DIFF Subgroup
C08G 12/40 Chemically modified polycondensates
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen > of aldehydes > Chemically modified polycondensates
CPC:
Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen (aminophenols C08G8/16) > of aldehydes > Chemically modified polycondensates
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 1974.
Child Classifications
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