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IT958456B - Perfezionamento nei nastri per registrazioni magnetiche - Google Patents

Perfezionamento nei nastri per registrazioni magnetiche

Info

Publication number
IT958456B
IT958456B IT5102372A IT5102372A IT958456B IT 958456 B IT958456 B IT 958456B IT 5102372 A IT5102372 A IT 5102372A IT 5102372 A IT5102372 A IT 5102372A IT 958456 B IT958456 B IT 958456B
Authority
IT
Italy
Prior art keywords
tapes
improvement
magnetic recording
recording
magnetic
Prior art date
Application number
IT5102372A
Other languages
English (en)
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Application granted granted Critical
Publication of IT958456B publication Critical patent/IT958456B/it

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
    • G11B5/73931—Two or more layers, at least one layer being 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
    • 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
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
    • Y10T428/264—Up to 3 mils
    • Y10T428/265—1 mil or less
    • 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
    • Y10T428/31681—Next to polyester, polyamide or polyimide [e.g., alkyd, glue, or nylon, etc.]
IT5102372A 1971-06-21 1972-06-20 Perfezionamento nei nastri per registrazioni magnetiche IT958456B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15535371A 1971-06-21 1971-06-21
US05/218,498 US3958064A (en) 1971-06-21 1972-01-17 Magnetic recording tape

Publications (1)

Publication Number Publication Date
IT958456B true IT958456B (it) 1973-10-20

Family

ID=26852251

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5102372A IT958456B (it) 1971-06-21 1972-06-20 Perfezionamento nei nastri per registrazioni magnetiche

Country Status (11)

Country Link
US (1) US3958064A (it)
JP (1) JPS5211208B1 (it)
AR (1) AR192650A1 (it)
AU (1) AU442671B2 (it)
BE (1) BE785129A (it)
CA (1) CA963739A (it)
DE (1) DE2230970B2 (it)
FR (1) FR2143095B1 (it)
GB (1) GB1375669A (it)
IT (1) IT958456B (it)
NL (1) NL176815C (it)

Families Citing this family (52)

