DE69020590D1 - Biaxial orientierter Polyethylen-2,6-naphthalat-Film. - Google Patents

Biaxial orientierter Polyethylen-2,6-naphthalat-Film.

Info

Publication number
DE69020590D1
DE69020590D1 DE69020590T DE69020590T DE69020590D1 DE 69020590 D1 DE69020590 D1 DE 69020590D1 DE 69020590 T DE69020590 T DE 69020590T DE 69020590 T DE69020590 T DE 69020590T DE 69020590 D1 DE69020590 D1 DE 69020590D1
Authority
DE
Germany
Prior art keywords
biaxially oriented
oriented polyethylene
naphthalate film
naphthalate
film
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.)
Expired - Lifetime
Application number
DE69020590T
Other languages
English (en)
Other versions
DE69020590T2 (de
Inventor
Hideo Katoh
Hisashi Hamano
Masahiro Hosoi
Tatsuya Ogawa
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.)
Teijin Ltd
Original Assignee
Teijin Ltd
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
Priority claimed from JP1020862A external-priority patent/JP2528960B2/ja
Priority claimed from JP1020861A external-priority patent/JP2528959B2/ja
Application filed by Teijin Ltd filed Critical Teijin Ltd
Application granted granted Critical
Publication of DE69020590D1 publication Critical patent/DE69020590D1/de
Publication of DE69020590T2 publication Critical patent/DE69020590T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
    • G11B5/73935—Polyester substrates, e.g. polyethylene terephthalate characterised by roughness or surface features, e.g. by added particles
    • 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
    • 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
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
    • G11B5/73929—Polyester substrates, e.g. polyethylene terephthalate comprising naphthalene ring compounds, e.g. polyethylene naphthalate substrates
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73937—Substrates having an organic polymer comprising a ring structure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31786—Of polyester [e.g., alkyd, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
DE1990620590 1989-02-01 1990-02-01 Biaxial orientierter Polyethylen-2,6-naphthalat-Film. Expired - Lifetime DE69020590T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1020862A JP2528960B2 (ja) 1989-02-01 1989-02-01 ポリエチレン―２，６―ナフタレ―トフイルム
JP1020861A JP2528959B2 (ja) 1989-02-01 1989-02-01 ポリエチレン―２，６―ナフタレ―トフイルム

Publications (2)

Publication Number Publication Date
DE69020590D1 true DE69020590D1 (de) 1995-08-10
DE69020590T2 DE69020590T2 (de) 1995-12-14

Family

ID=26357865

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1990620590 Expired - Lifetime DE69020590T2 (de) 1989-02-01 1990-02-01 Biaxial orientierter Polyethylen-2,6-naphthalat-Film.

Country Status (4)

