LIQUID-CRYSTAL COMPOUND, LIQUID-CRYSTAL COMPOSITION AND LIQUID-CRYSTAL DISPLAY DEVICE
申请人:DAXIN MATERIALS CORPORATION
公开号:US20160024384A1
公开(公告)日:2016-01-28
Liquid-crystal compounds, liquid-crystal compositions, and liquid-crystal devices employing the same are provided. The liquid-crystal compound has a structure of Formula (I):
wherein R
1
is hydrogen, C
1-10
alkyl, or C
2-10
alkenyl; R
2
is, C
2-10
alkenyl, or C
2-10
fluoroalkenyl, in which one or two nonadjacent —CH
2
— is replaced by —O—, or C
2-10
ether; A
1
, A
2
, A
3
, and A
4
are independently
R
3
is independently hydrogen, or halogen; Z
1
, Z
2
, and Z
3
are independently single bond, —CH
2
—, —(CH
2
)
2
—, —(CH
2
)
4
—, —CH
2
O—, —OCH
2
—, —CF═CF—, —(CH
2
)
2
CF
2
O—, —(CH
2
)
2
OCF
2
—, —OCF
2
(CH
2
)
2
—, —CF
2
O(CH
2
)
2
—, —COO—, —OCO—, —CF
2
O—, —OCF
2
—, —C≡C—, —CH═CH—, —CH═CH—(CH
2
)
2
—, or —(CH
2
)
2
—CH═CH—; and n and m are independently 1 or 0.