Protein derivative containing grafted ultraviolet-absorbing radi

Details Protein derivative containing grafted ultraviolet-absorbing radi Protein derivative containing grafted ultraviolet-absorbing radi

1983-08-16

1985-03-12

Kight, John

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

Synthetic resins

From protein or biologically active polypeptide reactant

527202, 527102, 424 59, 424 60, 51972, 424DIG1, 260112R, 260117, 260119, 260121, 2601235, 2601237, 252 891, 514972, C07G 700, A61K 742

Patent

active

045046441

ABSTRACT:
The invention describes a protein derivative which has a molecular weight of 500 to 50,000 and has been chemically modified by grafting onto the protein chain radicals which absorb ultraviolet radiation. Also described are a process for the preparation of this protein derivative and compositions, containing this derivative as the active substance, for treating and protecting the skin and hair against photochemical degradation.

REFERENCES:
patent: 3583855 (1971-06-01), Bolinger et al.
patent: 4229326 (1980-10-01), Morin et al.
patent: 4233430 (1980-11-01), Jacquet et al.
patent: 4416868 (1983-11-01), Vanlerberghe et al.

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