DIFF Subgroup
C08L 39/04 Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
Introduced: July 1974
Full Title
Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions of derivatives of such polymers > Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 1974.
Child Classifications
Navigate with arrow keys, Enter to open
- C08L 39/06 Homopolymers or copolymers of N-vinyl-pyrrolidones since 1974 IPC+CPC Available in IPC and CPC