WO2008149757A1 - 白色ポリエステルフィルムおよびそれを用いた面光源 - Google Patents

白色ポリエステルフィルムおよびそれを用いた面光源 Download PDF

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Publication number
WO2008149757A1
WO2008149757A1 PCT/JP2008/059864 JP2008059864W WO2008149757A1 WO 2008149757 A1 WO2008149757 A1 WO 2008149757A1 JP 2008059864 W JP2008059864 W JP 2008059864W WO 2008149757 A1 WO2008149757 A1 WO 2008149757A1
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WO
WIPO (PCT)
Prior art keywords
white polyester
layer
light source
polyester film
surface light
Prior art date
Application number
PCT/JP2008/059864
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English (en)
French (fr)
Inventor
Shigeru Aoyama
Akikazu Kikuchi
Kozo Takahashi
Original Assignee
Toray Industries, Inc.
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 Toray Industries, Inc. filed Critical Toray Industries, Inc.
Priority to CN2008801019991A priority Critical patent/CN101772547B/zh
Priority to JP2008529404A priority patent/JP5481858B2/ja
Priority to EP20080764833 priority patent/EP2163580B1/en
Priority to KR1020097025294A priority patent/KR101247233B1/ko
Priority to US12/602,866 priority patent/US8709589B2/en
Publication of WO2008149757A1 publication Critical patent/WO2008149757A1/ja

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • 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
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
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    • 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
    • B32B27/205—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents the fillers creating voids or cavities, e.g. by stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/325—Layered products comprising a layer of synthetic resin comprising polyolefins comprising polycycloolefins
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    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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    • C08J5/18—Manufacture of films or sheets
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    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L45/00—Compositions of homopolymers or copolymers of compounds having no unsaturated aliphatic radicals in side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic or in a heterocyclic ring system; Compositions of derivatives of such polymers
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2307/40—Properties of the layers or laminate having particular optical properties
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    • B32B2307/4026—Coloured within the layer by addition of a colorant, e.g. pigments, dyes
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    • B32B2307/00—Properties of the layers or laminate
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0065—Manufacturing aspects; Material aspects
    • G—PHYSICS
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    • 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
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    • G02F1/1333—Constructional arrangements; Manufacturing methods
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y10T428/249986—Void-containing component contains also a solid fiber or solid particle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y10T428/249988—Of about the same composition as, and adjacent to, the void-containing component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31786—Of polyester [e.g., alkyd, etc.]

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Laminated Bodies (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

【課題】白色性、反射性、軽量性、熱寸法安定性に優れた白色ポリエステルフィルム提供すること、およびそれを用いることにより輝度特性に優れた面光源を提供すること。 【解決手段】ポリエステル樹脂成分（Ａ）と、該樹脂成分（Ａ）に対して非相溶である成分（Ｂ）とを含有し、内部に気泡を有する白色ポリエステル層（Ｗ層）を含むフィルムにおいて、該非相溶成分（Ｂ）が、ガラス転移温度が１１０°C以上の環状オレフィン樹脂（ｂ）であり、かつ白色ポリエステル層（Ｗ層）における環状オレフィン樹脂（ｂ）の含有量Ｚが白色ポリエステル層（Ｗ層）に対して５重量％以上５０重量％以下である白色ポリエステルフィルム、およびそれを用いた面光源。
PCT/JP2008/059864 2007-06-07 2008-05-29 白色ポリエステルフィルムおよびそれを用いた面光源 WO2008149757A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN2008801019991A CN101772547B (zh) 2007-06-07 2008-05-29 白色聚酯膜和使用其的面光源
JP2008529404A JP5481858B2 (ja) 2007-06-07 2008-05-29 白色ポリエステルフィルムおよびそれを用いた面光源
EP20080764833 EP2163580B1 (en) 2007-06-07 2008-05-29 White polyester film and surface light source employing the same
KR1020097025294A KR101247233B1 (ko) 2007-06-07 2008-05-29 백색 폴리에스테르 필름 및 그것을 사용한 면광원
US12/602,866 US8709589B2 (en) 2007-06-07 2008-05-29 White polyester film and surface light source therewith

