SE8802420L - Flytande-kristallina 1,3,4-tiadiazoler - Google Patents

Flytande-kristallina 1,3,4-tiadiazoler

Info

Publication number
SE8802420L
SE8802420L SE8802420A SE8802420A SE8802420L SE 8802420 L SE8802420 L SE 8802420L SE 8802420 A SE8802420 A SE 8802420A SE 8802420 A SE8802420 A SE 8802420A SE 8802420 L SE8802420 L SE 8802420L
Authority
SE
Sweden
Prior art keywords
thiadiazoles
compounds
optically active
mixtures
liquid crystalline
Prior art date
Application number
SE8802420A
Other languages
English (en)
Other versions
SE8802420D0 (sv
Inventor
G Y Bak
D Demus
H Kresse
A Maedicke
G Pelzl
W Schaefer
C Tschierske
H Zaschke
Original Assignee
Werk Fernsehelektronik Veb
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DD87304402A external-priority patent/DD261802A1/de
Priority claimed from DD87309119A external-priority patent/DD266107A1/de
Application filed by Werk Fernsehelektronik Veb filed Critical Werk Fernsehelektronik Veb
Publication of SE8802420D0 publication Critical patent/SE8802420D0/sv
Publication of SE8802420L publication Critical patent/SE8802420L/sv

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/01—Five-membered rings
    • C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
    • C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
    • C07D285/12—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
    • 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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
    • 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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
    • C09K19/3491—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having sulfur as hetero atom
    • C09K19/3497—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having sulfur as hetero atom the heterocyclic ring containing sulfur and nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
  • Liquid Crystal Substances (AREA)
  • Plural Heterocyclic Compounds (AREA)
SE8802420A 1987-07-01 1988-06-28 Flytande-kristallina 1,3,4-tiadiazoler SE8802420L (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DD87304402A DD261802A1 (de) 1987-07-01 1987-07-01 Ferroelektrische fluessigkristalle
DD87309119A DD266107A1 (de) 1987-11-17 1987-11-17 Fluessig-kristalline mischungen mit ausgedehnten smektischen c-phasen

Publications (2)

Publication Number Publication Date
SE8802420D0 SE8802420D0 (sv) 1988-06-28
SE8802420L true SE8802420L (sv) 1989-01-02

Family

ID=25748157

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8802420A SE8802420L (sv) 1987-07-01 1988-06-28 Flytande-kristallina 1,3,4-tiadiazoler

Country Status (9)

