GB8917661D0 - Low molecular weight glass forming compounds and their use - Google Patents

Low molecular weight glass forming compounds and their use

Info

Publication number
GB8917661D0
GB8917661D0 GB898917661A GB8917661A GB8917661D0 GB 8917661 D0 GB8917661 D0 GB 8917661D0 GB 898917661 A GB898917661 A GB 898917661A GB 8917661 A GB8917661 A GB 8917661A GB 8917661 D0 GB8917661 D0 GB 8917661D0
Authority
GB
United Kingdom
Prior art keywords
molecular weight
low molecular
glass forming
forming compounds
weight glass
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
GB898917661A
Other versions
GB2222158A (en
GB2222158B (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.)
Werk fuer Fernsehelektronik im VEB Kombinat Mikroelektronik VEB
Werk fuer Fernsehelektronik GmbH
Original Assignee
Werk fuer Fernsehelektronik im VEB Kombinat Mikroelektronik VEB
Werk fuer Fernsehelektronik GmbH
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 Werk fuer Fernsehelektronik im VEB Kombinat Mikroelektronik VEB, Werk fuer Fernsehelektronik GmbH filed Critical Werk fuer Fernsehelektronik im VEB Kombinat Mikroelektronik VEB
Publication of GB8917661D0 publication Critical patent/GB8917661D0/en
Publication of GB2222158A publication Critical patent/GB2222158A/en
Application granted granted Critical
Publication of GB2222158B publication Critical patent/GB2222158B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • G11B7/25—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing liquid crystals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C235/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
    • C07C235/42—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton
    • C07C235/44—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring
    • C07C235/58—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring with carbon atoms of carboxamide groups and singly-bound oxygen atoms, bound in ortho-position to carbon atoms of the same non-condensed six-membered aromatic ring
    • C07C235/60—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring with carbon atoms of carboxamide groups and singly-bound oxygen atoms, bound in ortho-position to carbon atoms of the same non-condensed six-membered aromatic ring having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB8917661A 1988-08-02 1989-08-02 Glass forming polycyclic compounds Expired - Lifetime GB2222158B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD31857188A DD274441B5 (en) 1988-08-02 1988-08-02 LOW-MOLECULAR GLASS-FORMING MIXTURES WITH SMEKTICAL PHASES

Publications (3)

Publication Number Publication Date
GB8917661D0 true GB8917661D0 (en) 1989-09-20
GB2222158A GB2222158A (en) 1990-02-28
GB2222158B GB2222158B (en) 1992-06-03

Family

ID=5601455

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8917661A Expired - Lifetime GB2222158B (en) 1988-08-02 1989-08-02 Glass forming polycyclic compounds

Country Status (5)

Country Link
JP (1) JPH0288542A (en)
CH (1) CH678189A5 (en)
DD (1) DD274441B5 (en)
DE (1) DE3921809A1 (en)
GB (1) GB2222158B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD247227A1 (en) * 1986-03-05 1987-07-01 Univ Halle Wittenberg GLASSY NEMATIC LIQUID CRYSTALS

Also Published As

Publication number Publication date
DD274441B5 (en) 1993-11-04
GB2222158A (en) 1990-02-28
GB2222158B (en) 1992-06-03
DD274441A1 (en) 1989-12-20
DE3921809A1 (en) 1990-02-15
JPH0288542A (en) 1990-03-28
CH678189A5 (en) 1991-08-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930802