KR101759014B1 - 위상차 필름의 제조 방법 및 원편광판의 제조 방법 - Google Patents

위상차 필름의 제조 방법 및 원편광판의 제조 방법 Download PDF

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Publication number
KR101759014B1
KR101759014B1 KR1020157026546A KR20157026546A KR101759014B1 KR 101759014 B1 KR101759014 B1 KR 101759014B1 KR 1020157026546 A KR1020157026546 A KR 1020157026546A KR 20157026546 A KR20157026546 A KR 20157026546A KR 101759014 B1 KR101759014 B1 KR 101759014B1
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South Korea
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film
clip
pitch
stretching
clip pitch
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Korean (ko)
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KR20150122740A (ko
Inventor
다카시 시미즈
사토시 히라타
세이지 곤도
나오 무라카미
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닛토덴코 가부시키가이샤
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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
    • G02B5/3083—Birefringent or phase retarding elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/045—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique in a direction which is not parallel or transverse to the direction of feed, e.g. oblique
    • 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
    • B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
    • B29D11/00788—Producing optical films
    • 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
    • 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
    • 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
    • G02B5/3041—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 comprising multiple thin layers, e.g. multilayer stacks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/16—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial simultaneously
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2069/00—Use of PC, i.e. polycarbonates or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/0031—Refractive
    • B29K2995/0032—Birefringent

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
KR1020157026546A 2013-03-29 2014-03-12 위상차 필름의 제조 방법 및 원편광판의 제조 방법 Active KR101759014B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2013-070788 2013-03-29
JP2013070788A JP5755674B2 (ja) 2013-03-29 2013-03-29 位相差フィルムの製造方法および円偏光板の製造方法
PCT/JP2014/056403 WO2014156624A1 (ja) 2013-03-29 2014-03-12 位相差フィルムの製造方法および円偏光板の製造方法

Publications (2)

Publication Number Publication Date
KR20150122740A KR20150122740A (ko) 2015-11-02
KR101759014B1 true KR101759014B1 (ko) 2017-07-17

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KR1020157026546A Active KR101759014B1 (ko) 2013-03-29 2014-03-12 위상차 필름의 제조 방법 및 원편광판의 제조 방법

Country Status (7)

Country Link
US (1) US9804313B2 (enExample)
EP (1) EP2980613B1 (enExample)
JP (1) JP5755674B2 (enExample)
KR (1) KR101759014B1 (enExample)
CN (1) CN105051579B (enExample)
TW (1) TWI554382B (enExample)
WO (1) WO2014156624A1 (enExample)

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JP6553873B2 (ja) * 2014-12-25 2019-07-31 日東電工株式会社 位相差フィルムの製造方法
JP6576637B2 (ja) * 2015-01-08 2019-09-18 日東電工株式会社 位相差フィルムの製造方法および円偏光板の製造方法
JP6791128B2 (ja) 2015-03-31 2020-11-25 日本ゼオン株式会社 延伸フィルムの製造方法、及び、延伸フィルム
DE102017104582A1 (de) * 2017-03-06 2018-09-06 Lindauer Dornier Gesellschaft Mit Beschränkter Haftung Folienreckanlage
JP2018194606A (ja) * 2017-05-15 2018-12-06 日東電工株式会社 円偏光板および有機ｅｌパネル
JP6781111B2 (ja) * 2017-06-28 2020-11-04 日東電工株式会社 位相差フィルム、円偏光板、および位相差フィルムの製造方法
JP7016269B2 (ja) * 2018-02-02 2022-02-04 日東電工株式会社 延伸フィルムの製造方法
KR20260003866A (ko) * 2019-03-12 2026-01-07 닛토덴코 가부시키가이샤 위상차 필름 및 위상차층 부착 편광판
JP7349873B2 (ja) * 2019-10-04 2023-09-25 芝浦機械株式会社 同時二軸延伸装置
KR102997436B1 (ko) * 2020-03-18 2026-07-29 닛토덴코 가부시키가이샤 위상차층 및 점착제층 부착 편광판과, 해당 위상차층 및 점착제층 부착 편광판을 이용한 화상 표시 장치
JP7610433B2 (ja) 2021-03-11 2025-01-08 住友化学株式会社 偏光板
JP7689846B2 (ja) 2021-03-22 2025-06-09 住友化学株式会社 光学積層体及び表示装置
JP7039757B1 (ja) * 2021-03-24 2022-03-22 日東電工株式会社 延伸フィルムの製造方法
JP7038240B1 (ja) * 2021-03-24 2022-03-17 日東電工株式会社 延伸フィルムの製造方法
JP7012179B1 (ja) * 2021-03-24 2022-02-15 日東電工株式会社 延伸フィルムの製造方法
JP7048813B1 (ja) * 2021-03-30 2022-04-05 日東電工株式会社 延伸フィルムの製造方法
JP7048814B1 (ja) * 2021-11-18 2022-04-05 日東電工株式会社 延伸フィルムの製造方法および光学積層体の製造方法
CN114311622B (zh) * 2021-12-29 2023-09-12 西南科技大学 Oled柔性显示用偏光片补偿膜的同步光学斜向拉伸方法
CN114434767B (zh) * 2021-12-29 2023-09-12 西南科技大学 Oled柔性显示用偏光片补偿膜的制备方法
CN116674139B (zh) * 2023-06-19 2025-09-02 龙华相位新材料(绵阳)股份有限公司 一种防窥膜制备方法、防窥膜、防窥显示面板

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Also Published As

Publication number Publication date
EP2980613A4 (en) 2016-11-02
EP2980613B1 (en) 2018-07-11
JP5755674B2 (ja) 2015-07-29
US20160062019A1 (en) 2016-03-03
KR20150122740A (ko) 2015-11-02
TWI554382B (zh) 2016-10-21
WO2014156624A1 (ja) 2014-10-02
JP2014194483A (ja) 2014-10-09
US9804313B2 (en) 2017-10-31
EP2980613A1 (en) 2016-02-03
TW201442846A (zh) 2014-11-16
CN105051579A (zh) 2015-11-11
CN105051579B (zh) 2017-08-15

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