DE2227720A1 - Stabiles Liquid Crystal Material - Google Patents

Stabiles Liquid Crystal Material

Info

Publication number
DE2227720A1
DE2227720A1 DE19722227720 DE2227720A DE2227720A1 DE 2227720 A1 DE2227720 A1 DE 2227720A1 DE 19722227720 DE19722227720 DE 19722227720 DE 2227720 A DE2227720 A DE 2227720A DE 2227720 A1 DE2227720 A1 DE 2227720A1
Authority
DE
Germany
Prior art keywords
emulsion
cholesteric
aqueous phase
crystalline liquid
substances
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.)
Pending
Application number
DE19722227720
Other languages
German (de)
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 DE2227720A1 publication Critical patent/DE2227720A1/de
Pending 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)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Cosmetics (AREA)
  • Liquid Crystal Substances (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
DE19722227720 1971-06-14 1972-06-07 Stabiles Liquid Crystal Material Pending DE2227720A1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE2227720A1 true DE2227720A1 (de) 1972-12-21

Family

ID=22545728

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722227720 Pending DE2227720A1 (de) 1971-06-14 1972-06-07 Stabiles Liquid Crystal Material

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3817946A1 (de) * 1988-05-27 1989-11-30 Bayerische Motoren Werke Ag Lichtdurchlaessige scheibe, insbesondere fuer das dach eines kraftfahrzeuges

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
FR2633515B1 (fr) * 1988-06-30 1992-04-10 Clarins Composition cosmetique pour l'hydratation de la peau
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3817946A1 (de) * 1988-05-27 1989-11-30 Bayerische Motoren Werke Ag Lichtdurchlaessige scheibe, insbesondere fuer das dach eines kraftfahrzeuges

Also Published As

Publication number Publication date
SE375916B (OSRAM) 1975-05-05
FR2141907A1 (OSRAM) 1973-01-26
GB1390107A (en) 1975-04-09
FR2141907B1 (OSRAM) 1977-12-23
DD104139A5 (OSRAM) 1974-02-20
NL7208114A (OSRAM) 1972-12-18
CA980105A (en) 1975-12-23

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Legal Events

Date Code Title Description
OHJ Non-payment of the annual fee