Country Link
US (1) US4952699A (sv)
JP (1) JP2880169B2 (sv)
KR (1) KR910003855B1 (sv)
CH (1) CH676246A5 (sv)
DE (1) DE3819972C2 (sv)
FR (1) FR2617496B1 (sv)
GB (1) GB2208115B (sv)
HK (2) HK15694A (sv)
SE (1) SE8802420L (sv)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5478496A (en) * 1987-04-16 1995-12-26 Merck Patent Gesellschaft Mit Beschrankter Haftung Media containing thiazole derivatives and thiadiazole derivatives and having a smectic liquid-crystalline phase
US5034151A (en) * 1988-03-28 1991-07-23 Canon Kabushiki Kaisha Mesomorphic compound, ferroelectric liquid crystal composition containing same and ferroelectric liquid crystal device
JP2872260B2 (ja) * 1988-03-28 1999-03-17 キヤノン株式会社 強誘電性液晶素子
JPH0312477A (ja) * 1989-06-09 1991-01-21 Canon Inc 強誘電性カイラルスメクチック液晶組成物およびこれを含む液晶素子
EP0347943B1 (en) * 1988-06-24 1994-09-14 Canon Kabushiki Kaisha Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same
ES2068851T3 (es) * 1988-06-24 1995-05-01 Canon Kk Composicion de cristal liquido ferroelectrico quiral esmectico y dispositivo de cristal liquido que lo utiliza.
US5240637A (en) * 1988-06-24 1993-08-31 Canon Kabushiki Kaisha Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same
JPH0312484A (ja) * 1989-06-09 1991-01-21 Canon Inc 強誘電性カイラルスメクチック液晶組成物おこよびこれを含む液晶素子
DE68917832T2 (de) * 1988-06-24 1995-01-26 Canon Kk Ferroelektrische chirale smektische Flüssigkristallzusammensetzung und dieselbe verwendende Vorrichtung.
JPH0312480A (ja) * 1989-06-09 1991-01-21 Canon Inc 強誘電性カイラルスメクチック液晶組成物およびこれを含む液晶素子
ATE118807T1 (de) * 1988-07-14 1995-03-15 Canon Kk Ferroelektrische, chirale, smektische flüssigkristall-zusammensetzung und vorrichtung zu deren anwendung.
US5183586A (en) * 1988-07-14 1993-02-02 Canon Kabushiki Kaisha Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same
US5250221A (en) * 1988-07-15 1993-10-05 Canon Kabushiki Kaisha Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same
ATE92092T1 (de) * 1988-10-17 1993-08-15 Canon Kk Mesomorphe verbindung, diese enthaltende fluessigkristall-zusammensetzung und deren anwendung in einer fluessigkristall-vorrichtung.
JP2801269B2 (ja) * 1989-07-10 1998-09-21 キヤノン株式会社 化合物およびこれを含む液晶組成物およびこれを使用した液晶素子
JP2763339B2 (ja) * 1989-07-31 1998-06-11 キヤノン株式会社 液晶組成物およびこれを使用した液晶素子
JP2801279B2 (ja) * 1989-08-25 1998-09-21 キヤノン株式会社 化合物およびこれを含む液晶組成物およびこれを使用した液晶素子
US5200109A (en) * 1989-09-22 1993-04-06 Canon Kabushiki Kaisha Mesomorphic compound, liquid crystal composition containing same and liquid crystal device using same
JPH03178971A (ja) * 1989-09-22 1991-08-02 Canon Inc 液晶性化合物、これを含む液晶組成物およびこれを使用した液晶素子
JPH03193774A (ja) * 1989-12-22 1991-08-23 Canon Inc 光学活性液晶化合物、これを含む液晶組成物およびこれを利用した液晶素子
US5143642A (en) * 1990-01-13 1992-09-01 Merck Patent Gesellschaft Mit Beschrankter Haftung Liquid-crystalline medium for electrooptical display elements based on the ECB effect
DE4027981A1 (de) * 1990-09-04 1992-04-30 Merck Patent Gmbh Matrix-fluessigkristallanzeige
TW211581B (sv) * 1991-11-07 1993-08-21 Hoechst Ag
EP0552658B1 (de) * 1992-01-22 2001-05-23 Aventis Research & Technologies GmbH & Co. KG Derivate der 3-Cyclohexylpropionsäure und ihre Verwendung in ferroelektrischen Flüssigkristallmischungen
JP3069004B2 (ja) * 1993-06-30 2000-07-24 チッソ株式会社 スメクチックｃ液晶組成物および液晶表示素子
DE4434754A1 (de) * 1993-09-30 1995-04-06 Hoechst Ag Neue Verbindungen zur Verwendung in Flüssigkristallmischungen
DE19502178A1 (de) * 1994-01-27 1995-08-03 Hoechst Ag Thiadiazolderivate, Verfahren zu ihrer Herstellung und ihre Verwendung als Vorprodukte zur Herstellung von Flüssigkristallen

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL261797A (sv) * 1960-03-01
DD117014A1 (sv) * 1975-01-15 1975-12-12
US4448968A (en) * 1981-02-27 1984-05-15 Ciba-Geigy Corporation Process for the preparation of 1,3,4-thiadiazolone derivatives
DE3515373A1 (de) * 1985-04-27 1986-11-06 Merck Patent Gmbh, 6100 Darmstadt Stickstoffhaltige heterocyclen
DE3627964C2 (de) * 1985-08-26 2000-11-02 Samsung Electronic Devices Ferroelektrische kristallin-flüssige Derivate verzweigter acyclischer chiraler alpha-Chlorcarbonsäuren, Verfahren zu ihrer Herstellung und ihre Verwendung in Gemischen für schnell schaltende Displays in der Optoelektronik
DD240386B1 (de) * 1985-08-26 1989-01-18 Univ Halle Wittenberg Verfahren zur herstellung von verzweigten acyclischen alpha-chlorcarbonsaeuren
DD240385A1 (de) * 1985-08-26 1986-10-29 Univ Halle Wittenberg Anwendung ferroelektrischer fluessigkristalle
DD247221A1 (de) * 1986-03-05 1987-07-01 Univ Halle Wittenberg Verfahren zur herstellung 2,5-disubstituierter 1,3,4-thiadiazolderivate mit trans-cyclohexanstrukturfragmenten
DE3703651A1 (de) * 1986-03-05 1987-09-10 Werk Fernsehelektronik Veb Kristallin-fluessige gemische mit negativer dielektrischer anisotropie
DD247694A1 (de) * 1986-03-05 1987-07-15 Martin Uther Uni Halle Wittenb Kristallin-fluessige gemische
DE3712995B4 (de) * 1987-04-16 2004-02-05 Qinetiq Ltd. Thiazol- und Thiadiazol-Derivate enthaltende Medien mit smektischer flüssigkristalliner Phase und die Verwendung dieser Medien in elektrooptischen Anzeigeelementen
DE3730859A1 (de) * 1987-04-16 1989-03-30 Merck Patent Gmbh Thiazol- und thiadiazol-derivate enthaltende medien mit smektischer fluessigkristalliner phase

