FR2282107A1 - Systeme indicateur de temperatures utilisant des cristaux liquides cholesteriques microencapsules - Google Patents

Systeme indicateur de temperatures utilisant des cristaux liquides cholesteriques microencapsules

Info

Publication number
FR2282107A1
FR2282107A1 FR7517669A FR7517669A FR2282107A1 FR 2282107 A1 FR2282107 A1 FR 2282107A1 FR 7517669 A FR7517669 A FR 7517669A FR 7517669 A FR7517669 A FR 7517669A FR 2282107 A1 FR2282107 A1 FR 2282107A1
Authority
FR
France
Prior art keywords
liquid crystals
suspension
refractive indices
microencapsulated
temp
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.)
Granted
Application number
FR7517669A
Other languages
English (en)
French (fr)
Other versions
FR2282107B1 (en, 2012
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.)
VISIOTERM APPLIC SA
Original Assignee
VISIOTERM APPLIC SA
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 VISIOTERM APPLIC SA filed Critical VISIOTERM APPLIC SA
Publication of FR2282107A1 publication Critical patent/FR2282107A1/fr
Application granted granted Critical
Publication of FR2282107B1 publication Critical patent/FR2282107B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/12—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance
    • G01K11/16—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance of organic materials
    • G01K11/165—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance of organic materials of organic liquid crystals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Liquid Crystal (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
FR7517669A 1974-08-14 1975-06-06 Systeme indicateur de temperatures utilisant des cristaux liquides cholesteriques microencapsules Granted FR2282107A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1109974A CH582352A5 (en, 2012) 1974-08-14 1974-08-14

Publications (2)

Publication Number Publication Date
FR2282107A1 true FR2282107A1 (fr) 1976-03-12
FR2282107B1 FR2282107B1 (en, 2012) 1977-07-08

Family

ID=4370042

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7517669A Granted FR2282107A1 (fr) 1974-08-14 1975-06-06 Systeme indicateur de temperatures utilisant des cristaux liquides cholesteriques microencapsules

Country Status (2)

Country Link
CH (1) CH582352A5 (en, 2012)
FR (1) FR2282107A1 (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000000004A1 (en) * 1998-06-26 2000-01-06 Medical Indicators, Inc. Liquid crystal thermometer

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1572257A (en, 2012) * 1967-02-27 1969-06-27
FR2039153A1 (en, 2012) * 1969-04-14 1971-01-15 Ncr Co
FR2139537A5 (en) * 1971-05-15 1973-01-05 Marconi Co Ltd Liquid crystals - as a solidified emulsion in a display device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1572257A (en, 2012) * 1967-02-27 1969-06-27
FR2039153A1 (en, 2012) * 1969-04-14 1971-01-15 Ncr Co
FR2139537A5 (en) * 1971-05-15 1973-01-05 Marconi Co Ltd Liquid crystals - as a solidified emulsion in a display device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000000004A1 (en) * 1998-06-26 2000-01-06 Medical Indicators, Inc. Liquid crystal thermometer

Also Published As

Publication number Publication date
CH582352A5 (en, 2012) 1976-11-30
FR2282107B1 (en, 2012) 1977-07-08

Similar Documents

Publication Publication Date Title
IL45667A0 (en) Laser systems with diamond optical elements
SE7508186L (sv) Optiskt fiber-transmissionsmedium
MY8300119A (en) Optically active liquid.crystal materials and liquid crystal devices containing them
NL7700001A (nl) Vloeibaar kristal weergavecellen.
CA963710A (en) Devices utilizing improved linbo3 holographic medium
JPS5336598A (en) Liquid isocyanate prepolymer composite
JPS5329743A (en) Optical fiber control module and system using the same
FI51729C (fi) Lasikuituja sisältävä katerakenne ja siinä käytettävä peite-elementti.
JPS52142683A (en) Liquid crystal composite
SE7511942L (sv) Med statiska element forsett likstromsvetsaggregat
AU500000B2 (en) Optically readable disc record
CA982344A (en) Fiber optic display
AT319632B (de) Piezoelektrisches Kristallelement
NL7514125A (nl) Vezeloptische verbindingsinrichting.
FR2282107A1 (fr) Systeme indicateur de temperatures utilisant des cristaux liquides cholesteriques microencapsules
CH613600B (de) Fluessigkristallanzeige.
SE7508355L (sv) Rening av diisocyanat.
IT1068311B (it) Dispositivo indicatore di temperatura che utilizza cristalli liquidi colesterici microincapsulati
JPS5294882A (en) Liotropic type cholesteric liquid crystal
CH552862A (de) Optisches anzeigeelement mit fluessigkristallschicht.
NL162213C (nl) Weergeefinrichting met vloeibaar kristal.
SE432970B (sv) Skivkolvpump eller -motor
JPS5328446A (en) Liquid crystal element
NL7713498A (nl) Het effenen van het oppervlak van een vloeibaar kristal matrix.
NL7514392A (nl) Weergaveinrichting met vloeibaar kristal volgens de reflecterende modus.

Legal Events

Date Code Title Description
ST Notification of lapse