CA980105A - Cholesteric liquid crystals containing materials - Google Patents

Cholesteric liquid crystals containing materials

Info

Publication number
CA980105A
CA980105A CA142,091A CA142091A CA980105A CA 980105 A CA980105 A CA 980105A CA 142091 A CA142091 A CA 142091A CA 980105 A CA980105 A CA 980105A
Authority
CA
Canada
Prior art keywords
liquid crystals
cholesteric liquid
containing materials
crystals containing
materials
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
CA142,091A
Other versions
CA142091S (en
Inventor
Arnold 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
Application granted granted Critical
Publication of CA980105A publication Critical patent/CA980105A/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—Liposomes
    • A61K9/1274—Non-vesicle bilayer structures, e.g. liquid crystals, tubules, cubic phases, 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)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Liquid Crystal Substances (AREA)
  • Cosmetics (AREA)
CA142,091A 1971-06-14 1972-05-15 Cholesteric liquid crystals containing materials Expired CA980105A (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
CA980105A true CA980105A (en) 1975-12-23

Family

ID=22545728

Family Applications (1)

Application Number Title Priority Date Filing Date
CA142,091A Expired CA980105A (en) 1971-06-14 1972-05-15 Cholesteric liquid crystals containing materials

Country Status (7)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1163973B (en) * 1978-03-17 1987-04-08 Shiseido Co Ltd COMPOSITION OF GEL INCLUDING A CLAY MINERAL AND A LIQUID CRYSTAL, AND COSMETIC PREPARATION THAT CONTAINS IT
CA1255653A (en) * 1982-12-15 1989-06-13 Paul J. Shannon Liquid crystalline materials useful to prepare polymeric films
DE3817946A1 (en) * 1988-05-27 1989-11-30 Bayerische Motoren Werke Ag TRANSLUCENT WINDOW, IN PARTICULAR FOR THE ROOF OF A MOTOR VEHICLE
FR2633515B1 (en) * 1988-06-30 1992-04-10 Clarins COSMETIC COMPOSITION FOR SKIN HYDRATION
CN112708303A (en) * 2021-02-23 2021-04-27 广东壮丽彩印股份有限公司 Cholesteric liquid crystal structural color material, preparation method thereof and application thereof in image-text printing

Also Published As

Publication number Publication date
SE375916B (en) 1975-05-05
DD104139A5 (en) 1974-02-20
NL7208114A (en) 1972-12-18
DE2227720A1 (en) 1972-12-21
FR2141907B1 (en) 1977-12-23
GB1390107A (en) 1975-04-09
FR2141907A1 (en) 1973-01-26

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