COMPOUND HAVING A FIVE-MEMBERED RING, THE LIQUID CRYSTAL COMPOSITION AND THE LIQUID CRYSTAL DISPLAY DEVICE
申请人:MASUKAWA Tokifumi
公开号:US20110309300A1
公开(公告)日:2011-12-22
The invention provides a liquid crystal compound that has an excellent compatibility with other liquid crystal compounds and also has at least one of characteristics such as a high stability to heat, light or the like, a suitable refractive index anisotropy (Δn), a low threshold voltage and a suitable dielectric anisotropy (Δ∈). A compound represented by formula (1).
For example, R
1
is alkyl having 1 to 10 carbons, R
2
is halogen or alkenyl having 2 to 10 carbons; the ring A
1
, the ring A
2
and the ring A
3
are 1,4-cyclohexylene or 1,4-phenylene; Z
1
, Z
2
and Z
3
are a single bond or alkylene having 1 to 4 carbons; G is —CH
2
— or —O—; and m is 1, and n and p is 0 or 1.
本发明提供了一种液晶化合物,其与其他液晶化合物具有良好的相容性,并具有高热稳定性、光稳定性或类似特性之一,适当的折射率各向异性(Δn)、低阈值电压和适当的介电各向异性(Δ∈)等特性。化合物由式(1)表示。例如,R1是具有1到10个碳的烷基,R2是具有2到10个碳的卤素或烯基;环A1、环A2和环A3是1,4-环己基或1,4-苯基;Z1、Z2和Z3是单键或具有1到4个碳的烷基;G是—CH2—或—O—;m为1,n和p为0或1。