ES424353A1 - Perfeccionamientos en dispositivos para el control de la transmision o reflexion de la luz. - Google Patents

Perfeccionamientos en dispositivos para el control de la transmision o reflexion de la luz.

Info

Publication number
ES424353A1
ES424353A1 ES424353A ES424353A ES424353A1 ES 424353 A1 ES424353 A1 ES 424353A1 ES 424353 A ES424353 A ES 424353A ES 424353 A ES424353 A ES 424353A ES 424353 A1 ES424353 A1 ES 424353A1
Authority
ES
Spain
Prior art keywords
light transmission
redox system
ferrous ammonium
transmission device
ammonium sulfate
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
ES424353A
Other languages
English (en)
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
Publication of ES424353A1 publication Critical patent/ES424353A1/es
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
ES424353A 1973-03-16 1974-03-16 Perfeccionamientos en dispositivos para el control de la transmision o reflexion de la luz. Expired ES424353A1 (es)

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
ES424353A1 true ES424353A1 (es) 1976-06-01

Family

ID=10013273

Family Applications (1)

Application Number Title Priority Date Filing Date
ES424353A Expired ES424353A1 (es) 1973-03-16 1974-03-16 Perfeccionamientos en dispositivos para el control de la transmision o reflexion de la luz.

Country Status (18)

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

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 (es) * 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 (es) * 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
GB2047421B (en) * 1978-11-20 1983-04-20 Matsushita Electric Ind 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
DE2412535A1 (de) 1974-09-26
FR2221747A1 (es) 1974-10-11
IE39023L (en) 1974-09-16
AT338343B (de) 1977-08-25
CH596607A5 (es) 1978-03-15
IE39023B1 (en) 1978-07-19
ATA223374A (de) 1976-12-15
PH11162A (en) 1977-10-28
BR7402018D0 (pt) 1974-12-03
AU475742B2 (en) 1976-09-02
BE812421A (fr) 1974-09-16
AU6659974A (en) 1975-09-18
ZA741630B (en) 1975-07-30
CA1011443A (en) 1977-05-31
US3930717A (en) 1976-01-06
GB1407133A (en) 1975-09-24
IT1023828B (it) 1978-05-30
NL7403429A (es) 1974-09-18
JPS5063950A (es) 1975-05-30
FR2221747B1 (es) 1977-09-30
SE398676B (sv) 1978-01-09

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