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DE69716145D1 - Biaxial orientierte Verbundfolie - Google Patents

Biaxial orientierte Verbundfolie

Info

Publication number
DE69716145D1
DE69716145D1 DE69716145T DE69716145T DE69716145D1 DE 69716145 D1 DE69716145 D1 DE 69716145D1 DE 69716145 T DE69716145 T DE 69716145T DE 69716145 T DE69716145 T DE 69716145T DE 69716145 D1 DE69716145 D1 DE 69716145D1
Authority
DE
Germany
Prior art keywords
composite film
biaxially oriented
oriented composite
biaxially
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
DE69716145T
Other languages
English (en)
Other versions
DE69716145T2 (de
Inventor
Toshifumi Osawa
Makoto Handa
Mitsuo Tojo
Hideaki Watanabe
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 JP1869496A external-priority patent/JP3200347B2/ja
Priority claimed from JP3042596A external-priority patent/JP3200349B2/ja
Priority claimed from JP03469996A external-priority patent/JP3195219B2/ja
Priority claimed from JP12986696A external-priority patent/JP3195235B2/ja
Application filed by Teijin Ltd filed Critical Teijin Ltd
Publication of DE69716145D1 publication Critical patent/DE69716145D1/de
Application granted granted Critical
Publication of DE69716145T2 publication Critical patent/DE69716145T2/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
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
    • 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
    • G11B5/73925—Composite or coated non-esterified 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
    • G11B5/73927—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
    • G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
    • G11B5/73931—Two or more layers, at least one layer being polyester
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B32B2307/518—Oriented bi-axially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/72—Density
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
    • B32B2309/08—Dimensions, e.g. volume
    • B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
    • B32B2309/105—Thickness
    • 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.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • 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.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • 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]
    • Y10T428/31678—Of metal
    • 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.]
    • 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.]
    • Y10T428/31794—Of cross-linked polyester
    • 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.]
    • Y10T428/31797—Next to addition polymer from unsaturated monomers
DE69716145T 1996-02-05 1997-01-30 Biaxial orientierte Verbundfolie Expired - Lifetime DE69716145T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1869496A JP3200347B2 (ja) 1996-02-05 1996-02-05 積層フイルム
JP3042596A JP3200349B2 (ja) 1996-02-19 1996-02-19 積層フィルム
JP03469996A JP3195219B2 (ja) 1996-02-22 1996-02-22 積層フイルム
JP12986696A JP3195235B2 (ja) 1996-05-24 1996-05-24 積層フィルム

Publications (2)

Publication Number Publication Date
DE69716145D1 true DE69716145D1 (de) 2002-11-14
DE69716145T2 DE69716145T2 (de) 2003-06-12

Family

ID=27457019

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69716145T Expired - Lifetime DE69716145T2 (de) 1996-02-05 1997-01-30 Biaxial orientierte Verbundfolie

Country Status (5)

Country Link
US (1) US5912063A (de)
EP (1) EP0787579B1 (de)
KR (1) KR100262101B1 (de)
DE (1) DE69716145T2 (de)
TW (1) TW328062B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100448034B1 (ko) * 1997-05-20 2005-06-01 데이진 가부시키가이샤 이축배향적층전방향족폴리아미드막및자기기록매체
KR100547452B1 (ko) * 1997-12-12 2006-02-01 데이진 가부시키가이샤 유리 비산 방지를 위한 적층필름
WO1999053483A1 (fr) 1998-04-13 1999-10-21 Teijin Limited Couche de polyamide aromatique pour support d'enregistrement magnetique haute densite
US6713155B1 (en) 1999-06-22 2004-03-30 Teijin Limited Magnetic recording medium and base film for the same
JP2001023149A (ja) * 1999-07-08 2001-01-26 Sony Corp 磁気記録媒体
DE60030635T2 (de) * 1999-07-12 2007-09-06 Teijin Ltd. Magnetisches Aufzeichnungsmittel und Polyesterfilm dafür
WO2001066336A1 (en) * 2000-03-07 2001-09-13 Toray Industries, Inc. Polyester film and process for producing the same
US20030091866A1 (en) * 2001-06-01 2003-05-15 Fuji Photo Film Co., Ltd. Magnetic recording medium
US7344786B2 (en) * 2001-10-29 2008-03-18 Fujifilm Corporation Magnetic recording medium including a smooth coating layer on one side of the support
JP2004171613A (ja) * 2002-11-18 2004-06-17 Fuji Photo Film Co Ltd 磁気記録媒体の製造方法
JP2005092991A (ja) * 2003-09-18 2005-04-07 Fuji Photo Film Co Ltd 磁気記録媒体
US6895875B1 (en) * 2003-11-18 2005-05-24 General Electric Company Mercury reduction system and method in combustion flue gas using staging
EP1904874B1 (de) 2005-04-08 2019-08-21 3M Innovative Properties Company Thermisch aushärtende optische filme
US20100223206A1 (en) * 2008-11-14 2010-09-02 Sharrock Michael P Method of providing and selecting particles to increase signal-to-noise ratio in magnetic recording media
JP5964655B2 (ja) * 2012-05-25 2016-08-03 帝人デュポンフィルム株式会社 積層ポリエステルフィルム
US20230364895A1 (en) * 2022-05-16 2023-11-16 The Glad Products Company Thermoplastic films and bags with improved strength properties created by angled ring rolling

