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PCE
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DIFF Subgroup
C08G 69/24

Pyrrolidones or piperidones

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule > Polyamides derived from amino carboxylic acids or from polyamines and polycarboxylic acids > derived from amino carboxylic acids > Lactams > Pyrrolidones or piperidones

CPC:

Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule (products obtained from isocyanates or isothiocyanates C08G18/00; polyamide-imides C08G73/14) > Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids > derived from amino-carboxylic acids > Lactams > Pyrrolidones or piperidones

No child classifications to compare. This is a leaf node in both IPC and CPC.