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PCE
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DIFF Subgroup
C10M 137/04

Phosphate esters

Introduced: January 1985

Full Title

Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus > having no phosphorus-to-carbon bond > Phosphate esters

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 1985.

Child Classifications

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  • C10M 137/06 Metal salts since 1985 IPC+CPC Available in IPC and CPC
  • C10M 137/08 Ammonium or amine salts since 1985 IPC+CPC Available in IPC and CPC