CA1011443A - Device for control of light transmission or reflection - Google Patents

Device for control of light transmission or reflection

Info

Publication number
CA1011443A
CA1011443A CA195111A CA195111A CA1011443A CA 1011443 A CA1011443 A CA 1011443A CA 195111 A CA195111 A CA 195111A CA 195111 A CA195111 A CA 195111A CA 1011443 A CA1011443 A CA 1011443A
Authority
CA
Canada
Prior art keywords
reflection
control
light transmission
transmission
light
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
CA195111A
Other languages
English (en)
Inventor
John G. Allen
Michael J. Mcdermott
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of CA1011443A publication Critical patent/CA1011443A/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
    • C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
    • C09K9/02—Organic tenebrescent materials
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect
    • G02F1/1503—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect caused by oxidation-reduction reactions in organic liquid solutions, e.g. viologen solutions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Filters (AREA)
CA195111A 1973-03-16 1974-03-15 Device for control of light transmission or reflection Expired CA1011443A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1290473A GB1407133A (en) 1973-03-16 1973-03-16 Devices

Publications (1)

Publication Number Publication Date
CA1011443A true CA1011443A (en) 1977-05-31

Family

ID=10013273

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195111A Expired CA1011443A (en) 1973-03-16 1974-03-15 Device for control of light transmission or reflection

Country Status (18)

Country Link
US (1) US3930717A (xx)
JP (1) JPS5063950A (xx)
AT (1) AT338343B (xx)
AU (1) AU475742B2 (xx)
BE (1) BE812421A (xx)
BR (1) BR7402018D0 (xx)
CA (1) CA1011443A (xx)
CH (1) CH596607A5 (xx)
DE (1) DE2412535A1 (xx)
ES (1) ES424353A1 (xx)
FR (1) FR2221747B1 (xx)
GB (1) GB1407133A (xx)
IE (1) IE39023B1 (xx)
IT (1) IT1023828B (xx)
NL (1) NL7403429A (xx)
PH (1) PH11162A (xx)
SE (1) SE398676B (xx)
ZA (1) ZA741630B (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1512284A (en) * 1975-03-13 1978-06-01 Ici Ltd Electrochromic display devices
US4205903A (en) * 1975-11-06 1980-06-03 Sharp Kabushiki Kaisha Writing/erasing technique for an electrochromic display cell
CH594263A5 (xx) * 1975-11-29 1977-12-30 Ebauches Sa
US4116535A (en) * 1976-05-10 1978-09-26 U.S. Philips Corporation Picture display cell with memory effect
CH604195A5 (xx) * 1976-09-14 1978-08-31 Ebauches Sa
US4071430A (en) * 1976-12-06 1978-01-31 North American Philips Corporation Electrophoretic image display having an improved switching time
JPS5928359B2 (ja) * 1978-02-15 1984-07-12 キヤノン株式会社 像表示装置
US4348077A (en) * 1978-11-20 1982-09-07 Matsushita Electric Industrial Co., Ltd. Electrochromic display device
EP0069174B1 (en) * 1981-06-30 1987-03-04 International Business Machines Corporation Method and electrolytic display for selectively displaying an image
US4773742A (en) * 1984-05-15 1988-09-27 Canon Kabushiki Kaisha Display method with fatly acid ester host molecule
DE3643691C1 (de) * 1986-12-20 1992-03-05 Dornier Gmbh Thermalkontrollschicht

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL166053C (nl) * 1970-06-27 1981-06-15 Philips Nv Beeldweergeefinrichting.
GB1314049A (en) * 1970-12-08 1973-04-18 Ici Ltd Variable light transmission device
US3839857A (en) * 1971-06-03 1974-10-08 American Cyanamid Co Electrochromic information displays
US3712709A (en) * 1971-11-22 1973-01-23 Ici Ltd Variable light transmission device

Also Published As

Publication number Publication date
JPS5063950A (xx) 1975-05-30
IE39023L (en) 1974-09-16
AT338343B (de) 1977-08-25
AU475742B2 (en) 1976-09-02
AU6659974A (en) 1975-09-18
NL7403429A (xx) 1974-09-18
IT1023828B (it) 1978-05-30
ATA223374A (de) 1976-12-15
BR7402018D0 (pt) 1974-12-03
CH596607A5 (xx) 1978-03-15
DE2412535A1 (de) 1974-09-26
ES424353A1 (es) 1976-06-01
PH11162A (en) 1977-10-28
US3930717A (en) 1976-01-06
SE398676B (sv) 1978-01-09
IE39023B1 (en) 1978-07-19
GB1407133A (en) 1975-09-24
FR2221747B1 (xx) 1977-09-30
FR2221747A1 (xx) 1974-10-11
BE812421A (fr) 1974-09-16
ZA741630B (en) 1975-07-30

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