KR950003861A - 편광입자 제조방법 - Google Patents
편광입자 제조방법 Download PDFInfo
- Publication number
- KR950003861A KR950003861A KR1019940017458A KR19940017458A KR950003861A KR 950003861 A KR950003861 A KR 950003861A KR 1019940017458 A KR1019940017458 A KR 1019940017458A KR 19940017458 A KR19940017458 A KR 19940017458A KR 950003861 A KR950003861 A KR 950003861A
- Authority
- KR
- South Korea
- Prior art keywords
- precursor compound
- forming
- water
- process according
- polarizer
- Prior art date
Links
- 239000002245 particle Substances 0.000 title claims abstract 8
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 4
- 239000000376 reactant Substances 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims 4
- 239000002243 precursor Substances 0.000 claims 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 3
- 239000003125 aqueous solvent Substances 0.000 claims 2
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims 2
- MLFHJEHSLIIPHL-UHFFFAOYSA-N isoamyl acetate Chemical group CC(C)CCOC(C)=O MLFHJEHSLIIPHL-UHFFFAOYSA-N 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- GMIOYJQLNFNGPR-UHFFFAOYSA-N pyrazine-2,5-dicarboxylic acid Chemical compound OC(=O)C1=CN=C(C(O)=O)C=N1 GMIOYJQLNFNGPR-UHFFFAOYSA-N 0.000 claims 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical class Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 1
- 239000003513 alkali Substances 0.000 claims 1
- 229910052740 iodine Inorganic materials 0.000 claims 1
- 239000011630 iodine Substances 0.000 claims 1
- 229910001507 metal halide Inorganic materials 0.000 claims 1
- 150000005309 metal halides Chemical class 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 claims 1
- 239000013078 crystal Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
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
- G02F1/0009—Materials therefor
- G02F1/0018—Electro-optical materials
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/08—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of polarising 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
- G02F1/17—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)
- Colloid Chemistry (AREA)
- Polarising Elements (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyridine Compounds (AREA)
Abstract
편광물질 입자 제조에 사용되는 반응물의 양에 대해 일정량의 물을 첨가하여 액체 광밸브 서스펜션에 유용한 편광물질 결정을 제조하는 방법.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (7)
- (ⅰ) 원소분자형 요오드, (ⅱ) 할로겐 수산이나 암모늄 또는 알칼리금속이나 토금속 할로겐화물, 또한 (ⅲ) 선구화합물을 선구화합물과 편광물이 불용상태로 유지되는 무-수성 용매속의 고분자 안정제 용액의 존재하에서 또한 편광물 입자를 형성하고 한편으로는 평균 입자길이가 1마이크론을 초과하는 편광입자를 형성하는 것보다는 작은양의 물이 있는 곳에서 반응시켜 얻은 착염으로 구성된 흡착 요오드 함유 편광물질.
- 제 1 항에 있어서, 선구화합물이 2,5-디카르복시 피라진인 것을 특징으로 하는 편광물질.
- (ⅰ) 원소분자형 요오드, (ⅱ) 할로겐 수소산이나 암모늄 또는 알칼리금속이나 토금속 할루겐화물, 또한 (ⅲ) 선구화합물을 선구화합물과 편광물이 불용상태로 유지되는 무-수성 용매속의 고분자 안정제 용액의 존재하에서 또한 편광물 입자를 형성하고 한편으로는 평균 입자길이가 1마이크론을 초과하는 편광입자를 형성하는 것보다는 작은양의 물이 있는 곳에서 반응시켜 얻은 것을 특징으로 하는 편광물질 입자 제조방법.
- 제 3 항에 있어서, 선구화합물이 2,5-디카르복시 피라진인 것을 특징으로 하는 편광물질 입자 제조방법.
- 제 3 항에 있어서, 반응은 메탄올 존재하에서 실행하는 것을 특징으로 하는 제조방법.
- 제 3 항에 있어서, 무-수성용매가 아세트산 이소펜틸인 것을 특징으로 하는 제조방법.
