JPWO2021107108A1 - - Google Patents

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Publication number
JPWO2021107108A1
JPWO2021107108A1 JP2021561554A JP2021561554A JPWO2021107108A1 JP WO2021107108 A1 JPWO2021107108 A1 JP WO2021107108A1 JP 2021561554 A JP2021561554 A JP 2021561554A JP 2021561554 A JP2021561554 A JP 2021561554A JP WO2021107108 A1 JPWO2021107108 A1 JP WO2021107108A1
Authority
JP
Japan
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.)
Granted
Application number
JP2021561554A
Other languages
Japanese (ja)
Other versions
JP7567808B2 (ja
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 filed Critical
Publication of JPWO2021107108A1 publication Critical patent/JPWO2021107108A1/ja
Application granted granted Critical
Publication of JP7567808B2 publication Critical patent/JP7567808B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • 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
    • C08J2365/00—Characterised by the use of macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain; Derivatives of such polymers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
JP2021561554A 2019-11-29 2020-11-27 位相差フィルムの製造方法 Active JP7567808B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019216211 2019-11-29
JP2019216211 2019-11-29
PCT/JP2020/044253 WO2021107108A1 (ja) 2019-11-29 2020-11-27 位相差フィルム及びその製造方法

Publications (2)

Publication Number Publication Date
JPWO2021107108A1 true JPWO2021107108A1 (ko) 2021-06-03
JP7567808B2 JP7567808B2 (ja) 2024-10-16

Family

ID=76129579

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021561554A Active JP7567808B2 (ja) 2019-11-29 2020-11-27 位相差フィルムの製造方法

Country Status (4)

Country Link
JP (1) JP7567808B2 (ko)
KR (1) KR20220108037A (ko)
CN (2) CN114730039B (ko)
WO (1) WO2021107108A1 (ko)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010266723A (ja) * 2009-05-15 2010-11-25 Nippon Zeon Co Ltd 位相差フィルムの製造方法、位相差フィルム、円偏光フィルム、円偏光板、および液晶表示装置
JP5755675B2 (ja) * 2013-03-29 2015-07-29 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
CN105765424A (zh) * 2013-11-15 2016-07-13 日本瑞翁株式会社 相位差膜的制造方法
JP2016212171A (ja) 2015-05-01 2016-12-15 日本ゼオン株式会社 光学積層体、円偏光板及び有機エレクトロルミネッセンス表示装置
EP3376268A4 (en) 2015-10-15 2019-10-02 Zeon Corporation PHASE DIFFERENCE FILM AND METHOD FOR PRODUCING THE SAME
JP6877945B2 (ja) 2015-11-30 2021-05-26 日東電工株式会社 位相差層付偏光板および画像表示装置
US20190152131A1 (en) * 2016-02-29 2019-05-23 Zeon Corporation Stretched film, method for manufacturing same, circular polarization plate, and display device
CN109477926B (zh) * 2016-08-08 2021-03-19 日本瑞翁株式会社 光学各向异性层叠体、偏振片及图像显示装置
KR102638928B1 (ko) * 2017-01-30 2024-02-20 니폰 제온 가부시키가이샤 표시 장치

Also Published As

Publication number Publication date
JP7567808B2 (ja) 2024-10-16
CN114730039B (zh) 2024-04-23
CN114730039A (zh) 2022-07-08
WO2021107108A1 (ja) 2021-06-03
KR20220108037A (ko) 2022-08-02
CN118276216A (zh) 2024-07-02
TW202122841A (zh) 2021-06-16

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