KR102177573B1 - 연신 필름의 제조 방법 - Google Patents

연신 필름의 제조 방법 Download PDF

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Publication number
KR102177573B1
KR102177573B1 KR1020180161652A KR20180161652A KR102177573B1 KR 102177573 B1 KR102177573 B1 KR 102177573B1 KR 1020180161652 A KR1020180161652 A KR 1020180161652A KR 20180161652 A KR20180161652 A KR 20180161652A KR 102177573 B1 KR102177573 B1 KR 102177573B1
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KR
South Korea
Prior art keywords
film
stretching
stretched
optical film
stretched film
Prior art date
Application number
KR1020180161652A
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English (en)
Korean (ko)
Other versions
KR20190085472A (ko
Inventor
리에코 렌
유키 호키타
Original Assignee
코니카 미놀타 가부시키가이샤
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Publication of KR20190085472A publication Critical patent/KR20190085472A/ko
Application granted granted Critical
Publication of KR102177573B1 publication Critical patent/KR102177573B1/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
    • 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
    • B29C71/04—After-treatment of articles without altering their shape; Apparatus therefor by wave energy or particle radiation, e.g. for curing or vulcanising preformed articles
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L45/00—Compositions of homopolymers or copolymers of compounds having no unsaturated aliphatic radicals in side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic or in a heterocyclic ring system; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2345/00—Characterised by the use of homopolymers or copolymers of compounds having no unsaturated aliphatic radicals in side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic or in a heterocyclic ring system; Derivatives of such polymers

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ophthalmology & Optometry (AREA)
  • Materials Engineering (AREA)
  • Polarising Elements (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Liquid Crystal (AREA)
KR1020180161652A 2018-01-10 2018-12-14 연신 필름의 제조 방법 KR102177573B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018002056A JP6965757B2 (ja) 2018-01-10 2018-01-10 延伸フィルムの製造方法
JPJP-P-2018-002056 2018-01-10

Publications (2)

Publication Number Publication Date
KR20190085472A KR20190085472A (ko) 2019-07-18
KR102177573B1 true KR102177573B1 (ko) 2020-11-11

Family

ID=67188750

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020180161652A KR102177573B1 (ko) 2018-01-10 2018-12-14 연신 필름의 제조 방법

Country Status (3)

Country Link
JP (1) JP6965757B2 (ja)
KR (1) KR102177573B1 (ja)
CN (1) CN110014679B (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117460611A (zh) * 2021-06-09 2024-01-26 柯尼卡美能达株式会社 膜卷的制造方法和膜卷的制造中使用的凸部调整系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008275812A (ja) * 2007-04-27 2008-11-13 Mitsui Chemicals Inc 厚さ方向の屈折率がコントロールされた位相差フィルム、およびその製造方法。
JP4229077B2 (ja) 2005-03-28 2009-02-25 東洋紡績株式会社 積層熱可塑性樹脂フィルムおよびその製造方法
JP5391818B2 (ja) 2008-06-11 2014-01-15 住友化学株式会社 位相差フィルムの製造方法
JP2015214689A (ja) 2014-04-25 2015-12-03 積水化学工業株式会社 耐熱性微多孔フィルム及びその製造方法、非水電解液二次電池用セパレータ並びに非水電解液二次電池

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4577033B2 (ja) * 2004-04-19 2010-11-10 コニカミノルタオプト株式会社 位相差フィルムの製造方法
CN101071183A (zh) * 2006-05-10 2007-11-14 王子制纸株式会社 凹凸形状形成片及其制造方法、防反射体、相位差板、工序片原版以及光学元件的制造方法
JP5012279B2 (ja) * 2007-07-23 2012-08-29 東洋紡績株式会社 二軸延伸ポリアミドフィルムの製造方法
JP5563331B2 (ja) * 2010-02-23 2014-07-30 株式会社クラレ ポリビニルアルコール系重合体フィルムの製造方法
TWI423878B (zh) * 2010-11-26 2014-01-21 Kaneka Corp The method of manufacturing the extended film
KR101732223B1 (ko) * 2014-05-30 2017-05-02 주식회사 엘지화학 광학 필름의 제조 방법, 이를 이용하여 제조되는 광학 부재 및 광학 필름, 이를 포함하는 편광판 및 액정표시장치
JP2017134305A (ja) 2016-01-29 2017-08-03 日本ゼオン株式会社 延伸フィルム、製造方法、偏光板及び表示装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4229077B2 (ja) 2005-03-28 2009-02-25 東洋紡績株式会社 積層熱可塑性樹脂フィルムおよびその製造方法
JP2008275812A (ja) * 2007-04-27 2008-11-13 Mitsui Chemicals Inc 厚さ方向の屈折率がコントロールされた位相差フィルム、およびその製造方法。
JP5391818B2 (ja) 2008-06-11 2014-01-15 住友化学株式会社 位相差フィルムの製造方法
JP2015214689A (ja) 2014-04-25 2015-12-03 積水化学工業株式会社 耐熱性微多孔フィルム及びその製造方法、非水電解液二次電池用セパレータ並びに非水電解液二次電池

Also Published As

Publication number Publication date
JP2019119181A (ja) 2019-07-22
CN110014679B (zh) 2021-09-14
CN110014679A (zh) 2019-07-16
KR20190085472A (ko) 2019-07-18
JP6965757B2 (ja) 2021-11-10

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