JPWO2020255779A1 - - Google Patents

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Publication number
JPWO2020255779A1
JPWO2020255779A1 JP2021527626A JP2021527626A JPWO2020255779A1 JP WO2020255779 A1 JPWO2020255779 A1 JP WO2020255779A1 JP 2021527626 A JP2021527626 A JP 2021527626A JP 2021527626 A JP2021527626 A JP 2021527626A JP WO2020255779 A1 JPWO2020255779 A1 JP WO2020255779A1
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
JP2021527626A
Other languages
Japanese (ja)
Other versions
JP7246477B2 (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
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Publication of JPWO2020255779A1 publication Critical patent/JPWO2020255779A1/ja
Application granted granted Critical
Publication of JP7246477B2 publication Critical patent/JP7246477B2/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
    • G02B5/3025—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
    • G02B5/305—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 including organic materials, e.g. polymeric layers
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
JP2021527626A 2019-06-19 2020-06-08 偏光膜、偏光板、および該偏光膜の製造方法 Active JP7246477B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019113997 2019-06-19
JP2019113997 2019-06-19
PCT/JP2020/022538 WO2020255779A1 (ja) 2019-06-19 2020-06-08 偏光膜、偏光板、および該偏光膜の製造方法

Publications (2)

Publication Number Publication Date
JPWO2020255779A1 true JPWO2020255779A1 (ko) 2020-12-24
JP7246477B2 JP7246477B2 (ja) 2023-03-27

Family

ID=74040749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021527626A Active JP7246477B2 (ja) 2019-06-19 2020-06-08 偏光膜、偏光板、および該偏光膜の製造方法

Country Status (5)

Country Link
JP (1) JP7246477B2 (ko)
KR (1) KR20220019686A (ko)
CN (1) CN113994243A (ko)
TW (1) TW202101044A (ko)
WO (1) WO2020255779A1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117881989A (zh) 2021-06-29 2024-04-12 株式会社可乐丽 偏振板和由其形成的热成型体、以及热成型体的制造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015137514A1 (ja) * 2014-03-14 2015-09-17 日東電工株式会社 積層体、延伸積層体、延伸積層体の製造方法、それらを用いた、偏光膜を含む光学フィルム積層体の製造方法、及び偏光膜
JP2017219861A (ja) * 2014-12-12 2017-12-14 住友化学株式会社 偏光フィルム及び偏光板
JP2019053267A (ja) * 2018-02-13 2019-04-04 日東電工株式会社 偏光膜、偏光板、および偏光膜の製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001343521A (ja) 2000-05-31 2001-12-14 Sumitomo Chem Co Ltd 偏光板及びその製造方法
TWI749242B (zh) * 2017-09-13 2021-12-11 日商日東電工股份有限公司 偏光膜、偏光板、及偏光膜之製造方法
TWI743373B (zh) * 2017-09-13 2021-10-21 日商日東電工股份有限公司 偏光膜、偏光板、及偏光膜之製造方法
JP6470456B1 (ja) * 2017-09-13 2019-02-13 日東電工株式会社 偏光膜、偏光板、および偏光膜の製造方法
TWI748108B (zh) * 2017-09-13 2021-12-01 日商日東電工股份有限公司 偏光膜、偏光板、及偏光膜之製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015137514A1 (ja) * 2014-03-14 2015-09-17 日東電工株式会社 積層体、延伸積層体、延伸積層体の製造方法、それらを用いた、偏光膜を含む光学フィルム積層体の製造方法、及び偏光膜
JP2017219861A (ja) * 2014-12-12 2017-12-14 住友化学株式会社 偏光フィルム及び偏光板
JP2019053267A (ja) * 2018-02-13 2019-04-04 日東電工株式会社 偏光膜、偏光板、および偏光膜の製造方法

Also Published As

Publication number Publication date
JP7246477B2 (ja) 2023-03-27
CN113994243A (zh) 2022-01-28
KR20220019686A (ko) 2022-02-17
TW202101044A (zh) 2021-01-01
WO2020255779A1 (ja) 2020-12-24

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