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US 2019/0161576 A1Published application
Polycarbonate compositions containing a carboxylic acid and their glycerol or diglycerol esters
AssigneeCovestro Deutschland AG
InventorsRolf WEHRMANN, Helmut Werner HEUER, Anke BOUMANS
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Abstract
The invention relates to compositions comprising polycarbonate and to a mixture comprising a carboxylic acid and the glycerol and/or diglycerol esters thereof, to the use of the compositions for production of blends or mouldings and to mouldings obtainable therefrom. The compositions have improved rheological and optical properties.
Claims16
-15. (canceled)
A composition comprising
- A) 20.0 wt % to 99.95 wt % of aromatic polycarbonate and
- B) 0.05 wt % to 10.0 wt % of a mixture comprising at least one saturated or unsaturated monocarboxylic acid having a chain length of 6 to 30 carbon atoms and at least one ester of this monocarboxylic acid based on glycerol and/or diglycerol.
Dependencies are inferred from the claim text.