CA1024636A - Liquid crystal display assembly having polyimide layers - Google Patents
Liquid crystal display assembly having polyimide layersInfo
- Publication number
- CA1024636A CA1024636A CA213,603A CA213603A CA1024636A CA 1024636 A CA1024636 A CA 1024636A CA 213603 A CA213603 A CA 213603A CA 1024636 A CA1024636 A CA 1024636A
- Authority
- CA
- Canada
- Prior art keywords
- liquid crystal
- crystal display
- display assembly
- polyimide layers
- polyimide
- 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
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
- G02F1/133345—Insulating layers
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US422236A US3912366A (en) | 1973-12-06 | 1973-12-06 | Liquid crystal display assembly having polyimide layers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1024636A true CA1024636A (en) | 1978-01-17 |
Family
ID=23673969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA213,603A Expired CA1024636A (en) | 1973-12-06 | 1974-11-13 | Liquid crystal display assembly having polyimide layers |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3912366A (en) |
| JP (1) | JPS5091345A (en) |
| CA (1) | CA1024636A (en) |
| DE (1) | DE2457465C2 (en) |
| GB (1) | GB1475565A (en) |
| IT (1) | IT1022785B (en) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3966305A (en) * | 1974-10-10 | 1976-06-29 | American Micro-Systems, Inc. | Liquid crystal cell with improved alignment |
| JPS5510180B2 (en) * | 1974-12-04 | 1980-03-14 | ||
| JPS5227654A (en) * | 1975-08-27 | 1977-03-02 | Dainippon Printing Co Ltd | Electrooptical cell |
| DE2837257A1 (en) * | 1977-04-12 | 1979-03-22 | Sharp Kk | FLUORESCENCE LIQUID CRYSTAL DISPLAY DEVICE |
| NL7800584A (en) * | 1978-01-18 | 1979-07-20 | Philips Nv | DISPLAY DEVICE. |
| FR2462755A1 (en) * | 1979-07-27 | 1981-02-13 | Thomson Csf | LIQUID CRYSTAL VISUALIZATION DEVICE, AND TELEPHONE TERMINAL COMPRISING SUCH A DEVICE |
| JPS5694386A (en) * | 1979-12-27 | 1981-07-30 | Suwa Seikosha Kk | Liquiddcrystal display unit |
| US4456638A (en) * | 1981-04-06 | 1984-06-26 | Polytronix, Inc. | Polymer packaging material for liquid crystal cell |
| US4456336A (en) * | 1981-10-06 | 1984-06-26 | Minnesota Mining And Manufacturing Company | High brightness internal reflector for liquid crystal displays and its method of fabrication |
| US4422726A (en) * | 1981-10-14 | 1983-12-27 | Eaton Corporation | Method of making an electro-optical display |
| JPS58205181A (en) * | 1982-05-26 | 1983-11-30 | セイコーインスツルメンツ株式会社 | Matrix liquid crystal display |
| US4763995A (en) * | 1983-04-28 | 1988-08-16 | Canon Kabushiki Kaisha | Spacers with alignment effect and substrates having a weak alignment effect |
| JP2721497B2 (en) * | 1984-03-19 | 1998-03-04 | ケント・ステート・ユニバーシティ | Method for producing light modulating substance |
| US4647156A (en) * | 1984-04-12 | 1987-03-03 | Casio Computer Co., Ltd. | Liquid crystal device |
| DE3526973A1 (en) * | 1984-08-01 | 1986-02-06 | Sharp Kk | LIQUID CRYSTAL MIRROR-FREE MIRROR |
| JPS6145224A (en) * | 1984-08-10 | 1986-03-05 | Alps Electric Co Ltd | Manufacture of liquid-crystal display element |
| DE3587737T2 (en) * | 1984-11-12 | 1994-05-05 | Semiconductor Energy Lab | Liquid crystal display screen and method of manufacturing the same. |
| US4671618A (en) * | 1986-05-22 | 1987-06-09 | Wu Bao Gang | Liquid crystalline-plastic material having submillisecond switch times and extended memory |
| US4685771A (en) * | 1985-09-17 | 1987-08-11 | West John L | Liquid crystal display material comprising a liquid crystal dispersion in a thermoplastic resin |
| US4673255A (en) * | 1986-05-22 | 1987-06-16 | John West | Method of controlling microdroplet growth in polymeric dispersed liquid crystal |
