DE2229458C3 - Verfahren zum Herstellen einer Flüssigkristalleinrichtung - Google Patents
Verfahren zum Herstellen einer FlüssigkristalleinrichtungInfo
- Publication number
- DE2229458C3 DE2229458C3 DE2229458A DE2229458A DE2229458C3 DE 2229458 C3 DE2229458 C3 DE 2229458C3 DE 2229458 A DE2229458 A DE 2229458A DE 2229458 A DE2229458 A DE 2229458A DE 2229458 C3 DE2229458 C3 DE 2229458C3
- Authority
- DE
- Germany
- Prior art keywords
- liquid crystal
- container
- crystal material
- additional
- additional material
- 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 title claims description 84
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 239000000463 material Substances 0.000 claims description 76
- 239000000203 mixture Substances 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 17
- 239000000654 additive Substances 0.000 claims description 15
- 230000000996 additive effect Effects 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 3
- DVBJBNKEBPCGSY-UHFFFAOYSA-M cetylpyridinium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+]1=CC=CC=C1 DVBJBNKEBPCGSY-UHFFFAOYSA-M 0.000 description 10
- 239000000758 substrate Substances 0.000 description 7
- 210000004027 cell Anatomy 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 4
- 150000002500 ions Chemical group 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 210000002858 crystal cell Anatomy 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
- C09K19/58—Dopants or charge transfer agents
- C09K19/582—Electrically active dopants, e.g. charge transfer agents
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1341—Filling or closing of cells
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15589771A | 1971-06-23 | 1971-06-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2229458A1 DE2229458A1 (de) | 1973-01-11 |
| DE2229458B2 DE2229458B2 (de) | 1975-03-20 |
| DE2229458C3 true DE2229458C3 (de) | 1975-10-30 |
Family
ID=22557214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2229458A Expired DE2229458C3 (de) | 1971-06-23 | 1972-06-16 | Verfahren zum Herstellen einer Flüssigkristalleinrichtung |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3698449A (enExample) |
| JP (1) | JPS518021B1 (enExample) |
| CA (1) | CA965511A (enExample) |
| CH (1) | CH570452A5 (enExample) |
| DE (1) | DE2229458C3 (enExample) |
| FR (1) | FR2143186B1 (enExample) |
| GB (1) | GB1364576A (enExample) |
| IT (1) | IT961539B (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950264A (en) * | 1973-05-07 | 1976-04-13 | Rockwell International Corporation | Schiff-base liquid crystals doped to raise dynamic scattering cutoff frequency |
| US3956167A (en) * | 1973-05-17 | 1976-05-11 | Beckman Instruments, Inc. | Liquid crystal compositions and devices |
| US3882039A (en) * | 1973-06-21 | 1975-05-06 | Ibm | Additive for liquid crystal materials |
| JPS5039686A (enExample) * | 1973-08-15 | 1975-04-11 | ||
| JPS5231758A (en) * | 1975-09-05 | 1977-03-10 | Hitachi Ltd | Liquid display device |
| US4064919A (en) * | 1976-11-22 | 1977-12-27 | Rca Corporation | Method of filling dynamic scattering liquid crystal devices |
| US4091847A (en) * | 1976-11-22 | 1978-05-30 | Rca Corporation | Process for filling dynamic scattering liquid crystal cells |
| US4098301A (en) * | 1976-12-23 | 1978-07-04 | Rca Corporation | Method to provide homogeneous liquid crystal cells containing a dyestuff |
| DE3410789A1 (de) * | 1984-03-23 | 1985-09-26 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur orientierung einer fluessigkristallinen substanz bezueglich einer unterlage |
| US4691995A (en) * | 1985-07-15 | 1987-09-08 | Semiconductor Energy Laboratory Co., Ltd. | Liquid crystal filling device |
| US4765818A (en) * | 1987-02-24 | 1988-08-23 | Hoechst Celanese Corporation | Porous glass monoliths |
| DE3821820A1 (de) * | 1988-06-29 | 1990-02-08 | Nokia Unterhaltungselektronik | Verfahren zur herstellung einer fluessigkristallzelle |
| US5548428A (en) * | 1992-07-27 | 1996-08-20 | Canon Kabushiki Kaisha | Process for injecting ferroelectric liquid crystal with injection completed above atmospheric pressure |
| US5638876A (en) * | 1996-02-05 | 1997-06-17 | Beldex Corporation | Liquid crystal introduction connector |
| JPH11305234A (ja) * | 1998-04-23 | 1999-11-05 | Sharp Corp | 液晶表示素子およびその製造方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2433177A (en) * | 1944-02-10 | 1947-12-23 | Westinghouse Electric Corp | Method and apparatus for introducing mercury into a discharge device by means of a capillary tube and a by-pass connection |
-
1971
- 1971-06-23 US US155897A patent/US3698449A/en not_active Expired - Lifetime
-
1972
- 1972-05-23 CA CA142,807A patent/CA965511A/en not_active Expired
- 1972-05-26 IT IT24930/72A patent/IT961539B/it active
- 1972-06-05 GB GB2605972A patent/GB1364576A/en not_active Expired
- 1972-06-16 DE DE2229458A patent/DE2229458C3/de not_active Expired
- 1972-06-20 CH CH921372A patent/CH570452A5/xx not_active IP Right Cessation
- 1972-06-21 FR FR7222350A patent/FR2143186B1/fr not_active Expired
- 1972-06-22 JP JP47062777A patent/JPS518021B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2143186B1 (enExample) | 1977-12-23 |
| US3698449A (en) | 1972-10-17 |
| CA965511A (en) | 1975-04-01 |
| JPS518021B1 (enExample) | 1976-03-12 |
| FR2143186A1 (enExample) | 1973-02-02 |
| GB1364576A (en) | 1974-08-21 |
| IT961539B (it) | 1973-12-10 |
| CH570452A5 (enExample) | 1975-12-15 |
| DE2229458B2 (de) | 1975-03-20 |
| DE2229458A1 (de) | 1973-01-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |