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DIFF Subclass Not Allocatable
C08G

MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS

Introduced: September 1968

Description

C08G covers macromolecular compounds synthesized through mechanisms other than simple addition polymerization of carbon-carbon double or triple bonds. This includes polymers formed via condensation reactions (polyesters, polyamides, polyurethanes), step-growth polymerization, ring-opening reactions, and cross-linking processes. The subclass encompasses a broad range of industrial polymers such as phenolic resins, epoxy resins, polyimides, silicones, and various thermoset and thermoplastic materials. Excluded are vinyl polymers and elastomers derived purely from unsaturated hydrocarbon monomers, which fall under C08F (macromolecular compounds from unsaturated bonds).

Title

Titles differ between systems:

IPC: MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS

CPC: MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS

Full Title

Full titles differ between systems:

IPC:

MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS

CPC:

MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS

Of 51 combined children, 24 exist in both systems.

26 codes are CPC-only extensions, 1 exist only in IPC.

Note: 26 CPC extensions are marked as secondary classification only.

17 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • C08G 101/00 Manufacture of cellular products since 1990 IPC only IPC only
  • C08G 2101/00 Manufacture of cellular products 2nd only CPC only CPC only
  • C08G 2120/00 Compositions for reaction injection moulding processes 2nd only CPC only CPC only
  • C08G 2125/00 Compositions for processes using internal mould release agents 2nd only CPC only CPC only
  • C08G 2130/00 Compositions of compatibilising agents used in mixtures of high-molecular-weight compounds having active hydrogen with other compounds having active hydrogen 2nd only CPC only CPC only
  • C08G 2140/00 Compositions for moulding powders 2nd only CPC only CPC only
  • C08G 2190/00 Compositions for sealing or packing joints 2nd only CPC only CPC only
  • C08G 2210/00 Compositions for preparing hydrogels 2nd only CPC only CPC only
  • C08G 2220/00 Compositions for preparing gels other than hydrogels, aerogels and xerogels 2nd only CPC only CPC only
  • C08G 2230/00 Compositions for preparing biodegradable polymers 2nd only CPC only CPC only