申请人:Taugerbeck Andreas
公开号:US20100102274A1
公开(公告)日:2010-04-29
The chroman compounds of the formula I according to the invention
R
1
-(A
1
-Z
1
)
a
—W
1
—(Z
2
-A
2
)
b
-Z
3
—W
2
—(Z
4
-A
3
)
n
-R
2
in which R
1
, A
1
, A
2
, A
3
, W
1
, W
2
, Z
1
, Z
2
, Z
3
, Z
4
, a, b and c have the meanings indicated in claim
1
, have two moieties W
1
and W
2
derived from chroman. The compounds are suitable as components of anisotropic switching media, as used, for example, in liquid-crystal display devices.
根据本发明的公式I中的铬曼化合物,其化学结构为R1-(A1-Z1)a—W1—(Z2-A2)b-Z3—W2—(Z4-A3)n-R2,其中R1、A1、A2、A3、W1、W2、Z1、Z2、Z3、Z4、a、b和c的含义如权利要求书中所示,具有两个源自铬曼的分子W1和W2。这些化合物适用于各种各样的各向异性开关介质,例如液晶显示器件的组成部分。