LONG WAVELENGTH SHIFTED BENZOTRIAZOLE UV-ABSORBERS AND THEIR USE

The instant 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 t...

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Bibliographic Details
Main Authors FRITZSCHE KATHARINA, VILAIN GERARD DANIEL GEORGES, KIENZLE ILONA MARION, GROB MARKUS, BRAIG ADALBERT
Format Patent
LanguageEnglish
Published 26.03.2009
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:The instant 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.
Bibliography:Application Number: KR20097001702