Polycarbonate and process for producing the same
AssigneeStichting Dutch Polymer Institute
InventorsBart Noordover, Robbert Duchateau, Cornelis Koning, Rudolfus Van Benthem, Daniel Haveman
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Abstract
The invention relates to polycarbonate containing a dianhydrohexitol residue, obtainable from a polysaccharide, and a polyol residue, wherein the polycarbonate comprises between 0.2 and 5 mmol hydroxyl groups per gram polymer. The polycarbonate may be branched and comprises functional groups that can react with suitable crosslinkers. The polycarbonate can be used in for example coating compositions.
Claims22
1-14. (canceled)
A coating composition comprising at least one crosslinker and a polycarbonate containing a bicyclic ether diol residue producible from a polysaccharide and expressed by the following formula (5)
- and a polyol residue, wherein the polycarbonate comprises between 0.2 and 5 mmol hydroxyl groups per gram polymer.
Dependencies are inferred from the claim text.