FR2514774B1 - - Google Patents
Info
- Publication number
- FR2514774B1 FR2514774B1 FR8217495A FR8217495A FR2514774B1 FR 2514774 B1 FR2514774 B1 FR 2514774B1 FR 8217495 A FR8217495 A FR 8217495A FR 8217495 A FR8217495 A FR 8217495A FR 2514774 B1 FR2514774 B1 FR 2514774B1
- 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
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/50—Tetrazo dyes
-
- 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
- C09K19/60—Pleochroic dyes
- C09K19/601—Azoic
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/312,678 US4401369A (en) | 1981-10-19 | 1981-10-19 | Class of dichroic dyes for use with liquid crystals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2514774A1 FR2514774A1 (fr) | 1983-04-22 |
| FR2514774B1 true FR2514774B1 (cg-RX-API-DMAC7.html) | 1985-05-24 |
Family
ID=23212508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8217495A Granted FR2514774A1 (fr) | 1981-10-19 | 1982-10-19 | Nouvelle classe de colorants dichroiques pour l'utilisation avec des cristaux liquides |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4401369A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5879077A (cg-RX-API-DMAC7.html) |
| CH (1) | CH656889A5 (cg-RX-API-DMAC7.html) |
| DE (1) | DE3238702A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2514774A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB2108519B (cg-RX-API-DMAC7.html) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4493532A (en) * | 1981-11-16 | 1985-01-15 | Hitachi, Ltd. | Pleochroic azo dyes, a liquid crystal composition containing the azo dyes and a display device using the liquid crystal composition |
| JPS58138767A (ja) * | 1982-02-10 | 1983-08-17 | Hitachi Ltd | 液晶組成物及び表示素子 |
| JPS5947261A (ja) * | 1982-09-13 | 1984-03-16 | Nippon Kanko Shikiso Kenkyusho:Kk | 液晶用アゾ色素の二色性改良法 |
| GB2120674B (en) * | 1982-03-13 | 1986-11-19 | Nippon Kanko Shikiso Kenyusho | Dichroic dyestuffs for liquid crystals and liquid crystal compositions comprising the same |
| US4588517A (en) * | 1982-06-30 | 1986-05-13 | Hitachi, Ltd. | Liquid crystal composition |
| YU44866B (en) * | 1983-09-09 | 1991-04-30 | Inst Stefan Jozef | Matrix lcd with an internal reflector and a measuring net |
| US4674841A (en) * | 1985-03-08 | 1987-06-23 | Tektronix, Inc. | Color filter switchable among three state via a variable retarder |
| DE3529988A1 (de) * | 1985-08-22 | 1987-02-26 | Basf Ag | Trisazofarbstoffe und deren verwendung in fluessigkristallinen materialien |
| DD257889A1 (de) * | 1987-02-20 | 1988-06-29 | Werk Fernsehelektronik Veb | Verfahren zur herstellung farbiger fluessigkristallanzeigen |
| US5097029A (en) * | 1989-07-03 | 1992-03-17 | Hercules Incorporated | Process for preparing 2,3-dihydro-1,3-dialkyl-2,3-dialkyl perimidines and N,N-'-dialkyl-1,8-naphthalene diamines |
| EP0406812B1 (en) * | 1989-07-03 | 1995-02-15 | Hercules Incorporated | Process for the preparation of NiNi-dialkyl-1,8-naphthalene diamine |
| US5846452A (en) * | 1995-04-06 | 1998-12-08 | Alliant Techsystems Inc. | Liquid crystal optical storage medium with gray scale |
| ES2494293T3 (es) | 2006-09-13 | 2014-09-15 | Rolic Ag | Retardador fotoalineado por volumen |
| US8574454B2 (en) * | 2006-12-22 | 2013-11-05 | Rolic Ag | Patternable liquid crystal polymer comprising thio-ether units |
| JP5566160B2 (ja) * | 2010-03-31 | 2014-08-06 | 富士フイルム株式会社 | 液晶性化合物、液晶性組成物、光吸収異方性膜、及び液晶表示装置 |
| CN103890648B (zh) | 2011-10-03 | 2019-06-18 | 罗利克有限公司 | 具有强uv-二色性的光定向层 |
| JP6552410B2 (ja) | 2012-05-30 | 2019-07-31 | ロリク アーゲーＲｏｌｉｃ Ａｇ | 個別にパターン化された異方性を有する素子の高速な製造 |
| EP3036094B1 (en) | 2013-08-19 | 2019-11-20 | ROLIC Technologies AG | Method of production of a photo-alignable object and photo-alignable materials |
| EP3126883B1 (en) | 2014-04-03 | 2023-07-12 | ROLIC Technologies AG | Optical devices with patterned anisotropy incorporating parallax optic |
| ES2983074T3 (es) | 2014-07-31 | 2024-10-21 | Basf Coatings Gmbh | Estructura de encapsulación para una pantalla OLED que incorpora propiedades antirreflectantes |
