Keratin hydrolyzate useful as hair fixatives

Details Keratin hydrolyzate useful as hair fixatives Keratin hydrolyzate useful as hair fixatives

1979-09-25

1981-07-21

Shapiro, Lionel M.

Chemistry: molecular biology and microbiology

Micro-organism, tissue cell culture or enzyme using process...

Recombinant dna technique included in method of making a...

435272, 424 70, 424 72, C12P 2106

Patent

active

042799961

ABSTRACT:
Water-soluble keratin hydrolyzate having at least two mercapto groups in one molecule and having an average molecular weight of 2,000 to 20,000, suitable for cosmetic application to the hair, particularly as hair fixatives. The hydrolyzate is prepared by reducing keratin in an aqueous solution of a reducing agent under alkaline conditions and subjecting the resulting reduction product to enzymatic hydrolysis.

REFERENCES:
patent: 3578461 (1971-05-01), Weeks et al.
Derwent Abstract 84857A of Japanese Unexamined Publication 119900 published Oct. 19, 1978.

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