KR102024448B1 - 경사 연신 필름의 제조 방법 - Google Patents

경사 연신 필름의 제조 방법 Download PDF

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Publication number
KR102024448B1
KR102024448B1 KR1020177024621A KR20177024621A KR102024448B1 KR 102024448 B1 KR102024448 B1 KR 102024448B1 KR 1020177024621 A KR1020177024621 A KR 1020177024621A KR 20177024621 A KR20177024621 A KR 20177024621A KR 102024448 B1 KR102024448 B1 KR 102024448B1
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KR
South Korea
Prior art keywords
film
group
diagonal
width
stretched film
Prior art date
Application number
KR1020177024621A
Other languages
English (en)
Korean (ko)
Other versions
KR20170110676A (ko
Inventor
심페이 하타케야마
Original Assignee
코니카 미놀타 가부시키가이샤
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.)
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Application filed by 코니카 미놀타 가부시키가이샤 filed Critical 코니카 미놀타 가부시키가이샤
Publication of KR20170110676A publication Critical patent/KR20170110676A/ko
Application granted granted Critical
Publication of KR102024448B1 publication Critical patent/KR102024448B1/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
    • B29C55/04—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
    • B29C55/20—Edge clamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polarising Elements (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Liquid Crystal (AREA)
KR1020177024621A 2015-03-20 2016-02-26 경사 연신 필름의 제조 방법 KR102024448B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2015-057243 2015-03-20
JP2015057243 2015-03-20
PCT/JP2016/055826 WO2016152381A1 (fr) 2015-03-20 2016-02-26 Procédé de production d'un film étiré obliquement

Publications (2)

Publication Number Publication Date
KR20170110676A KR20170110676A (ko) 2017-10-11
KR102024448B1 true KR102024448B1 (ko) 2019-09-23

Family

ID=56978319

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020177024621A KR102024448B1 (ko) 2015-03-20 2016-02-26 경사 연신 필름의 제조 방법

Country Status (4)

Country Link
JP (2) JP6903001B2 (fr)
KR (1) KR102024448B1 (fr)
CN (2) CN107428070A (fr)
WO (1) WO2016152381A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI783132B (zh) * 2018-03-27 2022-11-11 日商日本瑞翁股份有限公司 長條狀之延伸薄膜及長條狀之偏光薄膜的製造方法
JP7103125B2 (ja) * 2018-09-27 2022-07-20 日本ゼオン株式会社 樹脂フィルムの製造方法
JP2022107944A (ja) * 2021-01-12 2022-07-25 コニカミノルタ株式会社 斜め延伸フィルムの製造方法
JP7059429B1 (ja) 2021-09-10 2022-04-25 日東電工株式会社 延伸フィルムの製造方法および光学積層体の製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007175974A (ja) 2005-12-27 2007-07-12 Nippon Zeon Co Ltd フィルム延伸装置およびフィルム延伸方法
JP2007203556A (ja) * 2006-01-31 2007-08-16 Nippon Zeon Co Ltd 延伸フィルムの製造方法、位相差補償フィルム及び液晶表示装置
JP2008080674A (ja) * 2006-09-28 2008-04-10 Nippon Zeon Co Ltd 延伸フィルムの製造方法、位相差フィルム、円偏光板、及び液晶表示装置
JP2012056322A (ja) * 2011-12-09 2012-03-22 Nippon Zeon Co Ltd 延伸フィルムの製造方法及び円偏光板の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2000286B1 (fr) 2006-03-24 2017-03-01 Zeon Corporation Film etire continu, procede de production et utilisation du film etire
WO2013146397A1 (fr) * 2012-03-29 2013-10-03 コニカミノルタ株式会社 Procédé de fabrication de film étiré obliquement de grande longueur
JP5979224B2 (ja) * 2012-03-30 2016-08-24 コニカミノルタ株式会社 長尺延伸フィルムの製造方法及び製造装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007175974A (ja) 2005-12-27 2007-07-12 Nippon Zeon Co Ltd フィルム延伸装置およびフィルム延伸方法
JP2007203556A (ja) * 2006-01-31 2007-08-16 Nippon Zeon Co Ltd 延伸フィルムの製造方法、位相差補償フィルム及び液晶表示装置
JP2008080674A (ja) * 2006-09-28 2008-04-10 Nippon Zeon Co Ltd 延伸フィルムの製造方法、位相差フィルム、円偏光板、及び液晶表示装置
JP2012056322A (ja) * 2011-12-09 2012-03-22 Nippon Zeon Co Ltd 延伸フィルムの製造方法及び円偏光板の製造方法

Also Published As

Publication number Publication date
JPWO2016152381A1 (ja) 2018-01-11
WO2016152381A1 (fr) 2016-09-29
CN114953408A (zh) 2022-08-30
KR20170110676A (ko) 2017-10-11
JP6923048B2 (ja) 2021-08-18
CN107428070A (zh) 2017-12-01
JP6903001B2 (ja) 2021-07-14
JP2020179671A (ja) 2020-11-05

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