CN102197323B - 光扩散板及其用途 - Google Patents

光扩散板及其用途 Download PDF

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Publication number
CN102197323B
CN102197323B CN200980142533.0A CN200980142533A CN102197323B CN 102197323 B CN102197323 B CN 102197323B CN 200980142533 A CN200980142533 A CN 200980142533A CN 102197323 B CN102197323 B CN 102197323B
Authority
CN
China
Prior art keywords
light
diffusing sheet
transparent resin
light diffusing
particle
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
CN200980142533.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN102197323A (zh
Inventor
百田健太郎
井山浩畅
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of CN102197323A publication Critical patent/CN102197323A/zh
Application granted granted Critical
Publication of CN102197323B publication Critical patent/CN102197323B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C08K5/098—Metal salts of carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/06—Polystyrene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/04—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Dispersion Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
CN200980142533.0A 2008-11-06 2009-11-05 光扩散板及其用途 Expired - Fee Related CN102197323B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008285202 2008-11-06
JP2008-285202 2008-11-06
PCT/JP2009/069227 WO2010053204A1 (ja) 2008-11-06 2009-11-05 光拡散板およびその用途

Publications (2)

Publication Number Publication Date
CN102197323A CN102197323A (zh) 2011-09-21
CN102197323B true CN102197323B (zh) 2014-07-16

Family

ID=42153008

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200980142533.0A Expired - Fee Related CN102197323B (zh) 2008-11-06 2009-11-05 光扩散板及其用途

Country Status (5)

Country Link
JP (1) JP5164959B2 (ja)
KR (1) KR20110084287A (ja)
CN (1) CN102197323B (ja)
TW (1) TWI434074B (ja)
WO (1) WO2010053204A1 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012188504A (ja) * 2011-03-09 2012-10-04 Sumitomo Chemical Co Ltd 導光板用樹脂組成物および導光板
CN107037514B (zh) * 2012-03-02 2020-02-21 三菱制纸株式会社 可透视的透射型屏幕
JP5921920B2 (ja) * 2012-03-15 2016-05-24 第一工業製薬株式会社 レーザー加工用レジスト樹脂組成物
CN103412354B (zh) * 2013-08-07 2015-12-23 东莞市鑫聚光电科技有限公司 一种轻型的光扩散板的生产方法
KR20150081963A (ko) 2014-01-07 2015-07-15 바이엘머티리얼사이언스 주식회사 광확산판
CN103910945B (zh) * 2014-03-28 2016-08-31 东莞市鑫聚光电科技有限公司 使用于直下式显示屏背光源及led平板灯的扩散板生产工艺
CN104829960A (zh) * 2015-05-08 2015-08-12 东莞市颖锋光电材料有限公司 一种光学扩散板的制作方法
CN112280202A (zh) * 2019-07-23 2021-01-29 惠州市笨鸟先飞光学材料有限公司 Ps阻燃光学扩散板
CN114730022A (zh) 2019-12-24 2022-07-08 电化株式会社 光扩散板以及直下式面光源单元
CN114933794B (zh) * 2022-06-20 2023-11-03 深圳市康显科技有限公司 一种高透高雾型光扩散板片及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3700729B2 (ja) * 1995-05-31 2005-09-28 日本ゼオン株式会社 光拡散性樹脂組成物、及び光拡散成形品
JP2005010813A (ja) * 2004-09-28 2005-01-13 Mitsui Chemicals Inc 光拡散板
WO2006080798A1 (en) * 2005-01-25 2006-08-03 Kolon Ind. Inc./Kr Light-diffusion plate
JP2007333901A (ja) * 2006-06-13 2007-12-27 Asahi Kasei Corp 光学フィルム
JP4976816B2 (ja) * 2006-11-06 2012-07-18 住友化学株式会社 液晶表示装置
JP2008233835A (ja) * 2007-02-22 2008-10-02 Omron Corp 拡散シート及び当該拡散シートを用いた直下型バックライト
JP2008216879A (ja) * 2007-03-07 2008-09-18 Sumitomo Chemical Co Ltd 白色面光源装置及び液晶表示装置

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
JP特开2005-10813A 2005.01.13
JP特开2008-233835A 2008.10.02
JP特开平8-327806A 1996.12.13

Also Published As

Publication number Publication date
JP2010134461A (ja) 2010-06-17
WO2010053204A1 (ja) 2010-05-14
KR20110084287A (ko) 2011-07-21
TW201033644A (en) 2010-09-16
JP5164959B2 (ja) 2013-03-21
TWI434074B (zh) 2014-04-11
CN102197323A (zh) 2011-09-21

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SE01 Entry into force of request for substantive examination
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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140716

Termination date: 20181105

CF01 Termination of patent right due to non-payment of annual fee