GB1390107A - Cholesteric liquid crystals containing materials - Google Patents

Cholesteric liquid crystals containing materials

Info

Publication number
GB1390107A
GB1390107A GB2757072A GB2757072A GB1390107A GB 1390107 A GB1390107 A GB 1390107A GB 2757072 A GB2757072 A GB 2757072A GB 2757072 A GB2757072 A GB 2757072A GB 1390107 A GB1390107 A GB 1390107A
Authority
GB
United Kingdom
Prior art keywords
cholesteric liquid
liquid crystals
containing materials
crystals containing
june
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
GB2757072A
Other languages
English (en)
Inventor
A Koff
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 GB1390107A publication Critical patent/GB1390107A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/10—Dispersions; Emulsions
    • A61K9/127—Synthetic bilayered vehicles, e.g. liposomes or liposomes with cholesterol as the only non-phosphatidyl surfactant
    • A61K9/1274—Non-vesicle bilayer structures, e.g. liquid crystals, tubules, cubic phases or cochleates; Sponge phases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/28—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating
    • B41M5/281—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating using liquid crystals only
    • 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
    • C09K19/36—Steroidal liquid crystal compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Optics & Photonics (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Liquid Crystal Substances (AREA)
  • Cosmetics (AREA)
GB2757072A 1971-06-14 1972-06-13 Cholesteric liquid crystals containing materials Expired GB1390107A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15308971A 1971-06-14 1971-06-14

Publications (1)

Publication Number Publication Date
GB1390107A true GB1390107A (en) 1975-04-09

Family

ID=22545728

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2757072A Expired GB1390107A (en) 1971-06-14 1972-06-13 Cholesteric liquid crystals containing materials

Country Status (7)

Country Link
CA (1) CA980105A (enExample)
DD (1) DD104139A5 (enExample)
DE (1) DE2227720A1 (enExample)
FR (1) FR2141907B1 (enExample)
GB (1) GB1390107A (enExample)
NL (1) NL7208114A (enExample)
SE (1) SE375916B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112708303A (zh) * 2021-02-23 2021-04-27 广东壮丽彩印股份有限公司 一种胆甾相液晶结构色材料及其制备方法和在图文印刷上的应用

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1163973B (it) * 1978-03-17 1987-04-08 Shiseido Co Ltd Composizione di gel comprendente un minerale argilloso e un cristallo liquido,e preparato cosmetico che la contiene
CA1255653A (en) * 1982-12-15 1989-06-13 Paul J. Shannon Liquid crystalline materials useful to prepare polymeric films
DE3817946A1 (de) * 1988-05-27 1989-11-30 Bayerische Motoren Werke Ag Lichtdurchlaessige scheibe, insbesondere fuer das dach eines kraftfahrzeuges
FR2633515B1 (fr) * 1988-06-30 1992-04-10 Clarins Composition cosmetique pour l'hydratation de la peau

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112708303A (zh) * 2021-02-23 2021-04-27 广东壮丽彩印股份有限公司 一种胆甾相液晶结构色材料及其制备方法和在图文印刷上的应用

Also Published As

Publication number Publication date
FR2141907B1 (enExample) 1977-12-23
DD104139A5 (enExample) 1974-02-20
CA980105A (en) 1975-12-23
SE375916B (enExample) 1975-05-05
FR2141907A1 (enExample) 1973-01-26
DE2227720A1 (de) 1972-12-21
NL7208114A (enExample) 1972-12-18

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees