BR9401916A - Suspensão líquida para vávula de luz, película adequada para uso como elemento modulador de luz e válvula de luz - Google Patents

Suspensão líquida para vávula de luz, película adequada para uso como elemento modulador de luz e válvula de luz

Info

Publication number
BR9401916A
BR9401916A BR9401916A BR9401916A BR9401916A BR 9401916 A BR9401916 A BR 9401916A BR 9401916 A BR9401916 A BR 9401916A BR 9401916 A BR9401916 A BR 9401916A BR 9401916 A BR9401916 A BR 9401916A
Authority
BR
Brazil
Prior art keywords
light valve
light
modulating element
liquid suspension
film suitable
Prior art date
Application number
BR9401916A
Other languages
English (en)
Inventor
Joseph A Check Iii
Robert L Saxe
Robert I Thompson
Original Assignee
Research Frontiers Inc
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 Research Frontiers Inc filed Critical Research Frontiers Inc
Publication of BR9401916A publication Critical patent/BR9401916A/pt

Links

Classifications

    • 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 
    • G02F1/17—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 variable-absorption elements not provided for in groups G02F1/015 - G02F1/169
    • G02F1/172—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 variable-absorption elements not provided for in groups G02F1/015 - G02F1/169 based on a suspension of orientable dipolar particles, e.g. suspended particles displays

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Detergent Compositions (AREA)
  • Lubricants (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fats And Perfumes (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Liquid Crystal (AREA)
  • Optical Communication System (AREA)
BR9401916A 1993-05-11 1994-05-06 Suspensão líquida para vávula de luz, película adequada para uso como elemento modulador de luz e válvula de luz BR9401916A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/060,155 US5461506A (en) 1991-11-01 1993-05-11 Light valve suspensions containing a trimellitate or trimesate and light valves containing the same

Publications (1)

Publication Number Publication Date
BR9401916A true BR9401916A (pt) 1994-12-13

Family

ID=22027720

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9401916A BR9401916A (pt) 1993-05-11 1994-05-06 Suspensão líquida para vávula de luz, película adequada para uso como elemento modulador de luz e válvula de luz

Country Status (12)

Country Link
US (1) US5461506A (pt)
EP (1) EP0624814B1 (pt)
JP (1) JPH06332016A (pt)
KR (1) KR100210293B1 (pt)
AT (1) ATE202853T1 (pt)
AU (1) AU682845B2 (pt)
BR (1) BR9401916A (pt)
CA (1) CA2121062C (pt)
DE (1) DE69427616T2 (pt)
ES (1) ES2160611T3 (pt)
GR (1) GR3036803T3 (pt)
PT (1) PT624814E (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5728251A (en) * 1995-09-27 1998-03-17 Research Frontiers Inc Light modulating film of improved UV stability for a light valve
US6144479A (en) * 1998-12-16 2000-11-07 3M Innovative Properties Company Low reflectivity contrast enhancement filter
KR100332459B1 (ko) * 1999-06-29 2002-04-13 박찬구 스마트 윈도우용 고분자 필름
EP1495357B1 (en) * 2002-03-28 2013-10-30 KLA-Tencor Technologies Corporation UV compatible programmable spatial filter
US6936193B2 (en) * 2003-04-14 2005-08-30 Research Frontiers Incorporated Suspended particle device light valve film
US6900923B2 (en) * 2003-06-18 2005-05-31 Research Frontiers Incorporated Siloxane matrix polymers and SPD light valve films incorporating same
KR101113919B1 (ko) * 2004-04-13 2012-02-29 리서치 프론티어스 인코퍼레이티드 Ｓｐｄ 광 밸브용 필름의 라미네이트 방법 및 이러한 라미네이트 필름이 합체된 ｓｐｄ 광 밸브
US7796322B2 (en) * 2004-10-08 2010-09-14 Massachusetts Institute Of Technology Programmable window: a device for controlling the opacity of small-scale areas within a large scale transparent membrane
CA2641779C (en) * 2006-02-10 2014-08-05 Sunnybrook Health Sciences Centre X-ray light valve based digital radiographic imaging systems
US20090241424A1 (en) * 2008-06-06 2009-10-01 Msa Aircraft Products Ltd. Modular Window For An Aircraft Including An SPD Lens And An Opaque Shade
US20110030290A1 (en) * 2009-08-07 2011-02-10 Slovak Steven M Energy efficient fenestration product with suspended particle device
KR20130090407A (ko) 2010-07-13 2013-08-13 리서치 프론티어스 인코퍼레이티드 내구성이 향상된 spd 필름 및 광 밸브 라미네이트
JP5842396B2 (ja) * 2011-06-15 2016-01-13 日立化成株式会社 調光材料および調光フィルム
ES2586110T3 (es) 2012-02-10 2016-10-11 Research Frontiers Incorporated Película SPD con transmitancia de estado bloqueado más oscura y película SPD con transmitancia de estado pasante más clara
FR2987907B1 (fr) 2012-03-08 2014-02-21 Saint Gobain Valve optique et son procede de fabrication
US9417471B2 (en) 2013-04-30 2016-08-16 Research Frontiers Incorporated Method and device for protecting objects from degradation by light with suspended particle device light valves
US10807347B2 (en) 2016-05-03 2020-10-20 Research Frontiers Incorporated Light valve films laminated between thin glass and plastic substrates

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442019A (en) * 1978-05-26 1984-04-10 Marks Alvin M Electroordered dipole suspension
US4273422A (en) * 1978-08-10 1981-06-16 Research Frontiers Incorporated Light valve containing liquid suspension including polymer stabilizing system
US4270841A (en) * 1978-10-31 1981-06-02 Research Frontiers Incorporated Light valve containing suspension of perhalide of alkaloid acid salt
US4407565A (en) * 1981-01-16 1983-10-04 Research Frontiers Incorporated Light valve suspension containing fluorocarbon liquid
US4430239A (en) * 1981-10-21 1984-02-07 Ferrofluidics Corporation Ferrofluid composition and method of making and using same
US4919521A (en) * 1987-06-03 1990-04-24 Nippon Sheet Glass Co., Ltd. Electromagnetic device
EP0755969B1 (de) * 1989-12-11 2000-03-01 Witco Vinyl Additives GmbH Beta-Ketoester als Stabilisatoren für chlorhaltige Polymerisate
JPH04216850A (ja) * 1990-12-17 1992-08-06 Nippon Zeon Co Ltd 塩化ビニル系プラスチゾル組成物
ATE230498T1 (de) * 1991-11-01 2003-01-15 Research Frontiers Inc Lichtventil mit einem, eine eingekapselte, flüssige suspension enthaltenden film und herstellungsverfahren für diesen film
KR960014118B1 (ko) * 1992-01-10 1996-10-14 한국유리공업 주식회사 광편광현탁액이 고분자수지내에 분산된 투과도 가변창용 필름 및 그 제조방법

Also Published As

Publication number Publication date
KR100210293B1 (ko) 1999-07-15
GR3036803T3 (en) 2002-01-31
DE69427616D1 (de) 2001-08-09
AU682845B2 (en) 1997-10-23
AU5938294A (en) 1994-11-17
JPH06332016A (ja) 1994-12-02
US5461506A (en) 1995-10-24
PT624814E (pt) 2001-12-28
CA2121062C (en) 2007-01-09
EP0624814A1 (en) 1994-11-17
CA2121062A1 (en) 1994-11-12
EP0624814B1 (en) 2001-07-04
DE69427616T2 (de) 2002-05-08
ATE202853T1 (de) 2001-07-15
ES2160611T3 (es) 2001-11-16

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 06/05/2014