DIFF Subgroup
C08G 18/44 Polycarbonates
Introduced: July 1974
Full Title
Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > characterised by the compounds used containing active hydrogen > High-molecular-weight compounds > Polycondensates having carboxylic or carbonic ester groups in the main chain > Polycarbonates
No child classifications to compare. This is a leaf node in both IPC and CPC.