Patent Picks by Bud Brewster

By: Bud Brewster

Posted: August 20, 2007

page 2 of 3

Sun Care
7,229,610
June 12, 2007 
L’Oréal
Diarylbutadiene-substituted diorganopolysiloxanes and photoprotective compositions comprised thereof
Novel 4,4-diarylbutadiene-substituted diorganopolysiloxanes having the structural formulae (1) or (2): ##STR00001## in which A is a radical of formula (3) below: ##STR00002## are useful sunscreens for UV-photoprotecting human skin against the damaging effects of UV-radiation, notably UV-A radiation.

7,229,609
June 12, 2007
L’Oréal
Diarylbutadiene-substituted methyltrialkylsilanes and photoprotective compositions comprised thereof
Novel 4,4-diarylbutadiene-substituted methyltrialkylsilanes having the structural formula (I): ##STR00001## are useful sunscreens for UV-photoprotecting human skin against the damaging effects of UV-radiation, notably UV-A radiation.

Color
20070134180
June 14, 2007 
Avon Products Inc.
Cosmetic compositions with encapsulated pigments and a method for their use
This invention is a pigmented cosmetic composition that consists of a cosmetically acceptable vehicle, a cosmetic active and a plurality of encapsulated pigment particles. The particles have an encapsulant and an entrapped pigment within the encapsulant. The encapsulant includes silicon dioxide and exhibits a refractive index of about 1.4 to about 1.6.

20070134177
June 14, 2007 
BASF Catalysts LLC
Effect Materials
The present invention provides a cosmetic comprising pearlescent pigment. The pearlescent pigment comprises: (a) a CVD or PVD deposited layer of a first material; and (b) a CVD or PVD deposited layer of a second material.