CA947063A - Cholesteric liquid crystals containing materials - Google Patents

Cholesteric liquid crystals containing materials

Info

Publication number
CA947063A
CA947063A CA077,064A CA77064A CA947063A CA 947063 A CA947063 A CA 947063A CA 77064 A CA77064 A CA 77064A CA 947063 A CA947063 A CA 947063A
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
CA077,064A
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 CA947063A publication Critical patent/CA947063A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • 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
    • C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
    • 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
    • C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
    • C09K23/16—Amines or polyamines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Physics & Mathematics (AREA)
  • Liquid Crystal Substances (AREA)
  • Colloid Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
CA077,064A 1969-04-17 1970-03-11 Cholesteric liquid crystals containing materials Expired CA947063A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81714169A 1969-04-17 1969-04-17

Publications (1)

Publication Number Publication Date
CA947063A true CA947063A (en) 1974-05-14

Family

ID=25222420

Family Applications (1)

Application Number Title Priority Date Filing Date
CA077,064A Expired CA947063A (en) 1969-04-17 1970-03-11 Cholesteric liquid crystals containing materials

Country Status (14)

Country Link
JP (1) JPS4934298B1 (en)
AT (1) AT298114B (en)
BE (1) BE748967A (en)
CA (1) CA947063A (en)
CH (1) CH565233A5 (en)
CS (1) CS176124B2 (en)
DE (1) DE2018028A1 (en)
DK (1) DK128145B (en)
ES (1) ES378657A1 (en)
FR (1) FR2042337B1 (en)
GB (1) GB1317450A (en)
IL (1) IL34035A (en)
NL (1) NL7005261A (en)
SE (1) SE379368B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE376722B (en) * 1971-03-30 1975-06-09 S E Friberg
PL219567B1 (en) 2010-01-29 2015-05-29 Braster Spółka Z Ograniczoną Odpowiedzialnością Oil-in-water type liquid crystal emulsion and method of manufacturing the liquid crystal emulsion

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1527432A (en) * 1966-06-17 1968-05-31 Ncr Co Visual display device

Also Published As

Publication number Publication date
FR2042337A1 (en) 1971-02-12
AT298114B (en) 1972-04-25
JPS4934298B1 (en) 1974-09-13
IL34035A0 (en) 1970-05-21
IL34035A (en) 1972-10-29
NL7005261A (en) 1970-10-20
ES378657A1 (en) 1973-02-01
DE2018028A1 (en) 1970-10-22
BE748967A (en) 1970-10-15
SE379368B (en) 1975-10-06
GB1317450A (en) 1973-05-16
DK128145B (en) 1974-03-11
CS176124B2 (en) 1977-06-30
FR2042337B1 (en) 1974-10-11
CH565233A5 (en) 1975-08-15

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