IPC Subgroup
C08K 5/52 bound to oxygen only
Introduced: July 1974
Last revised: January 2006
Full Title
Use of organic ingredients > Phosphorus-containing compounds > Phosphorus bound to oxygen > bound to oxygen only
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- Subclass:
- USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS
4 direct subcodes
Child Classifications
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- C08K 5/521 Esters of phosphoric acids, e.g. of HPO
- C08K 5/524 Esters of phosphorous acids, e.g. of HPO
- C08K 5/527 Cyclic esters
- C08K 5/529 Esters containing heterocyclic rings not representing cyclic esters of phosphoric or phosphorous acids