JP7345541B2 - ポリビニルアルコールフィルム、偏光フィルム、及び偏光板 - Google Patents

ポリビニルアルコールフィルム、偏光フィルム、及び偏光板 Download PDF

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Publication number
JP7345541B2
JP7345541B2 JP2021505095A JP2021505095A JP7345541B2 JP 7345541 B2 JP7345541 B2 JP 7345541B2 JP 2021505095 A JP2021505095 A JP 2021505095A JP 2021505095 A JP2021505095 A JP 2021505095A JP 7345541 B2 JP7345541 B2 JP 7345541B2
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Japan
Prior art keywords
film
pva
polarizing
mass
acid scavenger
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Japanese (ja)
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JPWO2020184587A1 (ko
Inventor
絵美 川崎
孝徳 磯崎
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Kuraray Co Ltd
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Kuraray Co Ltd
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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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
    • B32B23/04—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B23/08—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance 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
    • B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
    • B32B23/20—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising esters
    • 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
    • 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
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/29—Compounds containing one or more carbon-to-nitrogen double bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L29/00—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 alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
    • C08L29/02—Homopolymers or copolymers of unsaturated alcohols
    • C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
    • C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • 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
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • 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
    • 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
    • B32B2329/00—Polyvinylalcohols, polyvinylethers, polyvinylaldehydes, polyvinylketones or polyvinylketals
    • B32B2329/04—Polyvinylalcohol

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  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Polarising Elements (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
JP2021505095A 2019-03-14 2020-03-10 ポリビニルアルコールフィルム、偏光フィルム、及び偏光板 Active JP7345541B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019047344 2019-03-14
JP2019047344 2019-03-14
PCT/JP2020/010392 WO2020184587A1 (ja) 2019-03-14 2020-03-10 ポリビニルアルコールフィルム、偏光フィルム、及び偏光板

Publications (2)

Publication Number Publication Date
JPWO2020184587A1 JPWO2020184587A1 (ko) 2020-09-17
JP7345541B2 true JP7345541B2 (ja) 2023-09-15

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JP2021505095A Active JP7345541B2 (ja) 2019-03-14 2020-03-10 ポリビニルアルコールフィルム、偏光フィルム、及び偏光板

Country Status (5)

Country Link
JP (1) JP7345541B2 (ko)
KR (1) KR20210139234A (ko)
CN (1) CN113544555A (ko)
TW (1) TW202045557A (ko)
WO (1) WO2020184587A1 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021167948A (ja) * 2020-04-08 2021-10-21 日東電工株式会社 偏光フィルム
JP2021170044A (ja) * 2020-04-14 2021-10-28 日東電工株式会社 偏光膜および偏光フィルム
TWI771225B (zh) * 2021-11-16 2022-07-11 長春石油化學股份有限公司 聚乙烯醇薄膜、包含其之偏光薄膜及其製造方法
JP7288526B2 (ja) * 2021-11-16 2023-06-07 長春石油化學股▲分▼有限公司 ポリビニルアルコールフィルム、それを含む偏光フィルム及びそれらの製造方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011108350A1 (ja) 2010-03-03 2011-09-09 コニカミノルタオプト株式会社 偏光板の製造方法、それを用いた偏光板、及び液晶表示装置
CN102604294A (zh) 2012-03-13 2012-07-25 朱春英 Pva拉伸薄膜及其制备方法
JP2014102353A (ja) 2012-11-19 2014-06-05 Nitto Denko Corp 偏光板および画像表示装置、ならびにそれらの製造方法
WO2017065259A1 (ja) 2015-10-16 2017-04-20 株式会社Adeka 樹脂組成物およびこれを用いた光学フィルム
WO2020184657A1 (ja) 2019-03-14 2020-09-17 株式会社クラレ 接着剤及び偏光板
JP2020180229A (ja) 2019-04-25 2020-11-05 日本精機株式会社 粘着剤組成物及びそれを用いた液晶表示パネル

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101258549B1 (ko) * 2009-05-14 2013-05-02 가부시키가이샤 지로 코포레토 프란 편광자 보호 필름, 편광판 및 액정 표시 소자
JP7195039B2 (ja) * 2015-10-16 2022-12-23 株式会社Adeka 樹脂組成物およびこれを用いた光学フィルム
JP2018025764A (ja) 2016-07-29 2018-02-15 住友化学株式会社 光学積層体

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011108350A1 (ja) 2010-03-03 2011-09-09 コニカミノルタオプト株式会社 偏光板の製造方法、それを用いた偏光板、及び液晶表示装置
CN102604294A (zh) 2012-03-13 2012-07-25 朱春英 Pva拉伸薄膜及其制备方法
JP2014102353A (ja) 2012-11-19 2014-06-05 Nitto Denko Corp 偏光板および画像表示装置、ならびにそれらの製造方法
WO2017065259A1 (ja) 2015-10-16 2017-04-20 株式会社Adeka 樹脂組成物およびこれを用いた光学フィルム
WO2020184657A1 (ja) 2019-03-14 2020-09-17 株式会社クラレ 接着剤及び偏光板
JP2020180229A (ja) 2019-04-25 2020-11-05 日本精機株式会社 粘着剤組成物及びそれを用いた液晶表示パネル

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Publication number Publication date
KR20210139234A (ko) 2021-11-22
WO2020184587A1 (ja) 2020-09-17
CN113544555A (zh) 2021-10-22
TW202045557A (zh) 2020-12-16
JPWO2020184587A1 (ko) 2020-09-17

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