NL1035334C2 - Lichtdiffusieplaat. - Google Patents

Lichtdiffusieplaat. Download PDF

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Publication number
NL1035334C2
NL1035334C2 NL1035334A NL1035334A NL1035334C2 NL 1035334 C2 NL1035334 C2 NL 1035334C2 NL 1035334 A NL1035334 A NL 1035334A NL 1035334 A NL1035334 A NL 1035334A NL 1035334 C2 NL1035334 C2 NL 1035334C2
Authority
NL
Netherlands
Prior art keywords
diffusion plate
light
styrene
light diffusion
transparent resin
Prior art date
Application number
NL1035334A
Other languages
English (en)
Dutch (nl)
Other versions
NL1035334A1 (nl
Inventor
Toyohiro Hamamatsu
Takashi Sakamoto
Shinya Kimura
Masanori Tamada
Original Assignee
Sumitomo Chemical Co
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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of NL1035334A1 publication Critical patent/NL1035334A1/nl
Application granted granted Critical
Publication of NL1035334C2 publication Critical patent/NL1035334C2/nl

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/16Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/28Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0205Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0273Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278Diffusing elements; Afocal elements characterized by the use used in transmission
    • 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133602Direct backlight
    • G02F1/133606Direct backlight including a specially adapted diffusing, scattering or light controlling members

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mathematical Physics (AREA)
  • Wood Science & Technology (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
NL1035334A 2007-04-25 2008-04-23 Lichtdiffusieplaat. NL1035334C2 (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007115223 2007-04-25
JP2007115223 2007-04-25
JP2007213416 2007-08-20
JP2007213416A JP4910940B2 (ja) 2007-04-25 2007-08-20 光拡散板

Publications (2)

Publication Number Publication Date
NL1035334A1 NL1035334A1 (nl) 2008-10-30
NL1035334C2 true NL1035334C2 (nl) 2010-06-29

Family

ID=40065443

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1035334A NL1035334C2 (nl) 2007-04-25 2008-04-23 Lichtdiffusieplaat.

Country Status (7)

Country Link
JP (2) JP4910940B2 (cs)
CN (1) CN101295046A (cs)
CZ (1) CZ2008242A3 (cs)
NL (1) NL1035334C2 (cs)
PL (1) PL385039A1 (cs)
SK (1) SK50402008A3 (cs)
TW (1) TWI407151B (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4910940B2 (ja) * 2007-04-25 2012-04-04 住友化学株式会社 光拡散板
JP2011079168A (ja) * 2009-10-05 2011-04-21 Sumitomo Chemical Co Ltd 樹脂板の製造方法
TWI854231B (zh) * 2022-05-20 2024-09-01 穎台科技股份有限公司 多層光擴散板及其製法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165153A (en) * 1978-04-25 1979-08-21 Polaroid Corporation Translucent screen
EP0634445A1 (en) * 1993-07-14 1995-01-18 The Dow Chemical Company Light diffuser composition
WO2003032061A1 (en) * 2001-10-04 2003-04-17 Fuji Photo Film Co., Ltd. Liquid crystal display of transmission type
US20040150874A1 (en) * 1999-05-28 2004-08-05 Dai Nippon Printing Co., Ltd. Antiglare film and process for producing the same
US20060263545A1 (en) * 2005-05-20 2006-11-23 Coenjarts Christopher A Light-diffusing films, backlight display devices comprising the light-diffusing films, and methods of making the same

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1181359C (zh) * 1999-03-31 2004-12-22 大赛璐化学工业株式会社 光散射片、光散射性复合片及液晶显示元件
CN1241034C (zh) * 2000-12-14 2006-02-08 三井化学株式会社 反射器、侧光型背照光设备和反射器基片
JP2002293809A (ja) * 2001-03-30 2002-10-09 Sekisui Plastics Co Ltd 樹脂微粒子、その製造方法およびそれを含有する樹脂組成物
JP3669299B2 (ja) * 2001-07-12 2005-07-06 住友化学株式会社 メタクリル酸メチル系樹脂組成物およびその成形体
JP2004050607A (ja) * 2002-07-19 2004-02-19 Sumitomo Chem Co Ltd 光拡散性樹脂積層板
JP2004170937A (ja) * 2002-11-06 2004-06-17 Asahi Kasei Chemicals Corp 積層樹脂板
JP2005181834A (ja) * 2003-12-22 2005-07-07 Fuji Photo Film Co Ltd 反射防止フィルム、偏光板、及び画像表示装置
JP2005239837A (ja) * 2004-02-25 2005-09-08 Toyo Ink Mfg Co Ltd 光拡散塗膜形成用塗料及び光拡散シート
JP4274164B2 (ja) * 2004-09-03 2009-06-03 住友化学株式会社 積層樹脂板
JP2006106185A (ja) * 2004-10-01 2006-04-20 Kuraray Co Ltd 光拡散性多層板
JP4890766B2 (ja) * 2005-01-28 2012-03-07 帝人化成株式会社 光拡散性芳香族ポリカーボネート樹脂組成物
JP4977021B2 (ja) * 2005-06-24 2012-07-18 出光興産株式会社 光拡散板及びそれを用いた照明装置
JP4910940B2 (ja) * 2007-04-25 2012-04-04 住友化学株式会社 光拡散板

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165153A (en) * 1978-04-25 1979-08-21 Polaroid Corporation Translucent screen
EP0634445A1 (en) * 1993-07-14 1995-01-18 The Dow Chemical Company Light diffuser composition
US20040150874A1 (en) * 1999-05-28 2004-08-05 Dai Nippon Printing Co., Ltd. Antiglare film and process for producing the same
WO2003032061A1 (en) * 2001-10-04 2003-04-17 Fuji Photo Film Co., Ltd. Liquid crystal display of transmission type
US20060263545A1 (en) * 2005-05-20 2006-11-23 Coenjarts Christopher A Light-diffusing films, backlight display devices comprising the light-diffusing films, and methods of making the same

Also Published As

Publication number Publication date
PL385039A1 (pl) 2008-10-27
JP2008292969A (ja) 2008-12-04
CZ2008242A3 (cs) 2009-09-30
CN101295046A (zh) 2008-10-29
JP2008292977A (ja) 2008-12-04
JP4910940B2 (ja) 2012-04-04
NL1035334A1 (nl) 2008-10-30
TWI407151B (zh) 2013-09-01
JP5045481B2 (ja) 2012-10-10
TW200912389A (en) 2009-03-16
SK50402008A3 (sk) 2009-09-07

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Effective date: 20111101