KR102531079B1 - 연신 필름의 제조 방법 및 광학 적층체의 제조 방법 - Google Patents

연신 필름의 제조 방법 및 광학 적층체의 제조 방법 Download PDF

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Publication number
KR102531079B1
KR102531079B1 KR1020220120288A KR20220120288A KR102531079B1 KR 102531079 B1 KR102531079 B1 KR 102531079B1 KR 1020220120288 A KR1020220120288 A KR 1020220120288A KR 20220120288 A KR20220120288 A KR 20220120288A KR 102531079 B1 KR102531079 B1 KR 102531079B1
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KR
South Korea
Prior art keywords
film
stretched
clip
stretching
laying
Prior art date
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KR1020220120288A
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English (en)
Korean (ko)
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KR20230043753A (ko
Inventor
아유무 나카하라
히토시 키타기시
타카시 시미즈
Original Assignee
닛토덴코 가부시키가이샤
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Publication of KR20230043753A publication Critical patent/KR20230043753A/ko
Application granted granted Critical
Publication of KR102531079B1 publication Critical patent/KR102531079B1/ko

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    • 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
    • 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
    • B29C55/20—Edge clamps
    • 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
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • 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
    • B29D11/0073—Optical laminates
    • 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
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • Polarising Elements (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
KR1020220120288A 2021-09-24 2022-09-22 연신 필름의 제조 방법 및 광학 적층체의 제조 방법 KR102531079B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2021-155912 2021-09-24
JP2021155912A JP7076036B1 (ja) 2021-09-24 2021-09-24 延伸フィルムの製造方法および光学積層体の製造方法

Publications (2)

Publication Number Publication Date
KR20230043753A KR20230043753A (ko) 2023-03-31
KR102531079B1 true KR102531079B1 (ko) 2023-05-11

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KR1020220120288A KR102531079B1 (ko) 2021-09-24 2022-09-22 연신 필름의 제조 방법 및 광학 적층체의 제조 방법

Country Status (3)

Country Link
JP (1) JP7076036B1 (ja)
KR (1) KR102531079B1 (ja)
CN (1) CN115847790B (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101393754B1 (ko) 2006-12-28 2014-05-12 닛토덴코 가부시키가이샤 편광자의 제조 방법, 편광자, 편광판, 광학 필름, 복합편광판의 제조 방법, 복합 편광판 및 화상 표시 장치

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4845619B2 (ja) 2006-07-19 2011-12-28 東芝機械株式会社 シート・フィルムの斜め延伸方法およびクリップ式シート・フィルム延伸装置
JP5105604B2 (ja) 2008-01-10 2012-12-26 日東電工株式会社 延伸フィルムの製造方法
JP6196425B2 (ja) 2011-05-26 2017-09-13 株式会社日本触媒 位相差フィルムの製造方法および位相差フィルムロール
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
JP5755684B2 (ja) * 2013-06-10 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
JP2016126292A (ja) * 2015-01-08 2016-07-11 日東電工株式会社 位相差フィルムの製造方法
CN107405822B (zh) * 2015-03-31 2020-03-03 日本瑞翁株式会社 拉伸膜的制造方法及拉伸膜
JP6836849B2 (ja) 2015-09-24 2021-03-03 日東電工株式会社 光学異方性フィルムの製造方法
JP7037950B2 (ja) 2018-02-07 2022-03-17 日東電工株式会社 フィルム延伸装置および位相差フィルムの製造方法
JP7253413B2 (ja) 2019-03-20 2023-04-06 日東電工株式会社 延伸フィルムの製造方法
CN110343275B (zh) * 2019-07-18 2022-08-19 桂林电器科学研究院有限公司 一种聚酰亚胺超薄膜的制备方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101393754B1 (ko) 2006-12-28 2014-05-12 닛토덴코 가부시키가이샤 편광자의 제조 방법, 편광자, 편광판, 광학 필름, 복합편광판의 제조 방법, 복합 편광판 및 화상 표시 장치

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KR20230043753A (ko) 2023-03-31
JP7076036B1 (ja) 2022-05-26
CN115847790B (zh) 2023-11-14
CN115847790A (zh) 2023-03-28
JP2023047022A (ja) 2023-04-05

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