CN114026474A - 偏光膜、偏光板和该偏光膜的制造方法 - Google Patents

偏光膜、偏光板和该偏光膜的制造方法 Download PDF

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Publication number
CN114026474A
CN114026474A CN202080046294.5A CN202080046294A CN114026474A CN 114026474 A CN114026474 A CN 114026474A CN 202080046294 A CN202080046294 A CN 202080046294A CN 114026474 A CN114026474 A CN 114026474A
Authority
CN
China
Prior art keywords
polarizing film
treatment
stretching
laminate
pva
Prior art date
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.)
Pending
Application number
CN202080046294.5A
Other languages
English (en)
Chinese (zh)
Inventor
岛津亮
后藤周作
森崎真由美
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
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 Nitto Denko Corp filed Critical Nitto Denko Corp
Priority to CN202410912896.4A priority Critical patent/CN118769524A/zh
Publication of CN114026474A publication Critical patent/CN114026474A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • B29C55/065—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 in several stretching steps
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0092—Drying moulded articles or half products, e.g. preforms, during or after moulding or cooling
    • 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
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • 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
    • 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
    • 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
CN202080046294.5A 2019-06-25 2020-05-11 偏光膜、偏光板和该偏光膜的制造方法 Pending CN114026474A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410912896.4A CN118769524A (zh) 2019-06-25 2020-05-11 偏光膜、偏光板和该偏光膜的制造方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-117773 2019-06-25
JP2019117773A JP7502001B2 (ja) 2019-06-25 2019-06-25 偏光膜、偏光板、および該偏光膜の製造方法
PCT/JP2020/018841 WO2020261778A1 (ja) 2019-06-25 2020-05-11 偏光膜、偏光板、および該偏光膜の製造方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202410912896.4A Division CN118769524A (zh) 2019-06-25 2020-05-11 偏光膜、偏光板和该偏光膜的制造方法

Publications (1)

Publication Number Publication Date
CN114026474A true CN114026474A (zh) 2022-02-08

Family

ID=74060882

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202080046294.5A Pending CN114026474A (zh) 2019-06-25 2020-05-11 偏光膜、偏光板和该偏光膜的制造方法
CN202410912896.4A Pending CN118769524A (zh) 2019-06-25 2020-05-11 偏光膜、偏光板和该偏光膜的制造方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202410912896.4A Pending CN118769524A (zh) 2019-06-25 2020-05-11 偏光膜、偏光板和该偏光膜的制造方法

Country Status (5)

Country Link
JP (3) JP7502001B2 (https=)
KR (1) KR20220024138A (https=)
CN (2) CN114026474A (https=)
TW (2) TWI900481B (https=)
WO (1) WO2020261778A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7638258B2 (ja) * 2022-12-19 2025-03-03 日東電工株式会社 光学積層体、光学積層体ロール、および偏光板の製造方法

Citations (6)

* 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
KR20030053904A (ko) * 2001-12-24 2003-07-02 신화오플라주식회사 자외선 흡수성능을 갖는 편광필름 및 그 제조방법
US20030152718A1 (en) * 1999-11-29 2003-08-14 Eiji Hamamoto Polarizing plate and optical member
JP2005275216A (ja) * 2004-03-26 2005-10-06 Teijin Ltd 偏光板
JP2008070571A (ja) * 2006-09-14 2008-03-27 Nippon Kayaku Co Ltd 高耐久性偏光板
WO2019116969A1 (ja) * 2017-12-11 2019-06-20 住友化学株式会社 硬化性組成物、光学積層体及び画像表示装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006095815A1 (ja) 2005-03-10 2006-09-14 Nippon Kayaku Kabushiki Kaisha ヨウ素系偏光フィルム、その製造方法及びそれを用いた偏光板
JP2010026498A (ja) * 2008-06-17 2010-02-04 Nitto Denko Corp 偏光板及びその製造方法
JP4691205B1 (ja) * 2010-09-03 2011-06-01 日東電工株式会社 薄型高機能偏光膜を含む光学フィルム積層体の製造方法
JP4975186B1 (ja) * 2010-12-16 2012-07-11 日東電工株式会社 偏光膜の製造方法
JP6114160B2 (ja) * 2012-10-22 2017-04-12 日東電工株式会社 偏光膜および偏光膜の製造方法
KR101839672B1 (ko) 2015-02-12 2018-03-16 스미또모 가가꾸 가부시키가이샤 편광 필름 및 그것을 포함하는 편광판
WO2019054268A1 (ja) * 2017-09-13 2019-03-21 日東電工株式会社 偏光板、偏光板ロール、および偏光膜の製造方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030152718A1 (en) * 1999-11-29 2003-08-14 Eiji Hamamoto Polarizing plate and optical member
JP2001343521A (ja) * 2000-05-31 2001-12-14 Sumitomo Chem Co Ltd 偏光板及びその製造方法
KR20030053904A (ko) * 2001-12-24 2003-07-02 신화오플라주식회사 자외선 흡수성능을 갖는 편광필름 및 그 제조방법
JP2005275216A (ja) * 2004-03-26 2005-10-06 Teijin Ltd 偏光板
JP2008070571A (ja) * 2006-09-14 2008-03-27 Nippon Kayaku Co Ltd 高耐久性偏光板
WO2019116969A1 (ja) * 2017-12-11 2019-06-20 住友化学株式会社 硬化性組成物、光学積層体及び画像表示装置

Also Published As

Publication number Publication date
TWI909588B (zh) 2025-12-21
JP2025107392A (ja) 2025-07-17
JP7502001B2 (ja) 2024-06-18
WO2020261778A1 (ja) 2020-12-30
KR20220024138A (ko) 2022-03-03
JP7715755B2 (ja) 2025-07-30
JP2023083366A (ja) 2023-06-15
TW202108384A (zh) 2021-03-01
CN118769524A (zh) 2024-10-15
JP2021004945A (ja) 2021-01-14
TWI900481B (zh) 2025-10-11
TW202446605A (zh) 2024-12-01

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