Soluble melanin

Details Soluble melanin Soluble melanin

1990-05-18

1993-06-01

Robinson, Douglas W.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

435 41, 424 59, 424 63, C08G 6306

Patent

active

052161161

ABSTRACT:
A melanin that is soluble in an aqueous solution at a pH of at least 5 to 9 at a temperature of 0.degree. to 100.degree. C. The melanin is further characterized by being capable of being filtered through at least a 0.45 micron size filter. Still further, the melanin is characterized by having a molecular weight of greater than 10,000 kilodaltons. The melanin is useful for providing a naturally-appearing tan to mammalian skin and hair. The melanin is also useful for providing a sun-screen to mammalian skin and hair.

REFERENCES:
patent: 5017194 (1991-05-01), Arifoglu et al.
Orlow et al., Pigment Cell Research 5:113-121 (1992).

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