KR102534054B1 - 편광자 및 그의 제조 방법 - Google Patents

편광자 및 그의 제조 방법 Download PDF

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Publication number
KR102534054B1
KR102534054B1 KR1020217018623A KR20217018623A KR102534054B1 KR 102534054 B1 KR102534054 B1 KR 102534054B1 KR 1020217018623 A KR1020217018623 A KR 1020217018623A KR 20217018623 A KR20217018623 A KR 20217018623A KR 102534054 B1 KR102534054 B1 KR 102534054B1
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KR
South Korea
Prior art keywords
polarizer
resin film
cutting
decolorization
weight
Prior art date
Application number
KR1020217018623A
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English (en)
Korean (ko)
Other versions
KR20210107665A (ko
Inventor
마사카즈 모치즈키
요시츠구 키타무라
Original Assignee
닛토덴코 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.)
Filing date
Publication date
Application filed by 닛토덴코 가부시키가이샤 filed Critical 닛토덴코 가부시키가이샤
Priority claimed from PCT/JP2019/049973 external-priority patent/WO2020137839A1/ja
Publication of KR20210107665A publication Critical patent/KR20210107665A/ko
Application granted granted Critical
Publication of KR102534054B1 publication Critical patent/KR102534054B1/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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00634—Production of filters
    • B29D11/00644—Production of filters polarizing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00932—Combined cutting and grinding thereof
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Laser Beam Processing (AREA)
KR1020217018623A 2018-12-25 2019-12-20 편광자 및 그의 제조 방법 KR102534054B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2018241267 2018-12-25
JPJP-P-2018-241267 2018-12-25
JPJP-P-2019-228942 2019-12-19
JP2019228942A JP7046901B2 (ja) 2018-12-25 2019-12-19 偏光子、および、その製造方法
PCT/JP2019/049973 WO2020137839A1 (ja) 2018-12-25 2019-12-20 偏光子、および、その製造方法

Publications (2)

Publication Number Publication Date
KR20210107665A KR20210107665A (ko) 2021-09-01
KR102534054B1 true KR102534054B1 (ko) 2023-05-26

Family

ID=71450805

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217018623A KR102534054B1 (ko) 2018-12-25 2019-12-20 편광자 및 그의 제조 방법

Country Status (4)

Country Link
JP (1) JP7046901B2 (zh)
KR (1) KR102534054B1 (zh)
CN (1) CN113287043B (zh)
TW (1) TWI796538B (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022024576A1 (ja) * 2020-07-31 2022-02-03 日東電工株式会社 偏光板および該偏光板の製造方法
JP2022027338A (ja) * 2020-07-31 2022-02-10 日東電工株式会社 偏光板および該偏光板の製造方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4981944B2 (ja) * 2010-03-26 2012-07-25 三星ダイヤモンド工業株式会社 液晶表示装置用セルの製造方法
US9143668B2 (en) 2010-10-29 2015-09-22 Apple Inc. Camera lens structures and display structures for electronic devices
JP2014191051A (ja) * 2013-03-26 2014-10-06 Nitto Denko Corp 偏光子のレーザー加工方法
KR20150086159A (ko) * 2014-01-17 2015-07-27 주식회사 엘지화학 국지적으로 편광 해소 영역을 갖는 편광자 제조 방법, 이를 이용하여 제조된 편광자 및 편광판
US10359553B2 (en) * 2014-03-26 2019-07-23 Lg Chem, Ltd. Method for manufacturing polarizer having locally depolarized area, and polarizer, polarizing plate and image display device manufactured by using same
JP6215865B2 (ja) * 2014-04-25 2017-10-18 日東電工株式会社 偏光子の製造方法
JP6713189B2 (ja) * 2014-06-27 2020-06-24 日東電工株式会社 長尺状の偏光フィルム積層体
JP6152128B2 (ja) * 2015-02-16 2017-06-21 日東電工株式会社 偏光子の製造方法
JP6420747B2 (ja) * 2015-04-17 2018-11-07 日東電工株式会社 偏光子、偏光板および偏光子の製造方法
JP7163000B2 (ja) * 2015-06-25 2022-10-31 日東電工株式会社 非偏光部を有する偏光子
JP6872309B2 (ja) * 2015-06-25 2021-05-19 日東電工株式会社 偏光子
JP6188845B2 (ja) * 2016-02-22 2017-08-30 住友化学株式会社 偏光板及び画像表示装置
JP6150360B1 (ja) * 2016-02-23 2017-06-21 住友化学株式会社 表示パネルの製造方法
KR101775594B1 (ko) * 2016-08-08 2017-09-06 동우 화인켐 주식회사 편광판 및 이의 제조방법
KR102682304B1 (ko) * 2016-12-02 2024-07-08 삼성전자주식회사 디스플레이를 포함하는 전자 장치 및 디스플레이의 제조 방법
US20180315357A1 (en) * 2017-05-01 2018-11-01 Apple Inc. Electronic Devices Having Displays With Optical Windows
JP7191578B2 (ja) * 2018-08-01 2022-12-19 日東電工株式会社 偏光子、偏光板、および、画像表示装置

Also Published As

Publication number Publication date
JP2020106834A (ja) 2020-07-09
TW202032172A (zh) 2020-09-01
KR20210107665A (ko) 2021-09-01
CN113287043B (zh) 2024-01-09
CN113287043A (zh) 2021-08-20
TWI796538B (zh) 2023-03-21
JP7046901B2 (ja) 2022-04-04

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