| CN108350363A (zh) | 2015-11-11 | 2018-07-31 | 罗利克技术有限公司 | 可光对准材料的组合物 |
| US11181674B2 (en) | 2016-07-29 | 2021-11-23 | Rolic Technologies AG | Method for generating alignment on top of a liquid crystal polymer material |
| KR102846849B1 (ko) | 2019-06-28 | 2025-08-18 | 롤릭 테크놀로지스 아게 | 신규한 중합가능 액정 |
| JP7538155B2 (ja) | 2019-06-28 | 2024-08-21 | ロリク・テクノロジーズ・アーゲー | キノキサリン－ヒドラゾンコアを有する新規な重合性液晶 |
| JP7578614B2 (ja) | 2019-06-28 | 2024-11-06 | ロリク・テクノロジーズ・アーゲー | カルバゾールコアを有する新規な重合性液晶 |
| EP4004614A1 (en) | 2019-07-24 | 2022-06-01 | Rolic Technologies AG | Photo-alignable positive c-plate retarder |
| US11952524B2 (en) | 2019-08-28 | 2024-04-09 | Rolic Technologies AG | Compositions of polymerizable liquid crystals |
| TW202448972A (zh) | 2023-05-12 | 2024-12-16 | 瑞士商羅立克科技股份公司 | 可聚合液晶組成物 |
| WO2025247588A1 (en) | 2024-05-31 | 2025-12-04 | Rolic Technologies AG | Optical security device |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3697478A (en) * | 1970-10-19 | 1972-10-10 | Monsanto Co | Polyamides from pseudo-conjugated azo-aromatic diamines |
| DE2414477C3 (de) * | 1974-03-26 | 1980-11-27 | Cassella Ag, 6000 Frankfurt | Farbstoffzubereitung und Verfahren zum Färben und Bedrucken von hochmolekularen Polyestern und Zellulosetriacetat |
| US4145114A (en) * | 1975-06-17 | 1979-03-20 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Pleochroic dyes |
| CH594897A5 (cg-RX-API-DMAC7.html) * | 1976-06-23 | 1978-01-31 | Bbc Brown Boveri & Cie | |
| US4128497A (en) * | 1976-09-09 | 1978-12-05 | General Electric Company | Dichroic liquid crystal compositions |
| US4179395A (en) * | 1976-09-09 | 1979-12-18 | General Electric Company | Dichroic dyes having a plurality of azo bonding groups |
| US4122027A (en) * | 1976-11-08 | 1978-10-24 | General Electric Company | Dichroic liquid crystal composition with 4,4-bis (substituted naphthylazo)azobenzene dichroic dyes |
| CA1077755A (en) * | 1977-02-23 | 1980-05-20 | Arnold H. Bourne | Variable lead optical tracing machine |
| CA1120478A (en) * | 1979-02-05 | 1982-03-23 | Arthur Boller | Cyclohexyl pyrimidines |
| US4350603A (en) * | 1980-06-30 | 1982-09-21 | General Electric Company | Novel tris-azo dyes and liquid crystal compositions made therewith |
| US4308161A (en) * | 1980-08-04 | 1981-12-29 | General Electric Company | Novel yellow azo dyes and dichroic liquid crystal compositions made therewith |
| US4308164A (en) * | 1980-08-04 | 1981-12-29 | General Electric Company | Novel yellow azo dyes and dichroic liquid crystal composition made therewith |
| US4308163A (en) * | 1980-08-04 | 1981-12-29 | General Electric Company | Novel yellow azo dyes and dichroic liquid crystal composition made therewith |
| US4308162A (en) * | 1980-12-08 | 1981-12-29 | General Electric Company | Novel yellow azo dyes and dichroic liquid crystal compositions made therewith |
| GB2090274B (en) * | 1980-12-12 | 1984-09-12 | Minnesota Mining & Mfg | Dichroic dyestuff |
| US4359398A (en) * | 1980-12-22 | 1982-11-16 | General Electric Company | Liquid crystal compositions with novel tris-azo dichroic dyes |
-
1981
- 1981-10-19 US US06/312,678 patent/US4401369A/en not_active Expired - Fee Related
-
1982
- 1982-10-15 GB GB08229524A patent/GB2108519B/en not_active Expired
- 1982-10-18 CH CH6059/82A patent/CH656889A5/fr not_active IP Right Cessation
- 1982-10-19 JP JP57182234A patent/JPS5879077A/ja active Granted
- 1982-10-19 DE DE19823238702 patent/DE3238702A1/de active Granted
- 1982-10-19 FR FR8217495A patent/FR2514774A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CH656889A5 (fr) | 1986-07-31 |
| GB2108519A (en) | 1983-05-18 |
| DE3238702C2 (cg-RX-API-DMAC7.html) | 1990-03-08 |
| US4401369A (en) | 1983-08-30 |
| FR2514774A1 (fr) | 1983-04-22 |
| JPH0144235B2 (cg-RX-API-DMAC7.html) | 1989-09-26 |
| JPS5879077A (ja) | 1983-05-12 |
| DE3238702A1 (de) | 1983-04-28 |
| GB2108519B (en) | 1985-10-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |