JPH0377577B2 - - Google Patents

Info

Publication number
JPH0377577B2
JPH0377577B2 JP59223714A JP22371484A JPH0377577B2 JP H0377577 B2 JPH0377577 B2 JP H0377577B2 JP 59223714 A JP59223714 A JP 59223714A JP 22371484 A JP22371484 A JP 22371484A JP H0377577 B2 JPH0377577 B2 JP H0377577B2
Authority
JP
Japan
Prior art keywords
resin
support substrate
magneto
resin layer
layer
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
JP59223714A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61104346A (ja
Inventor
Haruo Uehara
Hiroshi Komata
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP59223714A priority Critical patent/JPS61104346A/ja
Priority to US06/789,837 priority patent/US4716063A/en
Publication of JPS61104346A publication Critical patent/JPS61104346A/ja
Publication of JPH0377577B2 publication Critical patent/JPH0377577B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
    • G11B11/10586—Record carriers characterised by the selection of the material or by the structure or form characterised by the selection of the material
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam
    • 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]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31573—Next to addition polymer of ethylenically unsaturated monomer
    • Y10T428/31576—Ester monomer type [polyvinylacetate, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
JP59223714A 1984-10-23 1984-10-23 光磁気記録媒体 Granted JPS61104346A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP59223714A JPS61104346A (ja) 1984-10-23 1984-10-23 光磁気記録媒体
US06/789,837 US4716063A (en) 1984-10-23 1985-10-21 Information recording disk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59223714A JPS61104346A (ja) 1984-10-23 1984-10-23 光磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS61104346A JPS61104346A (ja) 1986-05-22
JPH0377577B2 true JPH0377577B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-12-11

Family

ID=16802515

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59223714A Granted JPS61104346A (ja) 1984-10-23 1984-10-23 光磁気記録媒体

Country Status (2)

Country Link
US (1) US4716063A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS61104346A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6412224U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1987-07-08 1989-01-23
US4998239A (en) * 1987-10-07 1991-03-05 The Dow Chemical Company Optical information recording medium containing a metal alloy as a reflective material
JPH0298848A (ja) * 1988-10-04 1990-04-11 Fuji Photo Film Co Ltd 情報記録媒体の製造方法
EP0404521A3 (en) * 1989-06-21 1991-05-02 Hitachi Maxell Ltd. Optical recording medium and method for manufacturing the same
US5158845A (en) * 1989-10-20 1992-10-27 Crown Roll Leaf, Inc. Multi-colored material using rainbow grating
CA2027870C (en) * 1989-10-21 2000-09-12 Tetsu Watanabe Magnetooptical recording medium and method for manufacturing the same
JPH04255927A (ja) * 1991-02-07 1992-09-10 Pioneer Electron Corp 光記録ディスク及びその製造方法
JPH0540964A (ja) * 1991-08-06 1993-02-19 Canon Inc 光学的記録媒体
JPH05144086A (ja) * 1991-11-18 1993-06-11 Pioneer Electron Corp 光記録デイスク
US5543228A (en) * 1992-11-10 1996-08-06 Dai Nippon Printing Co., Ltd. Molded relief hologram
US6461544B1 (en) 1993-05-03 2002-10-08 Crown Roll Leaf, Inc. Two-dimensional/three-dimensional graphic material and method of making same
JP3058062B2 (ja) * 1995-10-13 2000-07-04 日本電気株式会社 光ディスク用記録原盤の製造方
US5861113A (en) * 1996-08-01 1999-01-19 The United States Of America As Represented By The Secretary Of Commerce Fabrication of embossed diffractive optics with reusable release agent
JP3645252B2 (ja) * 2001-12-25 2005-05-11 富士通株式会社 光磁気記録媒体
FR2871614B1 (fr) * 2004-06-10 2007-01-12 Commissariat Energie Atomique Procede de realisation d'un support d'enregistrement optique a plusieurs etages et support obtenu
US20150314322A1 (en) * 2014-04-30 2015-11-05 Corning Incorporated Method of applying a protective coating to substrate edges

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7803069A (nl) * 1978-03-22 1979-09-25 Philips Nv Meerlaags informatieschijf.
JPS5656857A (en) * 1979-10-16 1981-05-19 Showa Highpolymer Ornamental good
JPS56116002A (en) * 1980-02-19 1981-09-11 Showa Denko Kk Plastic lens
JPS56116001A (en) * 1980-02-19 1981-09-11 Showa Denko Kk Lens
JPS58155538A (ja) * 1982-03-10 1983-09-16 Hitachi Ltd 光ディスク記録媒体用基板
JPS58180679A (ja) * 1982-04-09 1983-10-22 昭和電工株式会社 加工フイラメント
JPS59193924A (ja) * 1983-04-20 1984-11-02 Showa Denko Kk 光学材料用組成物
JPS6198734A (ja) * 1984-10-19 1986-05-17 Showa Denko Kk 硬化性組成物

Also Published As

Publication number Publication date
US4716063A (en) 1987-12-29
JPS61104346A (ja) 1986-05-22

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