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PCE
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DIFF Subgroup
C09K 17/18

Prepolymers; Macromolecular compounds

Introduced: January 1995

Full Title

Full titles differ between systems:

IPC:

Soil-conditioning materials or soil-stabilising materials > containing organic compounds only > Prepolymers; Macromolecular compounds

CPC:

Soil-conditioning materials or soil-stabilising materials (specially adapted for boreholes or wells C09K8/00; fertilisers C05; consolidating by placing solidifying or pore-filling substances in the soil E02D3/12) > containing organic compounds only > Prepolymers; Macromolecular compounds

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

IPC defines codes here since 1995.

Child Classifications

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  • C09K 17/30 Polyisocyanates; Polyurethanes since 1995 IPC+CPC Available in IPC and CPC
  • C09K 17/32 of natural origin, e.g. cellulosic materials since 1995 IPC+CPC Available in IPC and CPC
  • C09K 17/34 Bituminous materials since 1995 IPC+CPC Available in IPC and CPC