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US 8,044,122 B2Granted
Polycarbonate composition containing UV absorber
AssigneeBayer MaterialScience AG
InventorsClaus Ruediger, Michael Wagner
Life of this patent
Estimating the term…
Abstract
The present invention relates to a composition containing polycarbonate and from 0.05 wt. % to 0.5 wt. % of a UV absorber and from 0.0001 wt. % to 0.03 wt. % 2-[2-hydroxy-4-(2-ethylhexyl)oxy]phenyl-4,6-di(4-phenyl)phenyl-1,3,5-triazine.
Claims18
Composition containing polycarbonate and from 0.05 wt. % to 0.5 wt. % of a UV absorber and from 0.0001 wt. % to 0.03 wt. % 2-[2-hydroxy-4-(2-ethylhexyl)oxy]phenyl-4,6-di(4-phenyl)phenyl-1,3,5-triazine, wherein the UV absorber has the formula (4):
- wherein R1 and X are the same or different and can be H or alkyl or alkylaryl or
- the formula (6):
- wherein R12 represents aryl or alkyl.
Dependencies are inferred from the claim text.