CA2046732A1 - Cyclosiloxanes renfermant des groupements lateraux mesogenes - Google Patents

Cyclosiloxanes renfermant des groupements lateraux mesogenes

Info

Publication number
CA2046732A1
CA2046732A1 CA2046732A CA2046732A CA2046732A1 CA 2046732 A1 CA2046732 A1 CA 2046732A1 CA 2046732 A CA2046732 A CA 2046732A CA 2046732 A CA2046732 A CA 2046732A CA 2046732 A1 CA2046732 A1 CA 2046732A1
Authority
CA
Canada
Prior art keywords
radical
value
same
different
groups
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.)
Granted
Application number
CA2046732A
Other languages
English (en)
Other versions
CA2046732C (fr
Inventor
Norman Haeberle
Wolfgang Haas
Franz-Heinrich Kreuzer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wacker Chemie AG
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Publication of CA2046732A1 publication Critical patent/CA2046732A1/fr
Application granted granted Critical
Publication of CA2046732C publication Critical patent/CA2046732C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C09K19/40—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen or sulfur, e.g. silicon, metals
    • C09K19/406—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen or sulfur, e.g. silicon, metals containing silicon
    • C09K19/408—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/21—Cyclic compounds having at least one ring containing silicon, but no carbon in the ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Silicon Polymers (AREA)
CA002046732A 1990-07-12 1991-07-10 Cyclosiloxanes renfermant des groupements lateraux mesogenes Expired - Lifetime CA2046732C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4022151A DE4022151A1 (de) 1990-07-12 1990-07-12 Cyclosiloxane mit mesogenen seitengruppen
DEP4022151.2 1990-07-12

Publications (2)

Publication Number Publication Date
CA2046732A1 true CA2046732A1 (fr) 1992-01-13
CA2046732C CA2046732C (fr) 1995-08-29

Family

ID=6410123

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002046732A Expired - Lifetime CA2046732C (fr) 1990-07-12 1991-07-10 Cyclosiloxanes renfermant des groupements lateraux mesogenes

Country Status (5)

Country Link
US (2) US5221759A (fr)
EP (1) EP0466183B1 (fr)
JP (1) JP2597053B2 (fr)
CA (1) CA2046732C (fr)
DE (2) DE4022151A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4022151A1 (de) * 1990-07-12 1992-01-16 Consortium Elektrochem Ind Cyclosiloxane mit mesogenen seitengruppen
US5298589A (en) * 1992-07-16 1994-03-29 Temple University-Of The Commonwealth System Of Higher Education Highly functionalized polycyclosiloxanes and their polymerization into thermally reversible living rubbers
DE4234845A1 (de) * 1992-10-15 1994-04-21 Consortium Elektrochem Ind Flüssigkristalline doristerolhaltige Organosiloxane
DE4317704A1 (de) * 1993-05-27 1994-12-01 Consortium Elektrochem Ind Chirale Weinsäureimide enthaltende flüssigkristalline Organosiloxane
CA2128342C (fr) * 1993-07-22 1997-06-24 Jochen Dauth Composes organosilicies a groupements triazene
KR970010592B1 (ko) * 1993-12-01 1997-06-28 한국과학기술연구원 2-아릴프로필히드로겐폴리실록산 형태의 실리콘 오일 및 그의 제조방법
GB2314331B (en) * 1995-04-07 1999-05-26 Secr Defence Polysiloxanes
GB9507316D0 (en) * 1995-04-07 1995-05-31 Secr Defence Polysiloxanes
US5539137A (en) * 1995-06-07 1996-07-23 General Electic Company Aryl substituted silicone fluids having high refractive indices and method for making
CN1085671C (zh) * 1997-12-31 2002-05-29 南京大学 环状低聚四烃基硅苯撑硅氧烷及其制法和用途
DE19857691A1 (de) 1998-12-14 2000-06-15 Consortium Elektrochem Ind Flüssig-kristalline Silicone mit erhöhter UV-Beständigkeit
US7070838B2 (en) 2003-06-23 2006-07-04 Chisso Petrochemical Corporation Liquid crystalline compound, liquid crystal composition and their polymers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3560435A (en) * 1968-10-24 1971-02-02 Dow Corning Method of polymerizing organosilicon compounds using a nitro catalyst
DE3110048A1 (de) * 1981-03-16 1982-09-30 Consortium für elektrochemische Industrie GmbH, 8000 München "fluessigkristalline phasen aufweisende zusammensetzungen auf basis cyclischer organopolysiloxane, ihre herstellung und deren verwendung"
SU1126579A1 (ru) * 1983-02-15 1984-11-30 Ордена Ленина институт элементоорганических соединений им.А.Н.Несмеянова Стереорегул рные полиорганоциклосилоксаны растворимые жидкокристаллические полимеры обладающие широким диапазоном мезаморфного состо ни и способ их получени
EP0241247A3 (fr) * 1986-04-07 1988-04-27 RAYCHEM CORPORATION (a Delaware corporation) Compositions indicatrices de la température de manière réversible
US4902731A (en) * 1986-08-27 1990-02-20 Hercules Incorporated Organosilicon prepolymers
DE3726999A1 (de) * 1987-08-13 1989-02-23 Consortium Elektrochem Ind Dimethylsilyl-substituierte benzoylchloride und verfahren zu ihrer herstellung
DE3808430A1 (de) * 1988-03-14 1989-09-28 Consortium Elektrochem Ind Fluessigkristalline polymere mit chromophoren seitengruppen
DE3940148A1 (de) * 1989-12-05 1991-06-06 Consortium Elektrochem Ind Cyclische organosiloxane mit nichtlinearen optischen eigenschaften
DE4022151A1 (de) * 1990-07-12 1992-01-16 Consortium Elektrochem Ind Cyclosiloxane mit mesogenen seitengruppen

