JPS578281A - Nematic liquid crystal material for display device - Google Patents
Nematic liquid crystal material for display deviceInfo
- Publication number
- JPS578281A JPS578281A JP8235280A JP8235280A JPS578281A JP S578281 A JPS578281 A JP S578281A JP 8235280 A JP8235280 A JP 8235280A JP 8235280 A JP8235280 A JP 8235280A JP S578281 A JPS578281 A JP S578281A
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- temp
- crystal material
- nematic liquid
- display device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Liquid Crystal Substances (AREA)
Abstract
PURPOSE: A liquid crystal material with little dependence of TN threshold voltage on temp. suitable as a TN type liquid crystal element driven in a time division mode, which is prepared by incorporating a specified diester compound in a nematic liquid crystal. mixture consisting of at least two components and having positive dielectric anisotropy.
CONSTITUTION: A nematic liquid crystal mixture (i) consisting of at least two components and having positive dielectric anisotropy is compounded with a diester compound (ii) of formula I or II (wherein R1 is n-CmH2m+1; R2 is n-CgH2q+1, m and q are 1W10) such as a compound of formula III or IV, to obtain the titled liquid crystal material. It is pref. to use 50% or less component (ii).
EFFECT: It is possible to provide a TN type liquid crystal element capable of driving seven or eight scanning lines required for a matrix display type character display at a practical temp. ranging from 0 to 40°C, without any temp. compensating circuit.
COPYRIGHT: (C)1982,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8235280A JPS578281A (en) | 1980-06-17 | 1980-06-17 | Nematic liquid crystal material for display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8235280A JPS578281A (en) | 1980-06-17 | 1980-06-17 | Nematic liquid crystal material for display device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS578281A true JPS578281A (en) | 1982-01-16 |
Family
ID=13772172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8235280A Pending JPS578281A (en) | 1980-06-17 | 1980-06-17 | Nematic liquid crystal material for display device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS578281A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6112786A (en) * | 1984-06-27 | 1986-01-21 | Toshiba Corp | Liquid crystal display device |
JPS6126691A (en) * | 1984-07-13 | 1986-02-05 | Matsushita Electric Ind Co Ltd | Liquid crystal composition |
-
1980
- 1980-06-17 JP JP8235280A patent/JPS578281A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6112786A (en) * | 1984-06-27 | 1986-01-21 | Toshiba Corp | Liquid crystal display device |
JPH0578596B2 (en) * | 1984-06-27 | 1993-10-29 | Tokyo Shibaura Electric Co | |
JPS6126691A (en) * | 1984-07-13 | 1986-02-05 | Matsushita Electric Ind Co Ltd | Liquid crystal composition |
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