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IT1287963B1 - Cella elettroottica di cristallo liquido inglobato in uno strato polimerico con funzionamento reverse mode e procedimento per la - Google Patents

Cella elettroottica di cristallo liquido inglobato in uno strato polimerico con funzionamento reverse mode e procedimento per la

Info

Publication number
IT1287963B1
IT1287963B1 IT96PD000249A ITPD960249A IT1287963B1 IT 1287963 B1 IT1287963 B1 IT 1287963B1 IT 96PD000249 A IT96PD000249 A IT 96PD000249A IT PD960249 A ITPD960249 A IT PD960249A IT 1287963 B1 IT1287963 B1 IT 1287963B1
Authority
IT
Italy
Prior art keywords
procedure
liquid crystal
polymer layer
mode operation
reverse mode
Prior art date
Application number
IT96PD000249A
Other languages
English (en)
Inventor
Giuseppe Chidichimo
Filpo Gianni De
Original Assignee
S P S Spa
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 S P S Spa filed Critical S P S Spa
Priority to IT96PD000249A priority Critical patent/IT1287963B1/it
Publication of ITPD960249A0 publication Critical patent/ITPD960249A0/it
Priority to AU49467/97A priority patent/AU4946797A/en
Priority to PCT/EP1997/005599 priority patent/WO1998016865A1/en
Publication of ITPD960249A1 publication Critical patent/ITPD960249A1/it
Application granted granted Critical
Publication of IT1287963B1 publication Critical patent/IT1287963B1/it

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 
    • G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • 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 
    • G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • G02F1/13347—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals working in reverse mode, i.e. clear in the off-state and scattering in the on-state

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Dispersion Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
IT96PD000249A 1996-10-14 1996-10-14 Cella elettroottica di cristallo liquido inglobato in uno strato polimerico con funzionamento reverse mode e procedimento per la IT1287963B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT96PD000249A IT1287963B1 (it) 1996-10-14 1996-10-14 Cella elettroottica di cristallo liquido inglobato in uno strato polimerico con funzionamento reverse mode e procedimento per la
AU49467/97A AU4946797A (en) 1996-10-14 1997-10-10 "reverse-mode" electro-optical cell made of liquid crystals encapsulated in a polymeric layer and method for manufacturing it
PCT/EP1997/005599 WO1998016865A1 (en) 1996-10-14 1997-10-10 'reverse-mode' electro-optical cell made of liquid crystals encapsulated in a polymeric layer and method for manufacturing it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96PD000249A IT1287963B1 (it) 1996-10-14 1996-10-14 Cella elettroottica di cristallo liquido inglobato in uno strato polimerico con funzionamento reverse mode e procedimento per la

Publications (3)

Publication Number Publication Date
ITPD960249A0 ITPD960249A0 (it) 1996-10-14
ITPD960249A1 ITPD960249A1 (it) 1998-04-14
IT1287963B1 true IT1287963B1 (it) 1998-09-10

Family

ID=11391545

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96PD000249A IT1287963B1 (it) 1996-10-14 1996-10-14 Cella elettroottica di cristallo liquido inglobato in uno strato polimerico con funzionamento reverse mode e procedimento per la

Country Status (3)

Country Link
AU (1) AU4946797A (it)
IT (1) IT1287963B1 (it)
WO (1) WO1998016865A1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1297658B1 (it) 1997-06-27 1999-12-20 Consorzio Per Le Tecnologie Bi Film elettroottico reverse mode costituito da una mutua dispersione polimeri e cristalli liquidi
KR100393823B1 (ko) * 1999-06-23 2003-08-06 시티즌 도케이 가부시키가이샤 액정표시장치
GB0723583D0 (en) 2007-11-30 2008-01-09 Isis Innovation Liquid crystal device and method of manufacture thereof
CN103197459A (zh) * 2013-04-19 2013-07-10 南京晶多新材料科技有限公司 一种反式电控调光玻璃及其制造方法和应用

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4818070A (en) * 1987-01-22 1989-04-04 Asahi Glass Company Ltd. Liquid crystal optical device using U.V.-cured polymer dispersions and process for its production
CA1318045C (en) * 1988-04-11 1993-05-18 J. William Doane Low loss liquid crystal modulator for coloring and shaping a light beam
JP2917478B2 (ja) * 1990-09-28 1999-07-12 凸版印刷株式会社 調光フィルムおよびその製造方法
JP3060656B2 (ja) * 1990-11-26 2000-07-10 セイコーエプソン株式会社 液晶表示素子

Also Published As

Publication number Publication date
ITPD960249A1 (it) 1998-04-14
AU4946797A (en) 1998-05-11
WO1998016865A1 (en) 1998-04-23
ITPD960249A0 (it) 1996-10-14

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