KR102444484B1 - 편광판 - Google Patents

편광판 Download PDF

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Publication number
KR102444484B1
KR102444484B1 KR1020227008362A KR20227008362A KR102444484B1 KR 102444484 B1 KR102444484 B1 KR 102444484B1 KR 1020227008362 A KR1020227008362 A KR 1020227008362A KR 20227008362 A KR20227008362 A KR 20227008362A KR 102444484 B1 KR102444484 B1 KR 102444484B1
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KR
South Korea
Prior art keywords
film
protective film
layer
adhesive
polarizer
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.)
Active
Application number
KR1020227008362A
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English (en)
Korean (ko)
Other versions
KR20220038522A (ko
Inventor
유이치로 구나이
Original Assignee
스미또모 가가꾸 가부시키가이샤
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.)
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Publication of KR20220038522A publication Critical patent/KR20220038522A/ko
Application granted granted Critical
Publication of KR102444484B1 publication Critical patent/KR102444484B1/ko
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • 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
    • 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
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/14—Protective coatings, e.g. hard coatings
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/42—Polarizing, birefringent, filtering
    • 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
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • 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
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • B32B2457/202—LCD, i.e. liquid crystal displays
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y10T428/24959—Thickness [relative or absolute] of adhesive layers
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y10T428/24967—Absolute thicknesses specified
    • Y10T428/24975—No layer or component greater than 5 mils thick

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Laminated Bodies (AREA)
  • Liquid Crystal (AREA)
KR1020227008362A 2013-12-12 2014-12-05 편광판 Active KR102444484B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2013257119A JP6262514B2 (ja) 2013-12-12 2013-12-12 偏光板
JPJP-P-2013-257119 2013-12-12
PCT/JP2014/082193 WO2015087789A1 (ja) 2013-12-12 2014-12-05 偏光板
KR1020217006627A KR20210028738A (ko) 2013-12-12 2014-12-05 편광판

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020217006627A Division KR20210028738A (ko) 2013-12-12 2014-12-05 편광판

Publications (2)

Publication Number Publication Date
KR20220038522A KR20220038522A (ko) 2022-03-28
KR102444484B1 true KR102444484B1 (ko) 2022-09-16

Family

ID=53371094

Family Applications (3)

Application Number Title Priority Date Filing Date
KR1020227008362A Active KR102444484B1 (ko) 2013-12-12 2014-12-05 편광판
KR1020167017854A Ceased KR20160097247A (ko) 2013-12-12 2014-12-05 편광판
KR1020217006627A Ceased KR20210028738A (ko) 2013-12-12 2014-12-05 편광판

Family Applications After (2)

Application Number Title Priority Date Filing Date
KR1020167017854A Ceased KR20160097247A (ko) 2013-12-12 2014-12-05 편광판
KR1020217006627A Ceased KR20210028738A (ko) 2013-12-12 2014-12-05 편광판

Country Status (6)

Country Link
US (2) US10429548B2 (OSRAM)
JP (1) JP6262514B2 (OSRAM)
KR (3) KR102444484B1 (OSRAM)
CN (2) CN109188589B (OSRAM)
TW (2) TWI651206B (OSRAM)
WO (1) WO2015087789A1 (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6349082B2 (ja) * 2013-12-12 2018-06-27 住友化学株式会社 偏光板及び表示装置
KR102172750B1 (ko) 2014-06-25 2020-11-02 동우 화인켐 주식회사 초박형 편광판 및 이를 구비하는 액정표시장치
KR102257917B1 (ko) * 2014-09-09 2021-05-27 스미또모 가가꾸 가부시키가이샤 편광판, 및 액정 패널의 제조 방법
JP6823919B2 (ja) * 2015-09-08 2021-02-03 日東電工株式会社 光学フィルムおよびその製造方法
JP6360943B2 (ja) * 2016-05-20 2018-07-18 住友化学株式会社 積層フィルムの製造方法および偏光板の製造方法
JP2018025635A (ja) * 2016-08-09 2018-02-15 株式会社東海理化電機製作所 偏光板、及び偏光板のレーザ加工方法
US11487148B2 (en) 2017-07-14 2022-11-01 Shanjin Optoelectronics (Suzhou) Co., Ltd. Polarizing plate having specified ratio of polarizing film shrinkage force to protective film shrinkage force
JP7358739B2 (ja) 2018-03-02 2023-10-11 住友化学株式会社 偏光板および偏光板の製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013237849A (ja) * 2010-12-24 2013-11-28 Nitto Denko Corp 活性エネルギー線硬化型接着剤組成物、偏光板、光学フィルムおよび画像表示装置

