Long Wavelength Shifted Benzotriazole Uv-Absorbers And Their Use
申请人:Fritzsche Katharina
公开号:US20080157025A1
公开(公告)日:2008-07-03
The invention relates to novel benzotriazole UV-absorbers having a long wavelength shifted absorption spectrum with significant absorbance up to 410-420 nm. Further aspects of the invention are a process for their preparation, a UV stabilized composition containing the new UV-absorbers and the use of the new compounds as UV-light stabilizers for organic materials.
US7695643B2
申请人:——
公开号:US7695643B2
公开(公告)日:2010-04-13
[EN] COATED CARBON FIBER REINFORCED PLASTIC PARTS<br/>[FR] PIÈCES EN PLASTIQUE RENFORCÉES PAR DES FIBRES DE CARBONE REVÊTUES
申请人:BASF SE
公开号:WO2014165434A2
公开(公告)日:2014-10-09
Carbon fiber reinforced plastic parts are advantageously coated with powder coating formulations comprising certain red-shifted hydroxyphenylbenzotriazole ultraviolet light absorbers (UVAs). The benzotriazole UVAs are of of formulae (I) or (II) The coated carbon fiber reinforced plastic parts are suitable in aerospace applications, automotive parts and sporting goods.