IT1297025B1 - Pellicole elettroottiche a polimeri dispersi a cristalli liquidi aventi morfologia inversa - Google Patents
Pellicole elettroottiche a polimeri dispersi a cristalli liquidi aventi morfologia inversaInfo
- Publication number
- IT1297025B1 IT1297025B1 ITMI972881A IT1297025B1 IT 1297025 B1 IT1297025 B1 IT 1297025B1 IT MI972881 A ITMI972881 A IT MI972881A IT 1297025 B1 IT1297025 B1 IT 1297025B1
- Authority
- IT
- Italy
- Prior art keywords
- electrooptic
- films
- liquid crystals
- polymers dispersed
- morphology
- Prior art date
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
- G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
-
- 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
- C09K19/54—Additives having no specific mesophase characterised by their chemical composition
- C09K19/542—Macromolecular compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Dispersion Chemistry (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Liquid Crystal Substances (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Liquid Crystal (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI972881 IT1297025B1 (it) | 1997-12-29 | 1997-12-29 | Pellicole elettroottiche a polimeri dispersi a cristalli liquidi aventi morfologia inversa |
EP98124536A EP0927753A1 (en) | 1997-12-29 | 1998-12-22 | Liquid crystal dispersed polymer electrooptical films having reverse morphology |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI972881 IT1297025B1 (it) | 1997-12-29 | 1997-12-29 | Pellicole elettroottiche a polimeri dispersi a cristalli liquidi aventi morfologia inversa |
Publications (2)
Publication Number | Publication Date |
---|---|
ITMI972881A1 ITMI972881A1 (it) | 1999-06-29 |
IT1297025B1 true IT1297025B1 (it) | 1999-08-03 |
Family
ID=11378460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI972881 IT1297025B1 (it) | 1997-12-29 | 1997-12-29 | Pellicole elettroottiche a polimeri dispersi a cristalli liquidi aventi morfologia inversa |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0927753A1 (it) |
IT (1) | IT1297025B1 (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150275090A1 (en) * | 2014-03-22 | 2015-10-01 | Jiansheng Wang | UV Stable and Low-Voltage Liquid Crystal Microdroplet Display |
CN105291532A (zh) * | 2015-10-29 | 2016-02-03 | 广州市华惠材料科技有限公司 | 一种新型spd膜材的制备工艺 |
CN110440948B (zh) * | 2019-08-29 | 2024-06-11 | 深圳市德安里科技有限公司 | 一种聚合物分散液晶热敏调光温度卡及其制造方法 |
US20220363045A1 (en) | 2019-10-15 | 2022-11-17 | Covestro Intellectual Property Gmbh & Co. Kg | Electrically dimmable glazing |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0582656B1 (en) * | 1991-05-02 | 1999-04-07 | Kent State University | Crystalline light modulating device and material |
GB2279659B (en) * | 1993-07-05 | 1998-04-22 | Merck Patent Gmbh | Liquid crystalline material |
US5674576A (en) * | 1994-09-21 | 1997-10-07 | Nec Corporation | Liquid crystalline optical device operable at a low drive voltage |
IT1276692B1 (it) * | 1995-06-09 | 1997-11-03 | Sniaricerche S C P A | Cristalli liquidi stabilizzati con polimeri (pslc) e dispositivi flessibili di essi |
-
1997
- 1997-12-29 IT ITMI972881 patent/IT1297025B1/it active IP Right Grant
-
1998
- 1998-12-22 EP EP98124536A patent/EP0927753A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP0927753A1 (en) | 1999-07-07 |
ITMI972881A1 (it) | 1999-06-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |