MX9203872A - Pelicula de capas multiples de poliester. - Google Patents

Pelicula de capas multiples de poliester.

Info

Publication number
MX9203872A
MX9203872A MX9203872A MX9203872A MX9203872A MX 9203872 A MX9203872 A MX 9203872A MX 9203872 A MX9203872 A MX 9203872A MX 9203872 A MX9203872 A MX 9203872A MX 9203872 A MX9203872 A MX 9203872A
Authority
MX
Mexico
Prior art keywords
film
polyester layers
multiple polyester
polyester
polyester film
Prior art date
Application number
MX9203872A
Other languages
English (en)
Inventor
Shigeo Utsumi
Masashi Inagaki
Yuko Matanuki
Original Assignee
Diafoil Hoechst Co 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
Application filed by Diafoil Hoechst Co Ltd filed Critical Diafoil Hoechst Co Ltd
Publication of MX9203872A publication Critical patent/MX9203872A/es

Links

Classifications

    • 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
    • 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
    • B32B27/18—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
    • 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
    • G11B5/733—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 characterised by the addition of non-magnetic particles
    • 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
    • G11B5/733—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 characterised by the addition of non-magnetic particles
    • G11B5/7334—Base layer characterised by composition or structure
    • 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
    • B32B2307/718—Weight, e.g. weight per square meter
    • 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
    • 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
    • B32B2429/00—Carriers for sound or information
    • B32B2429/02—Records or discs
    • 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.]
    • Y10T428/24372—Particulate matter
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/254—Polymeric or resinous material
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/259—Silicic material
    • 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

  • Magnetic Record Carriers (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

Se describe en la presente una película de poliéster de multicopias para discos magnéticos de alta densidad, que comprende una capa de poliéster (A) y una capa de poliéster (B) que tiene un espesor de no más de 3 micras, que se lamina sobre por lo menos un lado de la película de poliéster (A) y que tiene características de superficie específicas.
MX9203872A 1991-07-04 1992-07-01 Pelicula de capas multiples de poliester. MX9203872A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3164710A JPH058357A (ja) 1991-07-04 1991-07-04 高密度磁気デイスク用ポリエステルフイルム

Publications (1)

Publication Number Publication Date
MX9203872A true MX9203872A (es) 1994-03-31

Family

ID=15798416

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9203872A MX9203872A (es) 1991-07-04 1992-07-01 Pelicula de capas multiples de poliester.

Country Status (7)

Country Link
US (1) US5318823A (es)
EP (1) EP0522412B1 (es)
JP (1) JPH058357A (es)
KR (1) KR930002084A (es)
CA (1) CA2072409A1 (es)
DE (1) DE69202628T2 (es)
MX (1) MX9203872A (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
JPH06333227A (ja) * 1993-05-24 1994-12-02 Fuji Photo Film Co Ltd 磁気記録媒体
JP2925057B2 (ja) * 1993-08-30 1999-07-26 東レ株式会社 二軸配向積層ポリエステルフイルム
US5656356A (en) * 1994-01-11 1997-08-12 Teijin Limited Biaxially oriented laminated polyester film
US5976668A (en) * 1995-02-28 1999-11-02 Sony Corporation Base film for magnetic recording medium and magnetic recording medium using same
US6617377B2 (en) * 2001-10-25 2003-09-09 Cts Corporation Resistive nanocomposite compositions
US7141184B2 (en) 2003-12-08 2006-11-28 Cts Corporation Polymer conductive composition containing zirconia for films and coatings with high wear resistance
US20060043343A1 (en) * 2004-08-24 2006-03-02 Chacko Antony P Polymer composition and film having positive temperature coefficient
JP2021038388A (ja) * 2019-09-02 2021-03-11 東洋紡フイルムソリューション株式会社 二軸配向ポリエステルフィルム

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198458A (en) * 1973-05-11 1980-04-15 Teijin Limited Laminate polyester films
US4568599A (en) * 1982-03-10 1986-02-04 Toray Industries, Inc. Laminated film and magnetic recording medium made therewith
JPS59203232A (ja) * 1983-05-02 1984-11-17 Diafoil Co Ltd 磁気記録体用ポリエステルフイルム
FR2548958B1 (fr) * 1983-07-13 1986-03-21 Rhone Poulenc Films Films polyesters composites
US4732814A (en) * 1985-10-03 1988-03-22 Toray Industries, Inc. Polyester film with smooth and highly adhesive surface and method of making same
JPS62131036A (ja) * 1985-12-02 1987-06-13 Teijin Ltd ポリエステルフイルム
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
JPS6343931A (ja) * 1986-08-12 1988-02-25 Diafoil Co Ltd 磁気記録媒体用ポリエステルフイルム
US5045379A (en) * 1988-06-03 1991-09-03 Diafoil Company, Limited Polyester film for high density magnetic recording medium
EP0679508B1 (en) * 1988-06-08 1999-12-29 Toray Industries, Inc. Biaxially oriented laminated film

Also Published As

Publication number Publication date
CA2072409A1 (en) 1993-01-05
EP0522412B1 (en) 1995-05-24
KR930002084A (ko) 1993-02-22
DE69202628D1 (de) 1995-06-29
EP0522412A1 (en) 1993-01-13
JPH058357A (ja) 1993-01-19
US5318823A (en) 1994-06-07
DE69202628T2 (de) 1996-02-01

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