CA2336347C - Polyhalide particles and light valves comprising same - Google Patents

Polyhalide particles and light valves comprising same Download PDF

Info

Publication number
CA2336347C
CA2336347C CA002336347A CA2336347A CA2336347C CA 2336347 C CA2336347 C CA 2336347C CA 002336347 A CA002336347 A CA 002336347A CA 2336347 A CA2336347 A CA 2336347A CA 2336347 C CA2336347 C CA 2336347C
Authority
CA
Canada
Prior art keywords
compound
mono
particles
precursor
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 - Fee Related
Application number
CA002336347A
Other languages
English (en)
French (fr)
Other versions
CA2336347A1 (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
Priority claimed from PCT/US1999/015564 external-priority patent/WO2000003178A1/en
Publication of CA2336347A1 publication Critical patent/CA2336347A1/en
Application granted granted Critical
Publication of CA2336347C publication Critical patent/CA2336347C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/03Devices 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
    • G02F1/055Devices 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
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/0009Materials therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Artificial Filaments (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA002336347A 1998-07-09 1999-07-09 Polyhalide particles and light valves comprising same Expired - Fee Related CA2336347C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9233198P 1998-07-09 1998-07-09
US60/092,331 1998-07-09
PCT/US1999/015564 WO2000003178A1 (en) 1998-07-09 1999-07-09 Polyhalide particles and light valves comprising same

Publications (2)

Publication Number Publication Date
CA2336347A1 CA2336347A1 (en) 2000-01-20
CA2336347C true CA2336347C (en) 2004-11-23

Family

ID=22232719

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002336347A Expired - Fee Related CA2336347C (en) 1998-07-09 1999-07-09 Polyhalide particles and light valves comprising same

Country Status (7)

Country Link
EP (1) EP1105775B1 (https=)
JP (1) JP4324326B2 (https=)
KR (1) KR100399717B1 (https=)
AT (1) ATE338965T1 (https=)
AU (1) AU4981099A (https=)
CA (1) CA2336347C (https=)
DE (1) DE69933127T2 (https=)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5002701A (en) * 1989-02-10 1991-03-26 Research Frontiers Incorporated Light polarizing materials and suspensions thereof
US5516463A (en) * 1993-07-21 1996-05-14 Research Frontiers Incorporated Method of making light-polarizing particles

Also Published As

Publication number Publication date
EP1105775A4 (en) 2005-04-13
CA2336347A1 (en) 2000-01-20
EP1105775B1 (en) 2006-09-06
DE69933127D1 (de) 2006-10-19
JP4324326B2 (ja) 2009-09-02
EP1105775A1 (en) 2001-06-13
KR100399717B1 (ko) 2003-09-29
JP2002520646A (ja) 2002-07-09
KR20010071781A (ko) 2001-07-31
ATE338965T1 (de) 2006-09-15
AU4981099A (en) 2000-02-01
DE69933127T2 (de) 2007-03-08

Similar Documents

Publication Publication Date Title
US4877313A (en) Light-polarizing materials and suspensions thereof
US4422963A (en) Light valve polarizing materials and suspensions thereof
US5093041A (en) Light-polarizing material based on ethylenediamine polyacetic acid derivatives
JP2871837B2 (ja) 偏光材料及び該偏光材料を含む光弁用液状懸濁液
WO2000003178A1 (en) Polyhalide particles and light valves comprising same
US6156239A (en) Light polarizing materials, liquid suspensions and films thereof, and light valves incorporating same
US5130057A (en) Light polarizing materials and suspensions thereof
US6517746B1 (en) Polyhalide particles and light valves comprising same
CA2336347C (en) Polyhalide particles and light valves comprising same
US4131334A (en) Light polarizing materials, suspensions thereof, and process for manufacturing such suspensions
JP2798426B2 (ja) 偏光材料及びその懸濁物
US6334967B1 (en) Light-polarizing particles of improved particle size distribution
EP0403711B1 (en) Light polarizing materials and suspensions thereof
CA1336858C (en) Light polarizing materials and suspensions thereof
EP0564676B1 (en) Light polarizing material based on quinaldic acid derivatives
KR100255249B1 (ko) 에틸렌디아민 폴리아세트산 유도체를 기초로한 편광물질
MXPA01000020A (en) Light-polarizing particles of improved particle size distribution
JP3187874B2 (ja) エチレンジアミンポリ酢酸をベースとする光−偏光性物質
KR0153272B1 (ko) 광편광체 및 이의 현탁액

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKLA Lapsed

Effective date: 20110711