Also Published As

Publication number Publication date
DE4022151A1 (de) 1992-01-16
EP0466183B1 (fr) 1995-09-20
JPH04230396A (ja) 1992-08-19
US5304667A (en) 1994-04-19
US5221759A (en) 1993-06-22
EP0466183A1 (fr) 1992-01-15
JP2597053B2 (ja) 1997-04-02
DE59106509D1 (de) 1995-10-26
CA2046732C (fr) 1995-08-29

Similar Documents

Publication Publication Date Title
CA2046732A1 (fr) Cyclosiloxanes renfermant des groupements lateraux mesogenes
DE60040901D1 (de) Polyhydroxyalkanoat
DE59510507D1 (de) Poly(paraphenylenvinylen)-derivate und ihre verwendung als elektrolumineszenzmaterialien
ES2064751T3 (es) Fenilciclohexanos y medio fluidocristalino.
EP0363198A3 (fr) Composition photosensible positive
DE58907440D1 (de) Organosilylalkyl- oder -alkenyl- Verbindungen, Verfahren zu ihrer Herstellung und ihre Verwendung in flüssigkristallinen Mischungen.
KR900009935A (ko) 액정 조성물
PT100951A (pt) Composicao dentaria resinosa baseada em polisiloxanos polimerizaveis
DE3852931D1 (de) Flüssigkristalline Cyclopropyl-alkyl- oder -alkenyl-Heterocyclen, Verfahren zu ihrer Herstellung und ihre Verwendung in flüssig-kristallinen Mischungen.
KR950032569A (ko) 액정 화합물, 액정 조성물 및 액정 디스플레이 소자
KR850001798A (ko) 액정유전체의 제조방법
WO1997020791A1 (fr) Composes alcenyle comportant des liaisons oxygene, composition de cristaux liquides et element d'affichage a cristaux liquides
CA2019558A1 (fr) Derives ii d'acide benzoique silylate
KR850004609A (ko) 비등방성 화합물을 포함하는 액정조성물
DE59109263D1 (de) 2-Fluorpyridine, Verfahren zu ihrer Herstellung und ihre Verwendung in Flüssigkristallmischungen
EP0376310A3 (fr) Polymère mésomorphe, composé monomère mésomorphe, composition liquide cristalline et dispositif à cristal liquide
RU2002124592A (ru) Устройство обнаружения излучения
DE58908042D1 (de) Heterocyclische derivate des 1,2-difluorbenzols.
EP0872484A4 (fr) Composes de silicium organique, composition de cristaux liquides, et element d'affichage a cristaux liquides
ATE209672T1 (de) Organosiloxane mit niedriger glastemperatur
KR950032167A (ko) 광학 활성 톨란 유도체
CA2028286A1 (fr) Composes organosilylalkylaromatiques
KR960001088A (ko) 액정 조성물 및 액정 표시 장치
KR920701137A (ko) 방향족 니트릴의 제조방법
WO2002102756A3 (fr) Polyimide a elements structurels cf2o

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKEC Expiry (correction)

Effective date: 20121202