Use of 2-hydroxy-4-methoxybenzophenone-5-sulphonic acid or its s

Details Use of 2-hydroxy-4-methoxybenzophenone-5-sulphonic acid or its s Use of 2-hydroxy-4-methoxybenzophenone-5-sulphonic acid or its s

1992-10-19

1993-08-31

Schain, Howard E.

Drug, bio-affecting and body treating compositions

Effervescent or pressurized fluid containing

Organic pressurized fluid

424 70, 424 7803, 424 7831, A61K 708, A61K 706, A61K 7075

Patent

active

052406954

ABSTRACT:
Use of 2-hydroxy-4-methoxybenzophenone-5-sulphonic acid or its salts of protecting the hair against environmental attacking agents, and especially against light, and process for protecting the hair using this compound.
Use for preserving the mechanical properties of the hair from degradation by environmental attacking agents, and especially by light, of at least 0.3% by weight of 2-hydroxy-4-methoxybenzophenone-5-sulphonic acid, in a cosmetically acceptable aqueous, alcoholic or aqueous-alcoholic vehicle.
The acid is optionally salified with a metal hydroxide, ammonia solution or an amine.

REFERENCES:
patent: 3670074 (1972-06-01), Doner
patent: 4726945 (1988-02-01), Patel et al.
patent: 4804531 (1989-02-01), Grollier
European Search Report, Aug. 1988.

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