JPH032918B2 - - Google Patents
Info
- Publication number
- JPH032918B2 JPH032918B2 JP9897081A JP9897081A JPH032918B2 JP H032918 B2 JPH032918 B2 JP H032918B2 JP 9897081 A JP9897081 A JP 9897081A JP 9897081 A JP9897081 A JP 9897081A JP H032918 B2 JPH032918 B2 JP H032918B2
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal material
- activated alumina
- crystal display
- 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.)
- Expired
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 102
- 239000000463 material Substances 0.000 claims description 58
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 34
- 239000012535 impurity Substances 0.000 claims description 12
- 239000000758 substrate Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 238000011049 filling Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000003566 sealing material Substances 0.000 claims description 2
- 239000008186 active pharmaceutical agent Substances 0.000 description 7
- 230000005669 field effect Effects 0.000 description 6
- 239000003456 ion exchange resin Substances 0.000 description 6
- 229920003303 ion-exchange polymer Polymers 0.000 description 6
- 238000000746 purification Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007670 refining Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Liquid Crystal Substances (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9897081A JPS581774A (ja) | 1981-06-25 | 1981-06-25 | 液晶表示装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9897081A JPS581774A (ja) | 1981-06-25 | 1981-06-25 | 液晶表示装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS581774A JPS581774A (ja) | 1983-01-07 |
| JPH032918B2 true JPH032918B2 (enrdf_load_html_response) | 1991-01-17 |
Family
ID=14233901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9897081A Granted JPS581774A (ja) | 1981-06-25 | 1981-06-25 | 液晶表示装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS581774A (enrdf_load_html_response) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6487685A (en) * | 1987-09-29 | 1989-03-31 | Seimi Chem Kk | Production of liquid crystal composition of high resistivity |
| US5422034A (en) * | 1992-12-16 | 1995-06-06 | Hitachi Chemical Company, Ltd. | Purification of liquid crystals and liquid crystal composition |
| JP4941797B2 (ja) * | 2000-12-26 | 2012-05-30 | Ｄｉｃ株式会社 | 高性能精製剤の製造方法 |
| WO2009044600A1 (ja) * | 2007-10-04 | 2009-04-09 | Nitto Denko Corporation | コーティング液および偏光膜 |
| EP2808376B1 (en) | 2013-04-05 | 2017-09-20 | DIC Corporation | Method for producing composition |
| US9255055B2 (en) | 2013-04-05 | 2016-02-09 | Dic Corporation | Method for producing compound |
| JP2019056069A (ja) * | 2017-09-21 | 2019-04-11 | 日本ゼオン株式会社 | 重合性液晶材料、重合性液晶組成物、高分子、光学フィルム、光学異方体、偏光板、反射防止フィルム、表示装置、並びに、重合性液晶組成物の製造方法 |
-
1981
- 1981-06-25 JP JP9897081A patent/JPS581774A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS581774A (ja) | 1983-01-07 |
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