GB8725928D0 - Ferroelectric smectic liquid crystal mixtures - Google Patents

Ferroelectric smectic liquid crystal mixtures

Info

Publication number
GB8725928D0
GB8725928D0 GB878725928A GB8725928A GB8725928D0 GB 8725928 D0 GB8725928 D0 GB 8725928D0 GB 878725928 A GB878725928 A GB 878725928A GB 8725928 A GB8725928 A GB 8725928A GB 8725928 D0 GB8725928 D0 GB 8725928D0
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
smectic liquid
crystal mixtures
ferroelectric smectic
ferroelectric
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
GB878725928A
Other versions
GB2198743B (en
GB2198743A (en
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Publication of GB8725928D0 publication Critical patent/GB8725928D0/en
Publication of GB2198743A publication Critical patent/GB2198743A/en
Application granted granted Critical
Publication of GB2198743B publication Critical patent/GB2198743B/en
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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • C09K19/126—Compounds containing at least one asymmetric carbon atom
    • 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
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • 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
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
    • C09K19/2007—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers the chain containing -COO- or -OCO- groups
    • 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
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
    • C09K19/2007—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers the chain containing -COO- or -OCO- groups
    • C09K19/2021—Compounds containing at least one asymmetric carbon atom
    • 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
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • 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
    • 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
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • C09K2019/121—Compounds containing phenylene-1,4-diyl (-Ph-)
    • C09K2019/123—Ph-Ph-Ph

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal Substances (AREA)
GB8725928A 1986-11-13 1987-11-05 Ferroelectric smectic liquid crystal mixtures containing terphenyls Expired - Lifetime GB2198743B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868627107A GB8627107D0 (en) 1986-11-13 1986-11-13 Ferroelectric smectic liquid crystal mixtures

Publications (3)

Publication Number Publication Date
GB8725928D0 true GB8725928D0 (en) 1987-12-09
GB2198743A GB2198743A (en) 1988-06-22
GB2198743B GB2198743B (en) 1991-03-06

Family

ID=10607259

Family Applications (2)

Application Number Title Priority Date Filing Date
GB868627107A Pending GB8627107D0 (en) 1986-11-13 1986-11-13 Ferroelectric smectic liquid crystal mixtures
GB8725928A Expired - Lifetime GB2198743B (en) 1986-11-13 1987-11-05 Ferroelectric smectic liquid crystal mixtures containing terphenyls

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB868627107A Pending GB8627107D0 (en) 1986-11-13 1986-11-13 Ferroelectric smectic liquid crystal mixtures

Country Status (1)

Country Link
GB (2) GB8627107D0 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0309774B1 (en) 1987-09-18 1992-11-19 F. Hoffmann-La Roche Ag Ferroelectric liquid-crystal cell
GB8724458D0 (en) * 1987-10-19 1987-11-25 Secr Defence Lateral cyano terphenyls
ATE88462T1 (en) * 1987-12-18 1993-05-15 Secr Defence Brit CYANHYDRIN DERIVATIVES AND THEIR USE IN LIQUID CRYSTAL MATERIALS AND DEVICES.
JPH01185390A (en) * 1988-01-18 1989-07-24 Chisso Corp Smectic liquid crystal mixture
US5273680A (en) * 1988-03-10 1993-12-28 Merck Patent Gesellschaft Mit Beschrankter Haftung Fluorinated oligophenyls and their use in liquid crystal materials
US5271867A (en) * 1989-08-23 1993-12-21 Sharp Kabushiki Kaisha Liquid crystal composition and liquid crystal device containing the same
JP2575885B2 (en) * 1989-08-23 1997-01-29 シャープ株式会社 Liquid crystal composition and liquid crystal device containing the same
GB2271118B (en) * 1992-09-30 1996-09-18 Merck Patent Gmbh Ferroelectric liquid-crystalline media, and their use in electro-optical devices
DE4426799B4 (en) * 1993-08-03 2013-07-25 Merck Patent Gmbh Benzene derivatives and liquid crystalline medium
GB9325438D0 (en) * 1993-12-13 1994-02-16 Secr Defence Ferroelectric liquid crystal devices
CN1232443A (en) 1996-07-31 1999-10-20 盐野义制药株式会社 Novel p-terphenyl compounds
EP1141172A1 (en) * 1998-11-17 2001-10-10 QinetiQ Limited Liquid crystal materials
JP4206687B2 (en) * 2002-04-09 2009-01-14 チッソ株式会社 Liquid crystal composition and liquid crystal display element
KR101182931B1 (en) * 2003-07-11 2012-09-13 메르크 파텐트 게엠베하 Liquid-crystal medium containing monofluoroterphenyl compounds
PL240079B1 (en) * 2017-10-31 2022-02-14 Wojskowa Akad Tech Smectic material with high photochemical stability and wide temperature range of monolayer smectic phase A (SmA1) and the device that uses such material

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8319849D0 (en) * 1983-07-22 1983-08-24 Secr Defence Compounds containing fluorobiphenyl group

Also Published As

Publication number Publication date
GB2198743B (en) 1991-03-06
GB2198743A (en) 1988-06-22
GB8627107D0 (en) 1986-12-10

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20031104