AU543486B2 - Optically readable information disc - Google Patents

Optically readable information disc

Info

Publication number
AU543486B2
AU543486B2 AU81889/82A AU8188982A AU543486B2 AU 543486 B2 AU543486 B2 AU 543486B2 AU 81889/82 A AU81889/82 A AU 81889/82A AU 8188982 A AU8188982 A AU 8188982A AU 543486 B2 AU543486 B2 AU 543486B2
Authority
AU
Australia
Prior art keywords
readable information
optically readable
information disc
disc
optically
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.)
Ceased
Application number
AU81889/82A
Other languages
English (en)
Other versions
AU8188982A (en
Inventor
Johan George Kloosterboer
Gerardus Johannes Meinardus Lippits
Godefridus Petrus Melis
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of AU8188982A publication Critical patent/AU8188982A/en
Application granted granted Critical
Publication of AU543486B2 publication Critical patent/AU543486B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • C08J7/16—Chemical modification with polymerisable compounds
    • C08J7/18—Chemical modification with polymerisable compounds using wave energy or particle radiation
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • 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
    • 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
AU81889/82A 1981-03-27 1982-03-25 Optically readable information disc Ceased AU543486B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8101515A NL8101515A (nl) 1981-03-27 1981-03-27 Optisch uitleesbare informatieschijf en werkwijze voor de vervaardiging ervan.
NL8101515 1981-03-27

Publications (2)

Publication Number Publication Date
AU8188982A AU8188982A (en) 1982-09-30
AU543486B2 true AU543486B2 (en) 1985-04-18

Family

ID=19837238

Family Applications (1)

Application Number Title Priority Date Filing Date
AU81889/82A Ceased AU543486B2 (en) 1981-03-27 1982-03-25 Optically readable information disc

Country Status (8)

Country Link
US (1) US4446549A (pt-PT)
EP (1) EP0062366B1 (pt-PT)
JP (1) JPS57169940A (pt-PT)
KR (1) KR880000900B1 (pt-PT)
AU (1) AU543486B2 (pt-PT)
CA (1) CA1184298A (pt-PT)
DE (1) DE3264495D1 (pt-PT)
NL (1) NL8101515A (pt-PT)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8401383A (nl) * 1983-07-04 1985-02-01 Philips Nv Magneetkop en werkwijze voor zijn vervaardiging.
JPS6055531A (ja) * 1983-09-06 1985-03-30 Matsushita Electric Ind Co Ltd 情報記録担体およびその製造方法
JPS60202557A (ja) * 1984-03-28 1985-10-14 Hitachi Ltd 光デイスク用基板の製造方法
EP0187958A3 (en) * 1984-12-14 1988-03-16 Toray Industries, Inc. Resin for information recording medium
US4812346A (en) * 1985-07-26 1989-03-14 Hitachi Ltd. Optical disc base plate and process for producing the same
US4668550A (en) * 1985-08-28 1987-05-26 Hitachi, Ltd. Optical disc
JPS62192041A (ja) * 1986-02-19 1987-08-22 Hitachi Ltd 光記録円板
EP0239130B1 (en) * 1986-03-28 1992-07-15 Hitachi, Ltd. Optical disc
AU602027B2 (en) * 1986-10-30 1990-09-27 Dai Nippon Insatsu Kabushiki Kaisha Flexible optical information recording medium and method of producing the same
JPH03225641A (ja) * 1990-01-31 1991-10-04 Sony Corp ディスク基板の転写方法
WO1998058373A1 (en) 1997-06-19 1998-12-23 Borden Chemical, Inc. Coated optical disks

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7611395A (nl) * 1976-10-15 1978-04-18 Philips Nv Werkwijze voor het vermenigvuldigen van kunst- stof informatiedragers alsmede een in deze werkwijze toegepaste giethars, substraat en matrijs.
NL177721B (nl) * 1977-03-14 1985-06-03 Philips Nv Werkwijze voor het vervaardigen van een kunststofinformatiedrager met gelaagde structuur alsmede een inrichting voor het uitvoeren van de werkwijze.
NL7804036A (nl) * 1978-04-17 1979-10-19 Philips Nv Optisch uitleesbare informatieschijf.
DE2920480A1 (de) * 1978-05-24 1979-11-29 Philips Nv Informationsaufzeichnungselement
JPS55113140A (en) * 1979-02-24 1980-09-01 Mansei Kogyo Kk Recording disk for optical information
NL7904113A (nl) * 1979-05-25 1980-11-27 Philips Nv Optisch uitleesbare informatieschijf, werkwijze voor de vervaardiging ervan alsmede een inrichting voor het uitvoeren van deze werkwijze.
DE2928512A1 (de) * 1979-07-14 1981-01-29 Roehm Gmbh Verfahren zur herstellung einer kratzfesten beschichtung auf einem kunststoff-formkoerper
JPS5687203A (en) * 1979-12-18 1981-07-15 Toppan Printing Co Ltd Manufacture of disk
JPS56106829A (en) * 1980-01-16 1981-08-25 Toppan Printing Co Ltd Manufacture of disc
JPS56126132A (en) * 1980-03-06 1981-10-02 Toppan Printing Co Ltd Manufacture of disk
NL8002039A (nl) * 1980-04-08 1981-11-02 Philips Nv Optisch uitleesbare informatieschijf.

Also Published As

Publication number Publication date
EP0062366B1 (en) 1985-07-03
JPH0353703B2 (pt-PT) 1991-08-15
JPS57169940A (en) 1982-10-19
US4446549A (en) 1984-05-01
KR830009572A (ko) 1983-12-22
KR880000900B1 (ko) 1988-05-30
NL8101515A (nl) 1982-10-18
DE3264495D1 (en) 1985-08-08
EP0062366A1 (en) 1982-10-13
AU8188982A (en) 1982-09-30
CA1184298A (en) 1985-03-19

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