Country Link
US (1) US5051292A (de)
EP (1) EP0381213B1 (de)
KR (1) KR950013881B1 (de)
DE (1) DE69020590T2 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5266376A (en) * 1989-12-25 1993-11-30 Toray Industries, Inc. Magnetic recording medium
US5324582A (en) * 1990-08-17 1994-06-28 Konica Corporation Magnetic recording medium
JPH04146518A (ja) * 1990-10-08 1992-05-20 Fuji Photo Film Co Ltd 磁気記録媒体
JPH04313811A (ja) * 1990-12-12 1992-11-05 Konica Corp 磁気記録媒体
JP2675217B2 (ja) * 1991-10-31 1997-11-12 帝人株式会社 ポリエチレン―２，６―ナフタレートフィルム
JPH04265514A (ja) * 1991-02-21 1992-09-21 Teijin Ltd 磁気テープ
JP2970001B2 (ja) * 1991-03-06 1999-11-02 三菱化学ポリエステルフィルム株式会社 磁気テープ用ポリエステルフィルム
JP2585476B2 (ja) * 1991-03-22 1997-02-26 帝人株式会社 ポリエチレン２，６−ナフタレートフイルム
US5665454A (en) * 1991-03-22 1997-09-09 Teijin Limited Biaxially oriented polyethylene-2,6-naphthalate film and magnetic tape formed therefrom
US5431983A (en) * 1991-04-25 1995-07-11 Teijin Limited Magnetic recording tape comprising a polyethylene-2,6-napthalate substrate, magnetic metal thin film, and a backcoat layer
JP2777003B2 (ja) * 1991-06-28 1998-07-16 帝人株式会社 磁気記録媒体用ポリエステルフイルム及びその製造方法
JPH0520664A (ja) * 1991-07-10 1993-01-29 Diafoil Co Ltd 高密度磁気記録媒体
JP3052447B2 (ja) * 1991-07-12 2000-06-12 三菱化学ポリエステルフィルム株式会社 高密度磁気記録媒体用ポリエチレンナフタレートフィルム
JP2585494B2 (ja) * 1991-11-13 1997-02-26 帝人株式会社 ポリエチレン―２，６―ナフタレートフィルム
EP0561596B2 (de) * 1992-03-19 2001-12-19 Teijin Limited Orientierte Polyesterfolie
JPH05271437A (ja) * 1992-03-24 1993-10-19 Diafoil Co Ltd ポリエチレン−２，６−ナフタレートフィルム
JP3306088B2 (ja) * 1992-04-02 2002-07-24 帝人株式会社 高密度磁気記録媒体
EP0567279B1 (de) * 1992-04-20 1996-12-18 Teijin Limited Laminierter Polyesterfilm und diesen Film als Substrat verwendender magnetischer Aufzeichnungsträger
JP2821055B2 (ja) * 1992-04-21 1998-11-05 富士写真フイルム株式会社 磁気記録媒体
EP0572224B2 (de) * 1992-05-27 2004-03-10 Teijin Limited Biaxial orientiertes Polyesterfilmlaminat
US5422175A (en) * 1992-06-01 1995-06-06 Toyo Boseki Kabushiki Kaisha Void-containing composite film of polyester type
JP2824716B2 (ja) * 1992-07-22 1998-11-18 富士写真フイルム株式会社 ポリエチレンナフタレートの製造方法
JP2989080B2 (ja) * 1992-12-17 1999-12-13 帝人株式会社 磁気記録媒体用積層ポリエステルフイルム
JP2732997B2 (ja) * 1993-01-29 1998-03-30 帝人株式会社 二軸配向ポリエチレン―２，６―ナフタレートフィルム
US5362571A (en) * 1994-03-16 1994-11-08 Teijin Limited Magnetic tape for use in cassette for digital audio tape recorder and biaxially oriented polyester base film therefor
KR0158241B1 (ko) * 1994-10-06 1999-01-15 안시환 폴리에스테르 필름의 제조방법
JP3569987B2 (ja) * 1994-12-22 2004-09-29 東洋紡績株式会社 ２軸配向ポリアミド系樹脂フィルム
US5976668A (en) * 1995-02-28 1999-11-02 Sony Corporation Base film for magnetic recording medium and magnetic recording medium using same
WO1998014328A1 (fr) * 1996-10-03 1998-04-09 Teijin Limited Film de decollage
EP0982115B1 (de) * 1997-12-11 2003-09-10 Teijin Limited Biaxial orientierter polyesterfilm für magnetische aufzeichnungsmedien
KR100554862B1 (ko) * 1998-10-09 2006-02-24 데이진 가부시키가이샤 2축 배향 폴리에스테르 필름, 및 이를 포함하는 적층 폴리에스테르 필름 및 가요성 디스크
US6830756B2 (en) * 1998-11-06 2004-12-14 Neomend, Inc. Systems, methods, and compositions for achieving closure of vascular puncture sites
US6899889B1 (en) 1998-11-06 2005-05-31 Neomend, Inc. Biocompatible material composition adaptable to diverse therapeutic indications
JP2001184627A (ja) * 1999-12-28 2001-07-06 Hitachi Maxell Ltd 磁気記録媒体
KR100825249B1 (ko) * 2000-12-11 2008-04-25 데이진 가부시키가이샤 이축배향 폴리에스테르 필름 및 그 제조법
MY172054A (en) * 2011-12-02 2019-11-13 Toray Industries Polyester film, solar cell backsheet, and solar cell
US20140186606A1 (en) * 2012-12-31 2014-07-03 Toray Plastics (America), Inc. Balanced and low heat shrinkage sequentially biaxially oriented polyethylene terephthalate film and process for producing the same
KR102434140B1 (ko) * 2015-03-20 2022-08-18 도요보 가부시키가이샤 태양전지용 백색 폴리에스테르 필름, 이를 사용한 태양전지 이면 봉지 시트 및 태양전지 모듈

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50102303A (de) * 1974-01-11 1975-08-13
JPS62113529A (ja) * 1985-11-13 1987-05-25 Diafoil Co Ltd ポリエチレンナフタレ−トフイルム
JPS62135339A (ja) * 1985-12-09 1987-06-18 Diafoil Co Ltd 磁気記録体用ポリエチレン−２，６−ナフタレ−トフイルム
JPH0625267B2 (ja) * 1985-12-17 1994-04-06 ダイアホイルヘキスト株式会社 高密度磁気記録媒体用ポリエチレン−２，６−ナフタレ−トフイルム

Also Published As

Publication number Publication date
EP0381213A2 (de) 1990-08-08
EP0381213A3 (de) 1992-11-04
DE69020590T2 (de) 1995-12-14
EP0381213B1 (de) 1995-07-05
KR950013881B1 (ko) 1995-11-17
US5051292A (en) 1991-09-24
KR900012984A (ko) 1990-09-03

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Legal Events

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