Also Published As

Publication number Publication date
KR910003855B1 (ko) 1991-06-12
FR2617496B1 (fr) 1994-08-12
HK15694A (en) 1994-03-04
DE3819972C2 (de) 1997-04-10
US4952699A (en) 1990-08-28
GB2208115A (en) 1989-03-01
FR2617496A1 (fr) 1989-01-06
GB2208115B (en) 1992-03-11
DE3819972A1 (de) 1989-01-12
CH676246A5 (sv) 1990-12-28
KR890002368A (ko) 1989-04-10
GB8815606D0 (en) 1988-08-03
SE8802420D0 (sv) 1988-06-28
HK15494A (en) 1994-03-04
JPS6461472A (en) 1989-03-08
JP2880169B2 (ja) 1999-04-05

Similar Documents

Publication Publication Date Title
SE8802420L (sv) Flytande-kristallina 1,3,4-tiadiazoler
SE8800462D0 (sv) Ferroelektriska flytande kristaller
JPS5521479A (en) Liquid crystal polymer phase having cholesteric structure and its manufacture
SE7709091L (sv) Flytande kristallint material
DE3688774D1 (de) Smektische fluessigkristalline phasen.
ATE2066T1 (de) Organische mesomorphe verbindung, deren chemische formel sich von einer 4-a lkoxyltetrafluorbenzoesaeure ableitet, und eine solche verbindung verwendende fluessigkeitskristallvorrichtung.
DK472585A (da) Smeltebehandlelige, optisk anisotrope polymere
ATE8612T1 (de) Fluorhaltige 4,4'-bis-(cyclohexyl)biphenylderivate, diese enthaltende dielektrika und elektrooptisches anzeigeelement.
KR920701095A (ko) 페닐사이클로헥산 및 액정 매질
ATE60603T1 (de) Chirale aryl-2,3-epoxyalkyl-ether und deren entsprechende thioverbindungen und ihre verwendung als dotierstoff in fluessigkristallphasen.
KR890000627A (ko) 스메틱 액정혼합물
KR900003331A (ko) 키랄 스멕틱 액정 및 이를 함유하는 정보표시 및 저장용 유리상 물질
KR910700320A (ko) 불소화 올리고페닐을 함유한 액정 매질
KR890013159A (ko) 강유전성 액정 조성물
DE3885128D1 (de) Verwendung von 5-Phenyl-Pyrimidinderivaten als Komponenten in smektischen Flüssigkristallmischungen.
KR890006790A (ko) 2,5-디페닐 피리미딘 화합물 및 액정 조성물
DE3878457D1 (de) Fluessigkristallzusammensetzung.
KR890005055A (ko) 광학 활성-2,5- 디페닐피리딘
ATE103905T1 (de) Fluessigkristalline cyclohexancarbonsaeurephenylpyrimidinester mit smektischer phase in fluessigkristall-mischungen und ihre verwendung.
DE3063370D1 (en) Tetrahydroquinazolines, process for their preparation, liquid crystalline dielectrics containing them and electro-optical display element
ATE115570T1 (de) Optisch aktive 2-biphenylpyrimidinderivate und diese enthaltende flüssigkristallmischungen.
GB2003864A (en) Esters useful in liquid crystals
GB2138838B (en) Crystalline-liquid mixtures for the guest-host effect
NO881471L (no) Anvendelse av forbindelser med chiral, polar molekyldel som komponenter i blandinger av flytende krystaller for utnyttelse av den elektrokline effekten.
KR890008074A (ko) α-아릴옥시프로피온산 에스테르

Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 8802420-3

Effective date: 19930424

Format of ref document f/p: F