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007151289 2007-06-07
JP2007-151289 2007-06-07

Publications (1)

Publication Number Publication Date
WO2008149757A1 true WO2008149757A1 (ja) 2008-12-11

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PCT/JP2008/059864 WO2008149757A1 (ja) 2007-06-07 2008-05-29 白色ポリエステルフィルムおよびそれを用いた面光源

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Country Link
US (1) US8709589B2 (ja)
EP (1) EP2163580B1 (ja)
JP (1) JP5481858B2 (ja)
KR (1) KR101247233B1 (ja)
CN (1) CN101772547B (ja)
TW (1) TWI445760B (ja)
WO (1) WO2008149757A1 (ja)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010237670A (ja) * 2009-03-13 2010-10-21 Toray Ind Inc 白色フィルムおよびそれを用いた面光源
JP2011094026A (ja) * 2009-10-29 2011-05-12 Toray Ind Inc 白色単層ポリエステルフィルム及びそれを用いた面光源反射部材
JP2012111865A (ja) * 2010-11-25 2012-06-14 C I Kasei Co Ltd 熱収縮性白色フィルム
CN102575027A (zh) * 2009-09-30 2012-07-11 东洋纺织株式会社 太阳能电池背面保护膜用聚酯膜
JP2013256673A (ja) * 2013-10-01 2013-12-26 C I Kasei Co Ltd 熱収縮性白色フィルム
JP2015092006A (ja) * 2015-02-16 2015-05-14 シーアイ化成株式会社 熱収縮性白色フィルム
KR101525826B1 (ko) * 2009-03-30 2015-06-08 코오롱인더스트리 주식회사 백색필름 및 이의 제조방법
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JP2010237670A (ja) * 2009-03-13 2010-10-21 Toray Ind Inc 白色フィルムおよびそれを用いた面光源
KR101525826B1 (ko) * 2009-03-30 2015-06-08 코오롱인더스트리 주식회사 백색필름 및 이의 제조방법
CN102575027A (zh) * 2009-09-30 2012-07-11 东洋纺织株式会社 太阳能电池背面保护膜用聚酯膜
US20120183761A1 (en) * 2009-09-30 2012-07-19 Toyo Boseki Kabushiki Kaisha Polyester film for the protection of back surfaces of solar cells
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JP2011094026A (ja) * 2009-10-29 2011-05-12 Toray Ind Inc 白色単層ポリエステルフィルム及びそれを用いた面光源反射部材
JP2012111865A (ja) * 2010-11-25 2012-06-14 C I Kasei Co Ltd 熱収縮性白色フィルム
US9267008B2 (en) 2012-03-27 2016-02-23 C.I. Kasei Company, Limited Heat-shrinkable white film
JP2013256673A (ja) * 2013-10-01 2013-12-26 C I Kasei Co Ltd 熱収縮性白色フィルム
JP2019116099A (ja) * 2014-02-24 2019-07-18 東レ株式会社 ポリエステルフィルム
JP2015092006A (ja) * 2015-02-16 2015-05-14 シーアイ化成株式会社 熱収縮性白色フィルム

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EP2163580A4 (en) 2010-11-03
CN101772547A (zh) 2010-07-07
KR20100020460A (ko) 2010-02-22
KR101247233B1 (ko) 2013-03-25
US20100143699A1 (en) 2010-06-10
US8709589B2 (en) 2014-04-29
JPWO2008149757A1 (ja) 2010-08-26
CN101772547B (zh) 2013-01-23
TW200911913A (en) 2009-03-16
EP2163580B1 (en) 2014-05-07
JP5481858B2 (ja) 2014-04-23
EP2163580A1 (en) 2010-03-17

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