EP1105776A4 - LIGHT-POLARIZING PARTICLES WITH ENHANCED GRANULOMETRY - Google Patents

LIGHT-POLARIZING PARTICLES WITH ENHANCED GRANULOMETRY

Info

Publication number
EP1105776A4
EP1105776A4 EP99937224A EP99937224A EP1105776A4 EP 1105776 A4 EP1105776 A4 EP 1105776A4 EP 99937224 A EP99937224 A EP 99937224A EP 99937224 A EP99937224 A EP 99937224A EP 1105776 A4 EP1105776 A4 EP 1105776A4
Authority
EP
European Patent Office
Prior art keywords
granulometry
enhanced
light
polarizing particles
polarizing
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.)
Ceased
Application number
EP99937224A
Other languages
German (de)
French (fr)
Other versions
EP1105776A1 (en
Inventor
Robert L Saxe
Barry Fanning
Steven M Slovak
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.)
Research Frontiers Inc
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 EP1105776A1 publication Critical patent/EP1105776A1/en
Publication of EP1105776A4 publication Critical patent/EP1105776A4/en
Ceased legal-status Critical Current

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)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (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)
EP99937224A 1998-07-09 1999-07-09 LIGHT-POLARIZING PARTICLES WITH ENHANCED GRANULOMETRY Ceased EP1105776A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9219898P 1998-07-09 1998-07-09
US92198P 1998-07-09
PCT/US1999/015508 WO2000003177A1 (en) 1998-07-09 1999-07-09 Light-polarizing particles of improved particle size distribution

Publications (2)

Publication Number Publication Date
EP1105776A1 EP1105776A1 (en) 2001-06-13
EP1105776A4 true EP1105776A4 (en) 2005-04-13

Family

ID=22232124

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99937224A Ceased EP1105776A4 (en) 1998-07-09 1999-07-09 LIGHT-POLARIZING PARTICLES WITH ENHANCED GRANULOMETRY

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) WO2000003178A1 (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
EP3147317B1 (en) 2015-09-28 2017-08-23 Evonik Degussa GmbH Tripentylester of trimellitic acid
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

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO0003177A1 *

Also Published As

Publication number Publication date
AU737670B2 (en) 2001-08-30
EP1105776A1 (en) 2001-06-13
KR100391748B1 (en) 2003-07-16
WO2000003178A1 (en) 2000-01-20
JP2002520645A (en) 2002-07-09
AU5209999A (en) 2000-02-01
CA2336371C (en) 2005-01-04
WO2000003177A1 (en) 2000-01-20
JP3947359B2 (en) 2007-07-18
CA2336371A1 (en) 2000-01-20
CN1107199C (en) 2003-04-30
BR9911937A (en) 2001-03-27
KR20010071747A (en) 2001-07-31
CN1308716A (en) 2001-08-15

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