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JP2825157B2 (ja) 1988-03-22 1998-11-18 ジェイエスアール株式会社 重合体の製造方法
JP2881751B2 (ja) 1989-03-10 1999-04-12 三井化学株式会社 メッキ用組成物およびメッキ物
JP2712643B2 (ja) 1989-10-06 1998-02-16 日本合成ゴム株式会社 熱可塑性樹脂成形品
JP2001108830A (ja) * 1999-10-07 2001-04-20 Sumitomo Chem Co Ltd 光学フィルム
JP2006119203A (ja) * 2004-10-19 2006-05-11 Nitto Denko Corp 偏光板および偏光板の製造方法、ならびに、このような偏光板を用いた液晶パネル、液晶テレビおよび液晶表示装置
JP5444601B2 (ja) * 2006-11-17 2014-03-19 大日本印刷株式会社 偏光板、画像表示装置及び偏光板の製造方法
JP4726145B2 (ja) 2007-01-11 2011-07-20 日東電工株式会社 偏光板用接着剤、偏光板、その製造方法、光学フィルムおよび画像表示装置
JP5204608B2 (ja) 2007-10-10 2013-06-05 日東電工株式会社 偏光板、光学フィルムおよび画像表示装置
JP2009139585A (ja) 2007-12-05 2009-06-25 Nitto Denko Corp 偏光板、光学フィルムおよび画像表示装置
JP5324316B2 (ja) * 2008-05-27 2013-10-23 日東電工株式会社 粘着型偏光板、画像表示装置およびそれらの製造方法
JP5311898B2 (ja) * 2008-06-30 2013-10-09 フジコピアン株式会社 光硬化型接着剤組成物及びそれを用いた偏光板
JP2010091602A (ja) 2008-10-03 2010-04-22 Sumitomo Chemical Co Ltd 偏光板および液晶表示装置
JP2010091603A (ja) 2008-10-03 2010-04-22 Sumitomo Chemical Co Ltd 偏光板および液晶表示装置
JP5313297B2 (ja) 2010-12-24 2013-10-09 日東電工株式会社 活性エネルギー線硬化型接着剤組成物、偏光板、光学フィルムおよび画像表示装置
JP5732930B2 (ja) * 2011-03-11 2015-06-10 日産自動車株式会社 バッテリ充電制御装置
JP2012228820A (ja) * 2011-04-26 2012-11-22 Nitto Denko Corp 積層フィルムの製造方法
KR20120132397A (ko) * 2011-05-26 2012-12-05 닛토덴코 가부시키가이샤 점착제층이 부착된 편광 필름 및 화상 표시 장치
JP2012247574A (ja) 2011-05-26 2012-12-13 Nitto Denko Corp 粘着型偏光板および画像表示装置
JP5930636B2 (ja) * 2011-09-27 2016-06-08 住友化学株式会社 偏光板
JP6327659B2 (ja) 2012-03-30 2018-05-23 日東電工株式会社 偏光板のセットおよび液晶表示装置
JP6308721B2 (ja) 2012-03-30 2018-04-11 日東電工株式会社 偏光フィルム、光学フィルムおよび画像表示装置
JP6205179B2 (ja) 2012-06-08 2017-09-27 日東電工株式会社 活性エネルギー線硬化型接着剤組成物、偏光フィルムおよびその製造方法、光学フィルムおよび画像表示装置
JP6265590B2 (ja) * 2012-08-31 2018-01-24 日東電工株式会社 偏光フィルムの製造方法
JP2015094823A (ja) 2013-11-11 2015-05-18 コニカミノルタ株式会社 セルロースエステルフィルムを有する偏光板

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JP2013237849A (ja) * 2010-12-24 2013-11-28 Nitto Denko Corp 活性エネルギー線硬化型接着剤組成物、偏光板、光学フィルムおよび画像表示装置

Also Published As

Publication number Publication date
US20190369295A1 (en) 2019-12-05
CN109188589A (zh) 2019-01-11
JP2015114538A (ja) 2015-06-22
JP6262514B2 (ja) 2018-01-17
CN105814465B (zh) 2018-10-02
US20160313475A1 (en) 2016-10-27
WO2015087789A1 (ja) 2015-06-18
TW201919869A (zh) 2019-06-01
CN109188589B (zh) 2024-01-09
TWI651206B (zh) 2019-02-21
US10429548B2 (en) 2019-10-01
KR20160097247A (ko) 2016-08-17
KR20210028738A (ko) 2021-03-12
CN105814465A (zh) 2016-07-27
KR20220038522A (ko) 2022-03-28
TW201534478A (zh) 2015-09-16
TWI717676B (zh) 2021-02-01

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