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52134706A (en) * 1976-05-06 1977-11-11 Univ Tohoku Vertical magnetic recorder reproducer and system therefor
JPS54147010A (en) * 1978-05-10 1979-11-16 Matsushita Electric Ind Co Ltd Magnetic recording medium
JPS5616937A (en) * 1979-07-17 1981-02-18 Matsushita Electric Ind Co Ltd Magnetic recording medium
JPS5868223A (ja) * 1981-09-17 1983-04-23 Toray Ind Inc 磁気記録媒体
US4548855A (en) * 1982-11-02 1985-10-22 Toray Industries, Inc. Polyester film for magnetic recording medium
FR2548958B1 (fr) * 1983-07-13 1986-03-21 Rhone Poulenc Films Films polyesters composites
JPS60180838A (ja) * 1984-02-29 1985-09-14 東レ株式会社 被覆フイルム
JPS60180837A (ja) * 1984-02-29 1985-09-14 東レ株式会社 被覆フイルム
FR2594381B1 (fr) * 1986-02-14 1988-06-17 Rhone Poulenc Films Films composites polyester transparents utilisables notamment pour l'obtention de films metallises a haute brillance
JP3088426B2 (ja) * 1989-02-16 2000-09-18 帝人株式会社 積層二軸配向フイルム
JP2666498B2 (ja) * 1989-05-17 1997-10-22 東レ株式会社 金属薄膜型磁気記録媒体
JPH0380410A (ja) 1989-08-24 1991-04-05 Mitsubishi Electric Corp 薄膜磁気ヘッドおよびその製造方法
JPH0784662B2 (ja) * 1989-12-12 1995-09-13 アプライドマテリアルズジャパン株式会社 化学的気相成長方法とその装置
US5270096A (en) * 1990-04-18 1993-12-14 Teijin Limited Biaxially oriented polyester film for magnetic recording media
US5336079A (en) * 1991-03-06 1994-08-09 Toray Industries, Inc. Biaxially oriented laminated film comprising particles in a specific ratio of particle density
GB9110902D0 (en) * 1991-05-21 1991-07-10 Ici Plc Polymeric film
CA2068441A1 (en) * 1991-05-21 1992-11-22 Robert Thomas Cassidy Amide mould release agents for injection moulding of methylmethacrylate polymers
DE69227354T2 (de) * 1991-11-18 1999-05-06 Toray Industries, Inc., Tokio/Tokyo Biaxial orientierter Film aus thermoplastischem Harz
DE69233633T2 (de) * 1991-12-25 2007-05-16 Teijin Ltd. Polyesterfilm für magnetische Aufzeichnung
JP3215136B2 (ja) * 1992-01-23 2001-10-02 帝人株式会社 磁気記録媒体用ポリエステルフイルム
JP2746786B2 (ja) * 1991-12-25 1998-05-06 帝人株式会社 磁気記録媒体用ポリエステルフイルム
JP3057893B2 (ja) * 1992-04-28 2000-07-04 三菱化学ポリエステルフィルム株式会社 積層フィルム
DE69330327T2 (de) * 1992-09-29 2002-05-02 Mitsubishi Polyester Film Corp., Tokio/Tokyo Biaxial ausgerichteter Polyesterfilm für magnetisches Aufzeichnungsmedium
WO1994013463A1 (en) * 1992-12-09 1994-06-23 Hoechst Aktiengesellschaft Improved biaxially oriented copolyester film for magnetic recording media
JP3361570B2 (ja) 1993-06-24 2003-01-07 株式会社荏原総合研究所 高分子ヒドロゲル粒状物を利用する微生物固定化方法
US5656356A (en) * 1994-01-11 1997-08-12 Teijin Limited Biaxially oriented laminated polyester film

Also Published As

Publication number Publication date
TW328062B (en) 1998-03-11
US5912063A (en) 1999-06-15
KR100262101B1 (ko) 2000-07-15
EP0787579B1 (de) 2002-10-09
EP0787579A1 (de) 1997-08-06
DE69716145T2 (de) 2003-06-12
KR970076525A (ko) 1997-12-12

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