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PCE
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DIFF Subgroup
C09K 19/54

Additives having no specific mesophase

Introduced: January 1985

Full Title

Liquid crystal materials > characterised by components which are not liquid crystals, e.g. additives > Additives having no specific mesophase

Of 2 combined children, 1 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 1985.

Child Classifications

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  • C09K 19/56 Aligning agents since 1985 IPC+CPC Available in IPC and CPC