CPC Main Group
C09K 19/00 Liquid crystal materials
3 direct subcodes
Child Classifications
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- C09K 19/02 characterised by optical, electrical or physical properties of the components, in general
- C09K 19/04 characterised by the chemical structure of the liquid crystal components
- C09K 19/52 characterised by components which are not liquid crystals, e.g. additives