JPS59127233A - 磁気記録媒体の製造方法 - Google Patents

磁気記録媒体の製造方法

Info

Publication number
JPS59127233A
JPS59127233A JP58002282A JP228283A JPS59127233A JP S59127233 A JPS59127233 A JP S59127233A JP 58002282 A JP58002282 A JP 58002282A JP 228283 A JP228283 A JP 228283A JP S59127233 A JPS59127233 A JP S59127233A
Authority
JP
Japan
Prior art keywords
magnetic recording
heat treatment
sheets
recording medium
shrinkage
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.)
Granted
Application number
JP58002282A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0442728B2 (enExample
Inventor
Kazuhiko Morita
一彦 森田
Shigeo Komine
茂雄 小峯
Akira Kasuga
明 春日
Noburo Hibino
信郎 日比野
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP58002282A priority Critical patent/JPS59127233A/ja
Priority to US06/569,887 priority patent/US4661377A/en
Priority to DE3400722A priority patent/DE3400722C2/de
Publication of JPS59127233A publication Critical patent/JPS59127233A/ja
Publication of JPH0442728B2 publication Critical patent/JPH0442728B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B29C71/02—Thermal after-treatment
    • 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
    • B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
    • B29D17/005—Producing optically read record carriers, e.g. optical discs
    • 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
    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)
JP58002282A 1983-01-12 1983-01-12 磁気記録媒体の製造方法 Granted JPS59127233A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP58002282A JPS59127233A (ja) 1983-01-12 1983-01-12 磁気記録媒体の製造方法
US06/569,887 US4661377A (en) 1983-01-12 1984-01-11 Process for producing a magnetic recording medium having an improved dimensional stability
DE3400722A DE3400722C2 (de) 1983-01-12 1984-01-11 Verfahren zur Herstellung eines Aufzeichnungsmediums

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58002282A JPS59127233A (ja) 1983-01-12 1983-01-12 磁気記録媒体の製造方法

Publications (2)

Publication Number Publication Date
JPS59127233A true JPS59127233A (ja) 1984-07-23
JPH0442728B2 JPH0442728B2 (enExample) 1992-07-14

Family

ID=11525009

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58002282A Granted JPS59127233A (ja) 1983-01-12 1983-01-12 磁気記録媒体の製造方法

Country Status (3)

Country Link
US (1) US4661377A (enExample)
JP (1) JPS59127233A (enExample)
DE (1) DE3400722C2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6284424A (ja) * 1985-10-09 1987-04-17 Teijin Ltd 磁気記録フレキシブルデイスク

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR890004258B1 (ko) * 1984-11-14 1989-10-28 가부시끼가이샤 도오시바 수직자기기록 매체 및 그 제조방법
US4623570A (en) * 1985-03-14 1986-11-18 Minnesota Mining And Manufacturing Company Stable stretched surface recording medium
US5186976A (en) * 1989-03-29 1993-02-16 Fuji Photo Film Co., Ltd. Method for producing sheet-formed recording medium
US5236790A (en) * 1989-03-31 1993-08-17 Ampex Systems Corporation Restored magnetic recording media and method of producing same
US6171758B1 (en) 1994-11-08 2001-01-09 Dupont Operations Worldwide, Inc. Dimensionally stable flexographic printing plates

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50145207A (enExample) * 1974-05-13 1975-11-21
JPS5497734A (en) * 1978-01-19 1979-08-02 Sanken Electric Co Ltd Dc power unit
JPS5537318A (en) * 1978-09-08 1980-03-15 Toray Ind Inc Production of polyester film and its products having high surface characteristic
JPS56137530A (en) * 1979-12-13 1981-10-27 Dysan Corp Method of manufacturing covered deflected disk and processor therefor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3473960A (en) * 1966-12-12 1969-10-21 Ampex Surface finishing of magnetic tape by solvent exchange
US3676216A (en) * 1969-01-21 1972-07-11 Audio Magnetics Corp Vibration processing of magnetic tape
JPS5217404B2 (enExample) * 1973-02-03 1977-05-16
JPS5228688B2 (enExample) * 1973-12-27 1977-07-28
JPS5522915A (en) * 1978-08-07 1980-02-19 Toray Ind Inc Manufacture of polyester film

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50145207A (enExample) * 1974-05-13 1975-11-21
JPS5497734A (en) * 1978-01-19 1979-08-02 Sanken Electric Co Ltd Dc power unit
JPS5537318A (en) * 1978-09-08 1980-03-15 Toray Ind Inc Production of polyester film and its products having high surface characteristic
JPS56137530A (en) * 1979-12-13 1981-10-27 Dysan Corp Method of manufacturing covered deflected disk and processor therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6284424A (ja) * 1985-10-09 1987-04-17 Teijin Ltd 磁気記録フレキシブルデイスク

Also Published As

Publication number Publication date
DE3400722C2 (de) 1995-08-10
DE3400722A1 (de) 1984-07-12
US4661377A (en) 1987-04-28
JPH0442728B2 (enExample) 1992-07-14

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