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BR9911937A - Process for producing particles of light polarizing material, particle, light valve, light polarizing body, and liquid suspension - Google Patents

Process for producing particles of light polarizing material, particle, light valve, light polarizing body, and liquid suspension

Info

Publication number
BR9911937A
BR9911937A BR9911937-4A BR9911937A BR9911937A BR 9911937 A BR9911937 A BR 9911937A BR 9911937 A BR9911937 A BR 9911937A BR 9911937 A BR9911937 A BR 9911937A
Authority
BR
Brazil
Prior art keywords
light
light polarizing
particle
particles
liquid suspension
Prior art date
Application number
BR9911937-4A
Other languages
Portuguese (pt)
Inventor
Robert L Saxe
Barry Fanning
Steven M Slovak
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 BR9911937A publication Critical patent/BR9911937A/en

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 
    • G02F1/03—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/055—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect the active material being a ceramic
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3008—Polarising elements comprising dielectric particles, e.g. birefringent crystals embedded in a matrix
    • 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
    • G02F1/0009—Materials therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Polarising Elements (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

"PROCESSO PARA A PRODUçãO DE PARTìCULAS DE MATERIAL POLARIZADOR DE LUZ, PARTìCULA, VáLVULA DE LUZ, CORPO POLARIZADOR DE LUZ, E, SUSPENSãO LìQUIDA". Processo para a produção de partículas de material polarizador de luz compreendendo reagir um precursor apropriado para formar partículas de polihalogeneto com iodo elementar e um ácido halogenídrico ou um halogeneto de amónio, metal alcalino ou metal alcalino terroso, onde o tamanho médio e/ou tamanho mediano do precursor é menor que 1 micron."PROCESS FOR THE PRODUCTION OF PARTICLES OF POLARIZING LIGHT MATERIAL, PARTICLE, LIGHT VALVE, POLARIZING BODY OF LIGHT, AND, NET SUSPENSION". A process for the production of particles of light polarizing material comprising reacting an appropriate precursor to form polyhalide particles with elemental iodine and a halogen acid or an ammonium halide, alkali metal or alkaline earth metal, where the average size and / or median size of the precursor is less than 1 micron.

BR9911937-4A 1998-07-09 1999-07-09 Process for producing particles of light polarizing material, particle, light valve, light polarizing body, and liquid suspension BR9911937A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9219898P 1998-07-09 1998-07-09
PCT/US1999/015508 WO2000003177A1 (en) 1998-07-09 1999-07-09 Light-polarizing particles of improved particle size distribution

Publications (1)

Publication Number Publication Date
BR9911937A true BR9911937A (en) 2001-03-27

Family

ID=22232124

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9911937-4A BR9911937A (en) 1998-07-09 1999-07-09 Process for producing particles of light polarizing material, particle, light valve, light polarizing body, and liquid suspension

Country Status (8)

Country Link
EP (1) EP1105776A4 (en)
JP (1) JP3947359B2 (en)
KR (1) KR100391748B1 (en)
CN (1) CN1107199C (en)
AU (1) AU737670B2 (en)
BR (1) BR9911937A (en)
CA (1) CA2336371C (en)
WO (2) WO2000003177A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI275835B (en) * 2002-10-08 2007-03-11 Nitto Denko Corp Polarizer, optical film, and image display
KR101275728B1 (en) * 2005-08-23 2013-06-14 엘지디스플레이 주식회사 Flat panel display
KR101232136B1 (en) * 2005-09-14 2013-02-12 엘지디스플레이 주식회사 Method of repair an Liquid Crystal Cell, method of manufacturing Liquid Crystal Display Device using the same, and Liquid Crystal Display repaired using the same
NO3147317T3 (en) 2015-09-28 2018-01-20
CN111471448B (en) * 2020-05-11 2023-07-11 江苏铁锚玻璃股份有限公司 Liquid bipolar color-changing particles, preparation method of electrochromic layer and electrochromic device
JPWO2022163492A1 (en) * 2021-01-28 2022-08-04
CN115093407B (en) * 2022-06-20 2024-05-03 深圳市华科创智技术有限公司 Method for controllably preparing quinine iodized sulfate nanorods with assistance of ball milling
CN115838357B (en) * 2022-12-06 2025-02-14 深圳市华科创智技术有限公司 Light valve, iodopyrazine and preparation method and application thereof
CN116478456A (en) * 2023-03-30 2023-07-25 深圳市华科创智技术有限公司 A light-adjusting particle with controllable aspect ratio and its preparation method and application

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4422963A (en) * 1977-05-11 1983-12-27 Research Frontiers Incorporated Light valve polarizing materials and suspensions thereof
US5002701A (en) * 1989-02-10 1991-03-26 Research Frontiers Incorporated Light polarizing materials and suspensions thereof
US5093041A (en) * 1990-07-30 1992-03-03 Research Frontiers Incorporated Light-polarizing material based on ethylenediamine polyacetic acid derivatives
US5409734A (en) * 1992-01-10 1995-04-25 Hankuk Glass Industries, Inc. Making liquid suspension type light valve film
US5516463A (en) * 1993-07-21 1996-05-14 Research Frontiers Incorporated Method of making light-polarizing particles
US5650872A (en) * 1994-12-08 1997-07-22 Research Frontiers Incorporated Light valve containing ultrafine particles

Also Published As

Publication number Publication date
WO2000003178A1 (en) 2000-01-20
KR20010071747A (en) 2001-07-31
JP2002520645A (en) 2002-07-09
EP1105776A1 (en) 2001-06-13
WO2000003177A1 (en) 2000-01-20
EP1105776A4 (en) 2005-04-13
AU737670B2 (en) 2001-08-30
JP3947359B2 (en) 2007-07-18
CA2336371C (en) 2005-01-04
CN1107199C (en) 2003-04-30
CA2336371A1 (en) 2000-01-20
AU5209999A (en) 2000-02-01
KR100391748B1 (en) 2003-07-16
CN1308716A (en) 2001-08-15

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 09/07/1999, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 20A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2522 DE 07-05-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.