Photochromic color rendering regulatory ingredient and...

Details Photochromic color rendering regulatory ingredient and... Photochromic color rendering regulatory ingredient and...

A - Human Necessities

61

K

31/105, 167/310

A61K 8/29 (2006.01) A61Q 1/02 (2006.01) A61Q 1/12 (2006.01) A61Q 3/02 (2006.01) A61Q 17/04 (2006.01) C09K 9/00 (2006.01)

Patent

CA 1339920

The present invention as disclosed provides a photochromic color rendering regulatory ingredient which is an inorganic compound, and cosmetics using such ingredient which are able to maintain color rendering at a constant level even in the presence of changes in light intensity. Representative inorganic compounds suitable for this purpose are various types of metal oxides, and hydrates and complexes thereof, for example, titanium oxide, aluminum oxide, zinc oxide, zirconium oxide, etc., or hydrates of such oxides.

601350

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