Photochromic color rendering regulatory composition and cosmetic

Details Photochromic color rendering regulatory composition and cosmetic Photochromic color rendering regulatory composition and cosmetic

1994-11-28

1997-05-13

Tucker, Philip

Compositions

Light transmission modifying compositions

Displaying color change

252588, 424 63, 424 64, 424 69, G02B 523, A61K 7021

Patent

active

056289340

ABSTRACT:
The present invention is a photochromic color rendering regulatory composition and cosmetics characterized in comprising of an inorgamic compound having photochromic property. Photochromic inorganic compounds colors the composition and cosmetics suitably according to the change in light intensity.
Therefore, composition and cosmetics of the present invention can regulate appropriate the tendency in which the color of objects looks whiter when the light intensity is strong and it looks blacker when it is weak, and can always provide constant color rendering.

REFERENCES:
patent: 2129836 (1938-09-01), Goodman
patent: 2585461 (1952-02-01), Hirsch
patent: 3579356 (1971-05-01), Miller et al.
patent: 3592940 (1971-07-01), Quesada
patent: 5486354 (1996-01-01), DeFossez et al.
Gomis, WPI Acc. No.: 89-287376/40--Abstract of ES 2005773.

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