DE3685522T2 - Thermochromische fluessigkristallmaterialien und vorrichtung. - Google Patents
Thermochromische fluessigkristallmaterialien und vorrichtung.Info
- Publication number
- DE3685522T2 DE3685522T2 DE8686304550T DE3685522T DE3685522T2 DE 3685522 T2 DE3685522 T2 DE 3685522T2 DE 8686304550 T DE8686304550 T DE 8686304550T DE 3685522 T DE3685522 T DE 3685522T DE 3685522 T2 DE3685522 T2 DE 3685522T2
- Authority
- DE
- Germany
- Prior art keywords
- liquid crystal
- crystal materials
- thermochromic liquid
- thermochromic
- materials
- 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 - Fee Related
Links
Classifications
-
- 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
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
- C09K19/46—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing esters
-
- 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
- C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
-
- 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
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
- C09K19/44—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing compounds with benzene rings directly linked
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB858515510A GB8515510D0 (en) | 1985-06-19 | 1985-06-19 | Thermochromic liquid crystal materials |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3685522D1 DE3685522D1 (de) | 1992-07-09 |
DE3685522T2 true DE3685522T2 (de) | 1993-02-04 |
Family
ID=10580982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686304550T Expired - Fee Related DE3685522T2 (de) | 1985-06-19 | 1986-06-13 | Thermochromische fluessigkristallmaterialien und vorrichtung. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4741859A (de) |
EP (1) | EP0206680B1 (de) |
JP (1) | JPH0819408B2 (de) |
DE (1) | DE3685522T2 (de) |
GB (1) | GB8515510D0 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5726460A (en) * | 1984-07-13 | 1998-03-10 | Canon Kabushiki Kaisha | Liquid crystal device |
US5311343A (en) * | 1984-07-13 | 1994-05-10 | Canon Kabushiki Kaisha | Liquid crystal device with at least two liquid crystal compounds, one having and one not having a chiral smectic phase |
US5301049A (en) * | 1984-07-13 | 1994-04-05 | Canon Kabushiki Kaisha | Liquid crystal device with at least two liquid crystal compounds, one having one not having a cholesteric phase |
JPS6160782A (ja) * | 1984-08-31 | 1986-03-28 | Fujitsu Ltd | 蓄積型液晶組成物 |
DE3587601T2 (de) * | 1984-10-18 | 1994-03-10 | Chisso Corp | Ferroelektrische chirale smektische Flüssigkristallzusammensetzung. |
FR2588011B1 (fr) * | 1985-10-02 | 1988-06-24 | Commissariat Energie Atomique | Melanges comportant un cristal liquide nematique et un compose non mesomorphe |
GB8712464D0 (en) * | 1987-05-27 | 1987-07-01 | Merck Patent Gmbh | Liquid crystal phase |
US5058999A (en) * | 1987-07-13 | 1991-10-22 | Frederick Davis | Liquid crystal device having distinguishing means |
US4952033A (en) * | 1987-07-13 | 1990-08-28 | James L. Fergason | Liquid crystal medical device |
US5124819A (en) * | 1987-07-13 | 1992-06-23 | James L. Fergason | Liquid crystal medical device having distinguishing means |
JPH03122615A (ja) * | 1989-10-06 | 1991-05-24 | Toshiba Corp | 液晶表示装置 |
GB2267910B (en) * | 1992-06-19 | 1996-12-18 | Merck Patent Gmbh | 1-Methyl-2-oxaalkoxy-derivatives |
CA2166847C (en) * | 1995-09-19 | 2000-09-05 | Frederick Davis | Multilayered dispersed thermochromic liquid crystal |
DE10039377A1 (de) | 1999-09-03 | 2001-03-08 | Merck Patent Gmbh | Thermochromes flüssigkristallines Medium |
US20030174263A1 (en) * | 2001-12-18 | 2003-09-18 | Lawandy Nabil M. | Reversible information carrying system that turns from invisible to readable |
