A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
167/308
A61K 8/65 (2006.01) A61K 8/64 (2006.01)
Patent
CA 1095419
Abstract of the Disclosure Cosmetic preparations for application to keratinous tissues, such as hair, nails or skin are provided wherein such cosmetic preparations consist of an aqueous solution, having a pH from about 2.5 to about 9, said aqueous solution containing not less than about 0.1% by weight polypeptide, including a cosmetically effective amount of polypeptides pre- dominately having two sterically unhindered positive charges, which polypeptides have the formula: Image In this formula n is an integer sufficient to provide a molecular weight of the polypeptide of from about 700 to about 1600; each R1 is independently a side group attached to the alpha carbon of a naturally occurring amino acid; and R2 is selected from the group consisting of : Image The polypeptides are prepared by the hydrolysis of proteins containing amino acids selected from the group consisting of arginine, lysine, and mixtures thereof, the polypeptides pre- dominately resulting from the trypsin catalyzed hydrolysis of the proteins.
266470
Hirons & Rogers
Redken Laboratories Inc.
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