C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 19/30 (2006.01) C09K 19/44 (2006.01)
Patent
CA 2066210
The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, characterized in that it contains one or more compounds of the general formula I Image in which X is fluorine, chlorine, CF3, OCF3 or OCHF2, ring A is trans-1,4-cyclohexylene or 1,4-phenylene, and R is alkyl, oxaalkyl, fluoroalkyl or alkenyl, in each case having up to 7 carbon atoms.
Finkenzeller Ulrich
Numata Hiroshi
Plach Herbert
Poetsch Eike
Reiffenrath Volker
Fetherstonhaugh & Co.
Merck Patent Gesellschaft Mit Beschraenkter Haftung
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