EP2052711A3 (de) | 2007-10-27 | 2010-02-24 | Sar Holdings International Limited | Silikon-Babyprodukte |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4022706A (en) * | 1973-12-17 | 1977-05-10 | Robert Parker Research, Inc. | Cholesteric liquid crystal water base ink and laminates formed therefrom |
US4137192A (en) * | 1974-01-25 | 1979-01-30 | Canon Kabushiki Kaisha | Liquid crystalline composition |
US4147651A (en) * | 1974-09-03 | 1979-04-03 | Beckman Instruments, Inc. | Biphenyl based liquid crystal compositions |
JPS5223348A (en) * | 1975-08-18 | 1977-02-22 | Ricoh Co Ltd | Method for cleaning photosensitive material |
GB1556994A (en) * | 1975-09-03 | 1979-12-05 | Secr Defence | Optically active cyanobiphenyl compounds and liquid crystal materials and devices containing them |
GB1596012A (en) * | 1976-08-16 | 1981-08-19 | Secr Defence | Optically active liquid crystal materials and liquid crystal devices containing them |
GB1576106A (en) * | 1976-11-25 | 1980-10-01 | Secr Defence | Temperature compensated liquid crystal devices |
GB1603076A (en) * | 1977-04-05 | 1981-11-18 | Secr Defence | Esters of (+)-4-(2'-methylbutyl)phenol and their use as liquid crystal materials |
GB2009219B (en) * | 1977-11-02 | 1982-04-28 | Secr Defence | Liquid ctystal material mixtures and devices incorporating such mixtures |
US4261651A (en) * | 1978-05-31 | 1981-04-14 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Liquid crystal compounds |
EP0008956B1 (de) * | 1978-09-13 | 1983-10-12 | The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and | Verbesserungen an Flüssigkristall-Zusammensetzungen und Vorrichtungen |
US4301054A (en) * | 1979-06-04 | 1981-11-17 | Thermal Imagery, Inc. | Thermographic cholesteric coating compositions |
JPS562370A (en) * | 1979-06-19 | 1981-01-12 | Mitsubishi Electric Corp | Nematic liquid crystal composition |
US4309304A (en) * | 1979-11-01 | 1982-01-05 | Exxon Research & Engineering Co. | Liquid crystal compositions for multiplexed displays |
GB2080820B (en) * | 1980-06-27 | 1984-07-11 | Secr Defence | Liquid crystal composition containing a cyanobiphenyl and a phenyl benzoate |
EP0060646B1 (de) * | 1981-03-13 | 1985-10-09 | The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and | Flüssigkristall-Zusammensetzungen |
EP0063447B1 (de) * | 1981-04-06 | 1987-01-14 | Minnesota Mining And Manufacturing Company | Thermisch adressierte smectische Flüssigkristallanzeigevorrichtung |
US4461715A (en) * | 1981-04-06 | 1984-07-24 | Minnesota Mining And Manufacturing Company | Thermally addressed cholesteric-smectic liquid crystal device and composition |
GB2134110B (en) * | 1983-01-26 | 1987-01-14 | Secr Defence | Liquid crystal 1-fluorophenyl-2-cyclohexyl-ethanes |
GB8318863D0 (en) * | 1983-07-12 | 1983-08-10 | Secr Defence | Thermochromic liquid crystal displays |
JPS60203692A (ja) * | 1984-03-28 | 1985-10-15 | Seiko Instr & Electronics Ltd | 液晶組成物 |
JPS6160782A (ja) * | 1984-08-31 | 1986-03-28 | Fujitsu Ltd | 蓄積型液晶組成物 |
-
1985
- 1985-06-19 GB GB858515510A patent/GB8515510D0/en active Pending
-
1986
- 1986-06-13 EP EP86304550A patent/EP0206680B1/de not_active Expired - Lifetime
- 1986-06-13 DE DE8686304550T patent/DE3685522T2/de not_active Expired - Fee Related
- 1986-06-18 US US06/875,699 patent/US4741859A/en not_active Expired - Lifetime
- 1986-06-19 JP JP61143982A patent/JPH0819408B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0206680A3 (en) | 1988-08-31 |
EP0206680A2 (de) | 1986-12-30 |
JPH0819408B2 (ja) | 1996-02-28 |
DE3685522D1 (de) | 1992-07-09 |
US4741859A (en) | 1988-05-03 |
EP0206680B1 (de) | 1992-06-03 |
JPS62582A (ja) | 1987-01-06 |
GB8515510D0 (en) | 1985-07-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |