IPC Subgroup
C09K 19/42 Mixtures of liquid crystal compounds covered by two or more of the preceding groups
Introduced: January 1985
Last revised: January 2006
Full Title
Liquid crystal materials > characterised by the chemical structure of the liquid crystal components > Mixtures of liquid crystal compounds covered by two or more of the preceding groups
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- Subclass:
- MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
4 direct subcodes
Child Classifications
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- C09K 19/44 containing compounds with benzene rings directly linked
- C09K 19/46 containing esters
- C09K 19/48 containing Schiff bases
- C09K 19/5 containing steroidal liquid crystal compounds