Silicone-substituted cinnamamide/malonamide/malonate compounds and
申请人:Societe L'Oreal S.A.
公开号:US06080880A1
公开(公告)日:2000-06-27
Novel silicone-substituted cinnamamide/malonamide/malonate compounds having the structural formulae (1) and (2): ##STR1## in which A is a radical of formula (3): ##STR2## are well suited for the photoprotection of human skin and/or hair against the damaging effects of UV-A and UV-B irradiation, particularly solar radiation, and are also useful for photoprotecting such UV-sensitive substrates as plastics.
Diarylbutadiene-substituted diorganopolysiloxanes and photoprotective compositions comprised thereof
申请人:Richard Herve
公开号:US20050129636A1
公开(公告)日:2005-06-16
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.