KR102531543B1 - 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
KR102531543B1
KR102531543B1 KR1020220117757A KR20220117757A KR102531543B1 KR 102531543 B1 KR102531543 B1 KR 102531543B1 KR 1020220117757 A KR1020220117757 A KR 1020220117757A KR 20220117757 A KR20220117757 A KR 20220117757A KR 102531543 B1 KR102531543 B1 KR 102531543B1
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KR
South Korea
Prior art keywords
film
stretched
oven
clip
stretching
Prior art date
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KR1020220117757A
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English (en)
Korean (ko)
Other versions
KR20230046217A (ko
Inventor
아유무 나카하라
히토시 키타기시
타카시 시미즈
Original Assignee
닛토덴코 가부시키가이샤
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Application filed by 닛토덴코 가부시키가이샤 filed Critical 닛토덴코 가부시키가이샤
Publication of KR20230046217A publication Critical patent/KR20230046217A/ko
Application granted granted Critical
Publication of KR102531543B1 publication Critical patent/KR102531543B1/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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02—Thermal after-treatment
    • 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 
    • G02F1/13—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  based on liquid crystals, e.g. single liquid crystal display cells
    • 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
    • B29C2037/90—Measuring, controlling or regulating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Polarising Elements (AREA)
KR1020220117757A 2021-09-29 2022-09-19 연신 필름의 제조 방법 및 광학 적층체의 제조 방법 KR102531543B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2021-159419 2021-09-29
JP2021159419A JP7085049B1 (ja) 2021-09-29 2021-09-29 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
KR20230046217A KR20230046217A (ko) 2023-04-05
KR102531543B1 true KR102531543B1 (ko) 2023-05-12

Family

ID=82019118

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020220117757A KR102531543B1 (ko) 2021-09-29 2022-09-19 연신 필름의 제조 방법 및 광학 적층체의 제조 방법

Country Status (3)

Country Link
JP (1) JP7085049B1 (ja)
KR (1) KR102531543B1 (ja)
CN (1) CN115871211A (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5893469B2 (ja) 2012-03-29 2016-03-23 株式会社日本触媒 光学フィルムの製造方法
JP5949548B2 (ja) 2011-03-29 2016-07-06 東レ株式会社 テンターオーブンおよび延伸フィルムの製造方法

Family Cites Families (10)

* 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
KR20130067229A (ko) * 2011-12-13 2013-06-21 히라노 기켄코교 가부시키가이샤 연신 장치
JP5177332B1 (ja) 2012-03-22 2013-04-03 コニカミノルタアドバンストレイヤー株式会社 長尺延伸フィルムの製造方法及び製造装置
JP2017009883A (ja) 2015-06-25 2017-01-12 コニカミノルタ株式会社 光学フィルムの製造方法、光学フィルム、円偏光板及び表示装置
JP6386980B2 (ja) 2015-08-21 2018-09-05 富士フイルム株式会社 光学フィルム製造方法
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
HUE057677T2 (hu) * 2015-12-28 2022-05-28 Toray Industries Légáramlást szabályozó berendezés, és eljárás feszített film elõállítására
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
KR102287535B1 (ko) * 2019-03-20 2021-08-09 주식회사 앰트 코어-쉘 구조의 황화구리 나노입자를 함유하는 근적외선 영역의 선택적 차단기능을 갖는 열차단 필름
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5949548B2 (ja) 2011-03-29 2016-07-06 東レ株式会社 テンターオーブンおよび延伸フィルムの製造方法
JP5893469B2 (ja) 2012-03-29 2016-03-23 株式会社日本触媒 光学フィルムの製造方法

Also Published As

Publication number Publication date
CN115871211A (zh) 2023-03-31
KR20230046217A (ko) 2023-04-05
JP2023049599A (ja) 2023-04-10
JP7085049B1 (ja) 2022-06-15

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