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US4198458A (en) * 1973-05-11 1980-04-15 Teijin Limited Laminate polyester films
JPS6044805B2 (ja) * 1976-08-27 1985-10-05 日本ビクター株式会社 磁気記録媒体の製造方法
GB1591582A (en) * 1977-03-01 1981-06-24 Teijin Ltd Polyester film having slipperiness
US4210259A (en) * 1978-06-08 1980-07-01 Aluminum Company Of America Barrier coated metallic container wall and sheet
JPS551655A (en) * 1978-06-20 1980-01-08 Tdk Corp Base for magnetic recording tape
JPS5651026A (en) * 1979-10-02 1981-05-08 Tdk Corp Magnetic recording tape
JPS56134370A (en) * 1980-03-24 1981-10-21 Fuji Photo Film Co Ltd Friction sheet
JPS57189822A (en) * 1981-05-20 1982-11-22 Toray Ind Inc Biaxially stretched polyester film
IT1199982B (it) * 1982-03-26 1989-01-05 Anic Spa Lega polimerica termoplastica a base di policarbonato
JPS5979432A (ja) * 1982-10-29 1984-05-08 Konishiroku Photo Ind Co Ltd 磁気記録媒体
JPS59195322A (ja) * 1983-04-20 1984-11-06 Toray Ind Inc 磁気デイスク
US4508782A (en) * 1983-12-19 1985-04-02 Toray Industries, Inc. Base film for magnetic recording tape with F-5 values of 9-15 Kg/mm2
US4546036A (en) * 1983-12-22 1985-10-08 Minnesota Mining And Manufacturing Company Magnetic recording medium having opaque polyester film base
DE3610167A1 (de) * 1986-03-26 1987-10-01 Hoechst Ag Mehrschichtige polyesterfolie fuer magnetische informationstraeger
US5124184A (en) * 1987-08-21 1992-06-23 Minnesota Mining And Manufacturing Co. Films containing liquid crystalline polymers
US4963402A (en) * 1987-08-21 1990-10-16 Minnesota Mining And Manufacturing Company Films containing liquid crystalline polymers
FR2640983B1 (it) * 1988-12-28 1992-09-25 Rhone Poulenc Films
EP0398075B1 (en) * 1989-05-15 1994-01-05 Unitika Ltd. Polyester film
JPH05154972A (ja) * 1991-07-02 1993-06-22 Unitika Ltd 粗面化フィルムおよびその製造方法
TW412567B (en) * 1995-07-27 2000-11-21 Toray Industries Polyester composition and its film
DE69734935T2 (de) 1996-10-15 2006-08-24 Ewing, William D. Wiederverwertbares, bedruckbares material
DE19723468A1 (de) 1997-06-04 1998-12-10 Hoechst Diafoil Gmbh Biaxial orientierte Polyesterfolie mit hoher Sauerstoffbarriere, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19741878A1 (de) 1997-09-23 1999-03-25 Hoechst Diafoil Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19741877A1 (de) 1997-09-23 1999-03-25 Hoechst Diafoil Gmbh Biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813264A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Polyesterfolie mit an den Anwendungszweck angepaßter Oberflächentopographie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813269A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Siegelfähige Polyesterfolie mit hoher Sauerstoffbarriere, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813267A1 (de) * 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Transparente Polyesterfolie mit hoher Sauerstoffbarriere und zusätzlicher Funktionalität, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813266A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Polyesterfolie mit hoher Sauerstoffbarriere, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813268A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Verwendung einer transparenten Polyesterfolie als Gas/Aromabarrierefolie
DE19813271A1 (de) * 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Transparente Polyesterfolie mit hoher Sauerstoffbarriere, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813270A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Polyesterfolie mit hoher Sauerstoffbarriere und verbesserter Haftung zu Metallschichten, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19814710A1 (de) 1998-04-01 1999-10-07 Hoechst Diafoil Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung als Magnetbandfolie
DE19817842A1 (de) 1998-04-22 1999-10-28 Hoechst Diafoil Gmbh Einschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19817841A1 (de) 1998-04-22 1999-10-28 Hoechst Diafoil Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19834603A1 (de) 1998-07-31 2000-02-03 Hoechst Diafoil Gmbh Matte, koextrudierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19834602A1 (de) 1998-07-31 2000-02-03 Hoechst Diafoil Gmbh Mehrschichtige, biaxial orientierte Polypropylenfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19839007A1 (de) 1998-08-29 2000-03-02 Hoechst Diafoil Gmbh Verfahren zur Herstellung von biaxial orientierten PET-Folie und Verwendung derselben für Folienkondensatoren in der SMD-Technik
DE19839848A1 (de) 1998-09-02 2000-04-13 Hoechst Diafoil Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung als Magnetbandfolie mit optimierten elektromagnetischen Eigenschaften
DE19842376A1 (de) 1998-09-16 2000-03-23 Hoechst Diafoil Gmbh Biaxial orientierte Polypropylenfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19849661A1 (de) 1998-10-29 2000-05-04 Mitsubishi Polyester Film Gmbh Koextrudierte, biaxial orientierte Polyesterfolie für die Metallisierung, Verfahren zu ihrer Herstellung und ihre Verwendung
EP0999041A3 (de) 1998-11-03 2001-01-31 Mitsubishi Polyester Film GmbH Folienlaminat, enthaltend eine biaxial orientierte Polyesterfolie mit hoher Sauerstoffbarriere, Verfahren zu seiner Herstellung und Verwendung
DE19932384A1 (de) 1999-07-14 2001-01-18 Mitsubishi Polyester Film Gmbh Weiße, biaxial orientierte Polyesterfolie mit Cycloolefincopolymer (COC), Verfahren zu ihrer Herstellung und ihre Verwendung
US7364789B2 (en) * 2001-01-10 2008-04-29 3M Innovative Properties Company Wiping film
DE10247892A1 (de) 2002-10-14 2004-04-22 Mitsubishi Polyester Film Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE10247894A1 (de) 2002-10-14 2004-04-22 Mitsubishi Polyester Film Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE10247893A1 (de) 2002-10-14 2004-04-22 Mitsubishi Polyester Film Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
US7494703B2 (en) * 2003-12-04 2009-02-24 Tom Hopkins High modulus thermoplastic films
US20050119359A1 (en) * 2003-12-02 2005-06-02 Shelby Marcus D. Void-containing polyester shrink film
US7268098B2 (en) * 2003-12-04 2007-09-11 Hopkins Thomas E High modulus thermoplastic films and their use as cash register tapes
US20090032602A1 (en) * 2005-04-28 2009-02-05 Toyo Boseki Kabushiki Kaisha Thermobondable polyester film, process for production of ic cards or ic tags with the same, and ic cards with ic tags
CN102597104B (zh) * 2009-10-28 2014-02-05 东丽株式会社 双轴取向聚酯膜
US10329393B2 (en) 2012-12-12 2019-06-25 Eastman Chemical Company Copolysters plasticized with polymeric plasticizer for shrink film applications

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2901770A (en) * 1955-05-06 1959-09-01 Du Pont Extrusion apparatus and processes of extruding
US3187982A (en) * 1960-07-21 1965-06-08 Union Carbide Corp Method for forming coated uniaxially oriented films and the product formed thereby
US3359344A (en) * 1963-07-22 1967-12-19 Kurashiki Rayon Co Mixed spun fibers containing polyamides or polyesters and a second component selected from the group of polyethylene, polypropylene or polystyrene
US3515626A (en) * 1965-02-22 1970-06-02 Ici Ltd Thermoplastic laminates having improved surface properties
FR1539880A (fr) 1967-08-08 1968-09-20 Cellophane Sa Amélioration des pellicules orientées en polytéréphtalate d'éthylène
US3579609A (en) * 1968-09-23 1971-05-18 Minnesota Mining & Mfg Flex-resistant polyester film containing olefin or polytetramethylene oxide additive polymer
US3585255A (en) * 1968-09-23 1971-06-15 Minnesota Mining & Mfg Electrically superior polyester film containing polystyrene or polyionomer additive polymer
US3652716A (en) * 1969-07-01 1972-03-28 Gen Electric Imido-substituted polyester compositions

Also Published As

Publication number Publication date
AU442671B2 (en) 1973-11-29
NL176815B (nl) 1985-01-02
AU4365672A (en) 1973-11-29
AR192650A1 (es) 1973-02-28
NL176815C (nl) 1985-06-03
NL7207860A (it) 1972-12-27
DE2230970B2 (de) 1977-06-23
GB1375669A (it) 1974-11-27
FR2143095A1 (it) 1973-02-02
DE2230970A1 (de) 1973-02-01
BE785129A (fr) 1972-12-20
FR2143095B1 (it) 1978-05-26
JPS5211208B1 (it) 1977-03-29
CA963739A (en) 1975-03-04
US3958064A (en) 1976-05-18

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