ClassID:

98871

C08G18/4205 - CPC Classification

Classification description:

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 containing cyclic groups

Sub-classes:
Recent Application in this class: