DIFF Subgroup
C08G 63/90 Purification; Drying
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule > Post-polymerisation treatment > Purification; Drying
CPC:
Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule (polyester-amides C08G69/44; polyester-imides C08G73/16) > Post-polymerisation treatment > Purification; Drying
No child classifications to compare. This is a leaf node in both IPC and CPC.