Diarylbutadiene-substituted diorganopolysiloxanes and...

Details Diarylbutadiene-substituted diorganopolysiloxanes and... Diarylbutadiene-substituted diorganopolysiloxanes and...

2007-06-12

2007-06-12

Dodson, Shelley A. (Department: 1616)

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

C424S060000, C424S400000, C424S401000, C556S415000, C556S419000

Reexamination Certificate

active

10995226

ABSTRACT:
Novel 4,4-diarylbutadiene-substituted diorganopolysiloxanes having the structural formulae (1) or (2):in which A is a radical of formula (3) below:are useful sunscreens for UV-photoprotecting human skin against the damaging effects of UV-radiation, notably UV-A radiation.

REFERENCES:
patent: 2005/0201957 (2005-09-01), Richard
patent: 0 712 855 (1996-05-01), None
patent: 0 845 466 (1998-06-01), None
patent: WO 03/027168 (2003-04-01), None
Japanese Patent Abstract, JP 2002 053527 A, (Takasago International Corp.), vol. 2002, No. 6, Jun. 4, 2002, Feb. 19, 2002.
French Search Report corresponding to FR 03/50900 issued on Jul. 13, 2004, 1 page.

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