| JPS6285222A (en) * | 1986-05-30 | 1987-04-18 | Dainippon Printing Co Ltd | Production of electrode substrate for liquid crystal display |
| US4923421A (en) * | 1988-07-06 | 1990-05-08 | Innovative Display Development Partners | Method for providing polyimide spacers in a field emission panel display |
| US8362151B2 (en) * | 2002-05-31 | 2013-01-29 | Elsicon, Inc. | Hybrid polymer materials for liquid crystal alignment layers |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3179614A (en) * | 1961-03-13 | 1965-04-20 | Du Pont | Polyamide-acids, compositions thereof, and process for their preparation |
| US3179634A (en) * | 1962-01-26 | 1965-04-20 | Du Pont | Aromatic polyimides and the process for preparing them |
| US3600060A (en) * | 1968-02-23 | 1971-08-17 | Ncr Co | Display device containing minute droplets of cholesteric liquid crystals in a substantially continuous polymeric matrix |
| US3625591A (en) * | 1969-11-10 | 1971-12-07 | Ibm | Liquid crystal display element |
| US3612654A (en) * | 1970-05-27 | 1971-10-12 | Rca Corp | Liquid crystal display device |
| US3656834A (en) * | 1970-12-09 | 1972-04-18 | Ibm | Additive for liquid crystal material |
| US3694053A (en) * | 1971-06-22 | 1972-09-26 | Bell Telephone Labor Inc | Nematic liquid crystal device |
| US3700306A (en) * | 1971-09-22 | 1972-10-24 | Ncr Co | Electro-optic shutter having a thin glass or silicon oxide layer between the electrodes and the liquid crystal |
| US3836231A (en) * | 1971-09-30 | 1974-09-17 | Gen Electric | Uniform liquid crystal cells and method for making the same |
| JPS5083051A (en) * | 1973-06-30 | 1975-07-04 |
-
1973
- 1973-12-06 US US422236A patent/US3912366A/en not_active Expired - Lifetime
-
1974
- 1974-10-11 IT IT28313/74A patent/IT1022785B/en active
- 1974-10-18 GB GB4532174A patent/GB1475565A/en not_active Expired
- 1974-11-01 JP JP49125602A patent/JPS5091345A/ja active Pending
- 1974-11-13 CA CA213,603A patent/CA1024636A/en not_active Expired
- 1974-12-05 DE DE2457465A patent/DE2457465C2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1022785B (en) | 1978-04-20 |
| GB1475565A (en) | 1977-06-01 |
| DE2457465C2 (en) | 1981-12-03 |
| JPS5091345A (en) | 1975-07-22 |
| US3912366A (en) | 1975-10-14 |
| DE2457465A1 (en) | 1975-06-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1024636A (en) | Liquid crystal display assembly having polyimide layers | |
| CA981778A (en) | Liquid crystal display | |
| CA1018643A (en) | Liquid crystal display device | |
| CA1004316A (en) | Liquid crystal display | |
| CA1003073A (en) | Liquid crystal display device | |
| CA1005893A (en) | Color switching liquid crystal display | |
| CA1015438A (en) | Guest-host liquid crystal device | |
| CA997033A (en) | Liquid crystal display apparatus | |
| CA998154A (en) | Display devices utilizing liquid crystal light modulation | |
| CA1008548A (en) | Liquid crystal display system | |
| CA1023543A (en) | Electro-optical display | |
| CA931768A (en) | Solid state timepiece with liquid crystal display | |
| CA1003936A (en) | Liquid crystal display apparatus | |
| CA999356A (en) | Liquid crystal drive circuit | |
| CA1017838A (en) | Matrix-addressed liquid crystal display | |
| CA997157A (en) | Electronically controlled timepiece using liquid crystal display elements | |
| CA1018271A (en) | Liquid crystal display device with interdigital electrodes | |
| CA1016261A (en) | Liquid crystal display device | |
| CA1011857A (en) | Liquid crystal display | |
| CA1011842A (en) | Liquid crystal display device | |
| CA1018685A (en) | Liquid crystal display system | |
| CA994889A (en) | Liquid crystal display | |
| MY7800402A (en) | Liquid crystal display device | |
| CA1028044A (en) | Liquid crystal display | |
| CA1015434A (en) | Display device comprising a layer of liquid crystal |