Treating hair with cosmetic formulations containing polypeptides

Details Treating hair with cosmetic formulations containing polypeptides Treating hair with cosmetic formulations containing polypeptides

1977-10-25

1980-01-29

Thomas, Jr., James O.

Drug, bio-affecting and body treating compositions

Live hair or scalp treating compositions

Amphoteric or zwitterionic surfactant containing

260112R, 260117, 260119, 260121, 2601235, 260123, 2601237, 424DIG2, 424359, A61K 706

Patent

active

041861884

ABSTRACT:
Polypeptides with sterically unhindered positive charges can be incorporated into a cosmetic formulation for human hair, skin and nails. The polypeptides, which can be prepared by trypsin catalyzed hydrolysis of proteins, have the formula: ##STR1## wherein n is an integer sufficient to provide a molecular weight of the polypeptide of from about 200 to about 2,000 each R.sub.1 is independently a side group attached to the alpha carbon of a naturally occurring amino acid; and R.sub.2 is selected from the group consisting of: ##STR2##

REFERENCES:
patent: 3061512 (1962-10-01), Anderson et al.
patent: 3558770 (1971-01-01), Gordon et al.
patent: 3683939 (1972-08-01), Johnsen et al.
patent: 3738913 (1973-06-01), Johnsen et al.
patent: 3751564 (1973-08-01), Eckardt et al.
patent: 3904748 (1975-09-01), Eckert et al.
patent: 3954725 (1976-05-01), Johnsen et al.

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