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DIFF Subgroup
C08F 20/04

Acids, Metal salts or ammonium salts thereof

Introduced: July 1974

Title

Titles differ between systems:

IPC: Acids; Metal salts or ammonium salts thereof

CPC: Acids, Metal salts or ammonium salts thereof

Full Title

Full titles differ between systems:

IPC:

Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof > Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof > Acids; Metal salts or ammonium salts thereof

CPC:

Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof > Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof > Acids, Metal salts or ammonium salts thereof

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 1974.

Child Classifications

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  • C08F 20/06 Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof since 1974 IPC+CPC Available in IPC and CPC