KR102393476B1 - 광확산성 시트 및 그 시트를 포함하는 백라이트 장치 - Google Patents

광확산성 시트 및 그 시트를 포함하는 백라이트 장치 Download PDF

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Publication number
KR102393476B1
KR102393476B1 KR1020167034585A KR20167034585A KR102393476B1 KR 102393476 B1 KR102393476 B1 KR 102393476B1 KR 1020167034585 A KR1020167034585 A KR 1020167034585A KR 20167034585 A KR20167034585 A KR 20167034585A KR 102393476 B1 KR102393476 B1 KR 102393476B1
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KR
South Korea
Prior art keywords
light
diffusing sheet
resin
parts
sheet
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KR1020167034585A
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English (en)
Korean (ko)
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KR20170018327A (ko
Inventor
마사시 다카이
다카유키 네모토
히로시 요코타
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키모토 컴파니 리미티드
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Publication of KR20170018327A publication Critical patent/KR20170018327A/ko
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Publication of KR102393476B1 publication Critical patent/KR102393476B1/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/023—Optical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Laminated Bodies (AREA)
  • Electromagnetism (AREA)
KR1020167034585A 2014-06-10 2015-05-11 광확산성 시트 및 그 시트를 포함하는 백라이트 장치 KR102393476B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014119471 2014-06-10
JPJP-P-2014-119471 2014-06-10
PCT/JP2015/063486 WO2015190202A1 (ja) 2014-06-10 2015-05-11 光拡散性シート及び該シートを含むバックライト装置

Publications (2)

Publication Number Publication Date
KR20170018327A KR20170018327A (ko) 2017-02-17
KR102393476B1 true KR102393476B1 (ko) 2022-05-02

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ID=54833307

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020167034585A KR102393476B1 (ko) 2014-06-10 2015-05-11 광확산성 시트 및 그 시트를 포함하는 백라이트 장치

Country Status (5)

Country Link
JP (1) JPWO2015190202A1 (zh)
KR (1) KR102393476B1 (zh)
CN (1) CN106461820B (zh)
TW (1) TWI662300B (zh)
WO (1) WO2015190202A1 (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6473705B2 (ja) * 2016-03-10 2019-02-20 富士フイルム株式会社 ガスバリアフィルムおよび波長変換フィルム
CN109946773A (zh) * 2017-12-21 2019-06-28 张家港康得新光电材料有限公司 一种薄型光扩散层及光扩散片
CN109946774A (zh) * 2017-12-21 2019-06-28 张家港康得新光电材料有限公司 一种薄型高透光的光扩散层及光扩散片
CN109946772A (zh) * 2017-12-21 2019-06-28 张家港康得新光电材料有限公司 一种光扩散层及光扩散片
JP2019124786A (ja) * 2018-01-15 2019-07-25 恵和株式会社 拡散シート、バックライトユニット及び液晶表示装置
JP6886992B2 (ja) 2018-03-30 2021-06-16 恵和株式会社 光拡散板積層体、バックライトユニット、及び液晶表示装置
US11508937B2 (en) 2018-04-17 2022-11-22 Lg Chem, Ltd. Light-diffusing barrier film
EP3709077A1 (en) 2019-03-13 2020-09-16 Keiwa Inc. Multilayer of light diffusers, backlight unit, and liquid crystal display device
CN110456563A (zh) 2019-07-30 2019-11-15 武汉华星光电技术有限公司 背光模组及液晶显示装置
CN111276035B (zh) * 2020-03-20 2022-04-12 苏州和萃新材料有限公司 一种温度指示标签

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004004599A (ja) * 2002-03-26 2004-01-08 Keiwa Inc 光拡散シート及びこれを用いたバックライトユニット
JP2005326774A (ja) * 2004-05-17 2005-11-24 Soken Chem & Eng Co Ltd 光拡散シートおよびこれに用いる樹脂組成物
JP2006206775A (ja) * 2005-01-28 2006-08-10 Fuji Photo Film Co Ltd 光拡散層用塗布組成物、反射防止フィルム及びその製造方法、並びに反射防止フィルムを用いた偏光板及び画像表示装置
JP2007272208A (ja) * 2006-03-06 2007-10-18 Nippon Shokubai Co Ltd 光拡散シートおよび光拡散板、ならびにそれらを用いたバックライトユニットおよび液晶表示装置
JP2010139933A (ja) * 2008-12-15 2010-06-24 Toray Ind Inc 積層フィルムおよびこれを用いたバックライトユニット

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2958191B2 (ja) 1992-08-11 1999-10-06 株式会社きもと 光拡散性シート
JP2005275015A (ja) * 2004-03-25 2005-10-06 Kimoto & Co Ltd 光拡散板、導光板、およびこれらを用いたバックライト
JP2006259575A (ja) * 2005-03-18 2006-09-28 Kimoto & Co Ltd スクリーン
CN100356247C (zh) * 2005-11-29 2007-12-19 长兴化学工业股份有限公司 光学薄片
CN101118291B (zh) * 2006-08-04 2010-04-14 鸿富锦精密工业（深圳）有限公司 扩散片
CN101840103B (zh) * 2010-04-23 2011-07-13 上海凯鑫森产业投资控股有限公司 一种用于背光模块的扩散片
JP6275934B2 (ja) * 2010-09-17 2018-02-07 日東電工株式会社 光拡散素子、光拡散素子付偏光板、偏光素子、およびこれらを用いた液晶表示装置
JP5859224B2 (ja) * 2011-05-18 2016-02-10 恵和株式会社 光拡散シート、これを用いたバックライトユニット及び光拡散シートの製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004004599A (ja) * 2002-03-26 2004-01-08 Keiwa Inc 光拡散シート及びこれを用いたバックライトユニット
JP2005326774A (ja) * 2004-05-17 2005-11-24 Soken Chem & Eng Co Ltd 光拡散シートおよびこれに用いる樹脂組成物
JP2006206775A (ja) * 2005-01-28 2006-08-10 Fuji Photo Film Co Ltd 光拡散層用塗布組成物、反射防止フィルム及びその製造方法、並びに反射防止フィルムを用いた偏光板及び画像表示装置
JP2007272208A (ja) * 2006-03-06 2007-10-18 Nippon Shokubai Co Ltd 光拡散シートおよび光拡散板、ならびにそれらを用いたバックライトユニットおよび液晶表示装置
JP2010139933A (ja) * 2008-12-15 2010-06-24 Toray Ind Inc 積層フィルムおよびこれを用いたバックライトユニット

Also Published As

Publication number Publication date
CN106461820A (zh) 2017-02-22
TW201602643A (zh) 2016-01-16
JPWO2015190202A1 (ja) 2017-04-20
CN106461820B (zh) 2020-01-07
TWI662300B (zh) 2019-06-11
KR20170018327A (ko) 2017-02-17
WO2015190202A1 (ja) 2015-12-17

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