- 제 3 항에 있어서, 물의 양이 극소량에서 반응물(ⅰ),(ⅱ)과 (ⅲ)의 중량기초로 20중량% 까지인 것을 특징으로 하는 제조방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9574693A | 1993-07-21 | 1993-07-21 | |
US095.746 | 1993-07-21 | ||
US095,746 | 1993-07-21 | ||
US268,412 | 1994-07-08 | ||
US268.412 | 1994-07-08 | ||
US08/268,412 US5516463A (en) | 1993-07-21 | 1994-07-08 | Method of making light-polarizing particles |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950003861A true KR950003861A (ko) | 1995-02-17 |
KR100267143B1 KR100267143B1 (ko) | 2000-10-16 |
Family
ID=26790558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940017458A KR100267143B1 (ko) | 1993-07-21 | 1994-07-20 | 편광입자 제조방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5516463A (ko) |
EP (1) | EP0635734A3 (ko) |
JP (1) | JP3448354B2 (ko) |
KR (1) | KR100267143B1 (ko) |
AU (1) | AU682367B2 (ko) |
BR (1) | BR9402876A (ko) |
CA (1) | CA2128484C (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10923266B2 (en) | 2018-03-08 | 2021-02-16 | Samsung Electro-Mechanics Co., Ltd. | Coil component |
US11037718B2 (en) | 2017-12-07 | 2021-06-15 | Samsung Electro-Mechanics Co., Ltd. | Coil component |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6334967B1 (en) | 1998-07-09 | 2002-01-01 | Rsearch Frontiers Incorporated | Light-polarizing particles of improved particle size distribution |
BR9911937A (pt) * | 1998-07-09 | 2001-03-27 | Research Frontiers Inc | Processo para produção de partìculas de material polarizador de luz, partìcula, válvula de luz, corpo polarizador de luz, e, suspensão lìquida |
DE69933127T2 (de) * | 1998-07-09 | 2007-03-08 | Research Frontiers Inc. | Polyhalogenid-partikel und diese enthaltende lichtventile |
US6517746B1 (en) | 1998-07-09 | 2003-02-11 | Research Frontiers Incorporated | Polyhalide particles and light valves comprising same |
US6529312B1 (en) | 1999-06-07 | 2003-03-04 | Research Frontiers Incorporated | Anisometrically shaped carbon and/or graphite particles, liquid suspensions and films thereof and light valves comprising same |
US6987602B2 (en) * | 1999-06-07 | 2006-01-17 | Research Frontiers Incorporated | Anisometrically shaped carbon and/or graphite particles, liquid suspensions and films thereof and light valves comprising same |
US6441945B1 (en) * | 1999-08-13 | 2002-08-27 | California Of Technology | Optoelectronic device and method utilizing nanometer-scale particles |
US6429961B1 (en) | 2000-10-03 | 2002-08-06 | Research Frontiers Incorporated | Methods for retrofitting windows with switchable and non-switchable window enhancements |
US6522446B2 (en) | 2001-04-25 | 2003-02-18 | Research Frontiers Incorporated | Anisometrically shaped metal particles, liquid suspensions and films thereof and light valves comprising same |
US6606185B2 (en) | 2001-06-12 | 2003-08-12 | Research Frontiers Incorporated | SPD films and light valves comprising liquid suspensions of heat-reflective particles of mixed metal oxides and methods of making such particles |
US6804040B2 (en) * | 2003-02-13 | 2004-10-12 | Research Frontiers Incorporated | Method and device for controlling voltage provided to a suspended particle device |
US7417785B2 (en) * | 2005-01-18 | 2008-08-26 | Research Frontiers Incorporated | Methods and circuits for distributing power to SPD loads |
US8520294B2 (en) * | 2008-05-15 | 2013-08-27 | Hitachi Chemical Company, Ltd. | Method for manufacturing light control particles and light control film using light control particles obtained by the method |
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 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2289712A (en) * | 1937-12-04 | 1942-07-14 | Polaroid Corp | Process for the manufacture of polarizing materials |
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 |
DE3689826T2 (de) * | 1985-02-26 | 1994-09-08 | Sumitomo Chemical Co | Polarisierender film. |
US5002701A (en) * | 1989-02-10 | 1991-03-26 | Research Frontiers Incorporated | Light polarizing materials and suspensions thereof |
US4877313A (en) * | 1986-09-30 | 1989-10-31 | Research Frontiers Incorporated | Light-polarizing materials and suspensions thereof |
US5130057A (en) * | 1985-06-10 | 1992-07-14 | Research Frontiers Incorporated | Light polarizing materials and suspensions thereof |
KR960014118B1 (ko) * | 1992-01-10 | 1996-10-14 | 한국유리공업 주식회사 | 광편광현탁액이 고분자수지내에 분산된 투과도 가변창용 필름 및 그 제조방법 |
-
1994
- 1994-07-08 US US08/268,412 patent/US5516463A/en not_active Expired - Lifetime
- 1994-07-20 BR BR9402876A patent/BR9402876A/pt not_active IP Right Cessation
- 1994-07-20 JP JP16824994A patent/JP3448354B2/ja not_active Expired - Lifetime
- 1994-07-20 KR KR1019940017458A patent/KR100267143B1/ko not_active IP Right Cessation
- 1994-07-20 AU AU67589/94A patent/AU682367B2/en not_active Expired
- 1994-07-20 CA CA002128484A patent/CA2128484C/en not_active Expired - Lifetime
- 1994-07-21 EP EP94111419A patent/EP0635734A3/en not_active Ceased
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11037718B2 (en) | 2017-12-07 | 2021-06-15 | Samsung Electro-Mechanics Co., Ltd. | Coil component |
US10923266B2 (en) | 2018-03-08 | 2021-02-16 | Samsung Electro-Mechanics Co., Ltd. | Coil component |
Also Published As
Publication number | Publication date |
---|---|
AU6758994A (en) | 1995-02-02 |
JPH07168211A (ja) | 1995-07-04 |
EP0635734A3 (en) | 1996-04-17 |
BR9402876A (pt) | 1995-04-11 |
US5516463A (en) | 1996-05-14 |
KR100267143B1 (ko) | 2000-10-16 |
JP3448354B2 (ja) | 2003-09-22 |
AU682367B2 (en) | 1997-10-02 |
CA2128484A1 (en) | 1995-01-22 |
EP0635734A2 (en) | 1995-01-25 |
CA2128484C (en) | 2004-07-13 |
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