.
patent: 4557934 (1985-12-01), Cooper
Zienty and Steahly, "N-Substituted 2-Pyrrolidones", J. of the Amer. Chem. Soc., vol. 80, Mar. 1947, pp. 715-717.

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