FR2473538B1 - - Google Patents
Info
- Publication number
- FR2473538B1 FR2473538B1 FR8022717A FR8022717A FR2473538B1 FR 2473538 B1 FR2473538 B1 FR 2473538B1 FR 8022717 A FR8022717 A FR 8022717A FR 8022717 A FR8022717 A FR 8022717A FR 2473538 B1 FR2473538 B1 FR 2473538B1
- Authority
- FR
- France
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Liquid Crystal Substances (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD21841180 | 1980-01-11 | ||
| DD21841080A DD158177A3 (de) | 1980-01-11 | 1980-01-11 | Kristallin-fluessige nematische gemische |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2473538A1 FR2473538A1 (fr) | 1981-07-17 |
| FR2473538B1 true FR2473538B1 (US07696358-20100413-C00002.png) | 1983-11-25 |
Family
ID=25747678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8022717A Granted FR2473538A1 (fr) | 1980-01-11 | 1980-10-23 | Melange en cristaux liquides de l'ester du 4-(2,2-dicyan-ethenyl)-phenol et procede pour leur fabrication |
Country Status (5)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3221462A1 (de) * | 1981-06-18 | 1983-01-05 | F. Hoffmann-La Roche & Co AG, 4002 Basel | Fluessigkristallines gemisch |
| US4528114A (en) * | 1981-12-18 | 1985-07-09 | Hoffmann-La Roche Inc. | Acetylenes |
| US4512636A (en) * | 1982-06-15 | 1985-04-23 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdon Of Great Britian And Northern Ireland Of Whitehall | Liquid crystal compounds |
| DE3465192D1 (en) * | 1983-03-16 | 1987-09-10 | Hoffmann La Roche | Liquid crystal components having an alkenyl chain |
| DE3332692A1 (de) * | 1983-09-10 | 1985-03-28 | Merck Patent Gmbh, 6100 Darmstadt | Anisotrope verbindungen und fluessigkristallmischungen |
| US5252252A (en) * | 1983-09-10 | 1993-10-12 | Merck Patent Gesellschaft Mit Beschraenkter Haftung | Anisotropic compounds and liquid crystal mixtures |
| EP0167912B1 (de) * | 1984-07-12 | 1990-01-03 | F. Hoffmann-La Roche Ag | Flüssigkristalline Gemische enthaltend Komponenten mit einer 4-Alkenyl- oder 2Z-Alkenyl-Seitenkette |
| US5238602A (en) * | 1984-07-16 | 1993-08-24 | Hoffmann La Roche Inc. | Liquid crystals |
| CA1336441C (en) * | 1987-12-28 | 1995-07-25 | Manabu Uchida | Liquid crystal composition |
| JPH08283226A (ja) * | 1995-04-14 | 1996-10-29 | Chisso Corp | アクリロニトリル誘導体、液晶組成物および液晶表示素子 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD115828A1 (US07696358-20100413-C00002.png) * | 1974-10-30 | 1975-10-12 | ||
| FR2377441A1 (fr) * | 1977-01-14 | 1978-08-11 | Thomson Csf | Nouvelle famille de cristaux liquides de proprietes ameliorees, et dispositifs utilisant de tels cristaux liquides |
-
1980
- 1980-10-03 US US06/202,958 patent/US4363767A/en not_active Expired - Lifetime
- 1980-10-23 FR FR8022717A patent/FR2473538A1/fr active Granted
- 1980-10-23 CH CH7895/80A patent/CH648339A5/de not_active IP Right Cessation
- 1980-12-04 GB GB8038882A patent/GB2067188B/en not_active Expired
- 1980-12-12 DE DE19803046872 patent/DE3046872A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2473538A1 (fr) | 1981-07-17 |
| US4363767A (en) | 1982-12-14 |
| DE3046872C2 (US07696358-20100413-C00002.png) | 1988-06-01 |
| DE3046872A1 (de) | 1981-09-17 |
| GB2067188A (en) | 1981-07-22 |
| CH648339A5 (de) | 1985-03-15 |
| GB2067188B (en) | 1984-02-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |