GB1458710A - Aromatic schiffs bases containing alkyl carbonate groups and having liquid crystalline properties - Google Patents

Aromatic schiffs bases containing alkyl carbonate groups and having liquid crystalline properties

Info

Publication number
GB1458710A
GB1458710A GB4277174A GB4277174A GB1458710A GB 1458710 A GB1458710 A GB 1458710A GB 4277174 A GB4277174 A GB 4277174A GB 4277174 A GB4277174 A GB 4277174A GB 1458710 A GB1458710 A GB 1458710A
Authority
GB
United Kingdom
Prior art keywords
aromatic
liquid crystalline
containing alkyl
carbonate groups
alkyl carbonate
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.)
Expired
Application number
GB4277174A
Other languages
English (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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of GB1458710A publication Critical patent/GB1458710A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • 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
    • C09K19/22—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 nitrogen atoms as chain links, e.g. Schiff bases
    • 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
    • C09K19/48—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing Schiff bases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Liquid Crystal Substances (AREA)
GB4277174A 1973-10-03 1974-10-02 Aromatic schiffs bases containing alkyl carbonate groups and having liquid crystalline properties Expired GB1458710A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1414973 1973-10-03

Publications (1)

Publication Number Publication Date
GB1458710A true GB1458710A (en) 1976-12-15

Family

ID=4398401

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4277174A Expired GB1458710A (en) 1973-10-03 1974-10-02 Aromatic schiffs bases containing alkyl carbonate groups and having liquid crystalline properties

Country Status (13)

Country Link
JP (1) JPS5059351A (enExample)
AU (1) AU7293574A (enExample)
BE (1) BE820624A (enExample)
DD (1) DD118773A5 (enExample)
DE (1) DE2447099A1 (enExample)
DK (1) DK519074A (enExample)
FR (1) FR2246544B1 (enExample)
GB (1) GB1458710A (enExample)
IL (1) IL45528A0 (enExample)
IT (1) IT1022479B (enExample)
NL (1) NL7412312A (enExample)
SE (1) SE7412308L (enExample)
ZA (1) ZA745360B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0280174B1 (en) * 1987-02-20 1995-02-01 Hitachi, Ltd. Compounds having schiff bonds, polymers thereof,and process for preparing the same

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD115828A1 (enExample) * 1974-10-30 1975-10-12
FR2609999B1 (fr) * 1987-01-27 1989-05-19 Ppg Industries Inc Nouveaux carbonates et thiocarbonates insatures, procede de preparation, et application comme cristaux liquides
US6258140B1 (en) * 1999-09-27 2001-07-10 Fujimi America Inc. Polishing composition

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0280174B1 (en) * 1987-02-20 1995-02-01 Hitachi, Ltd. Compounds having schiff bonds, polymers thereof,and process for preparing the same

Also Published As

Publication number Publication date
IT1022479B (it) 1978-03-20
DE2447099A1 (de) 1975-04-10
DD118773A5 (enExample) 1976-03-12
FR2246544A1 (enExample) 1975-05-02
BE820624A (fr) 1975-04-02
JPS5059351A (enExample) 1975-05-22
FR2246544B1 (enExample) 1978-11-24
AU7293574A (en) 1976-03-11
SE7412308L (enExample) 1975-04-04
NL7412312A (nl) 1975-04-07
ZA745360B (en) 1975-09-24
IL45528A0 (en) 1974-11-29
DK519074A (enExample) 1975-06-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee