DE3771108D1 - Substrat fuer optische platte. - Google Patents

Substrat fuer optische platte.

Info

Publication number
DE3771108D1
DE3771108D1 DE8787105480T DE3771108T DE3771108D1 DE 3771108 D1 DE3771108 D1 DE 3771108D1 DE 8787105480 T DE8787105480 T DE 8787105480T DE 3771108 T DE3771108 T DE 3771108T DE 3771108 D1 DE3771108 D1 DE 3771108D1
Authority
DE
Germany
Prior art keywords
fuer
substrat
optische platte
optische
platte
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 - Fee Related
Application number
DE8787105480T
Other languages
English (en)
Inventor
Shozaburo Imai
Michihisa Isobe
Kazuhiro Yokoo
Hideaki Matsuura
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Application granted granted Critical
Publication of DE3771108D1 publication Critical patent/DE3771108D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • 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
DE8787105480T 1986-04-14 1987-04-13 Substrat fuer optische platte. Expired - Fee Related DE3771108D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61085804A JPS62241148A (ja) 1986-04-14 1986-04-14 光学式デイスク基板

Publications (1)

Publication Number Publication Date
DE3771108D1 true DE3771108D1 (en) 1991-08-08

Family

ID=13869061

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787105480T Expired - Fee Related DE3771108D1 (en) 1986-04-14 1987-04-13 Substrat fuer optische platte.

Country Status (4)

Country Link
US (1) US4812345A (de)
EP (1) EP0241900B1 (de)
JP (1) JPS62241148A (de)
DE (1) DE3771108D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3719200A1 (de) * 1987-06-09 1988-12-29 Ibm Deutschland Optische speicherplatte und verfahren zu ihrer herstellung
DE3805056A1 (de) * 1988-02-18 1989-08-31 Bayer Ag Laser-beschriftbares material
JP3032587B2 (ja) * 1990-12-28 2000-04-17 ティーディーケイ株式会社 光ディスクの製造方法
CN106800619B (zh) * 2017-01-18 2019-03-01 万华化学集团股份有限公司 一种聚甲基丙烯酸甲酯及其制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS562357A (en) * 1979-06-22 1981-01-12 Mitsubishi Petrochem Co Ltd Coating composition for molded resin article
JPS6013335A (ja) * 1983-06-30 1985-01-23 Sumitomo Chem Co Ltd メタクリル系樹脂からなる情報記録体
JPH064689B2 (ja) * 1983-11-01 1994-01-19 日立化成工業株式会社 重合体
JPS6090204A (ja) * 1983-10-24 1985-05-21 Hitachi Chem Co Ltd 重合体の製造法
US4591626A (en) * 1983-10-24 1986-05-27 Hitachi Chemical Company, Ltd. Polymers of tricyclo[5.2.1.02,6 ]deca-8-yl (meth)acrylate

Also Published As

Publication number Publication date
EP0241900A3 (en) 1989-02-15
US4812345A (en) 1989-03-14
EP0241900A2 (de) 1987-10-21
JPS62241148A (ja) 1987-10-21
EP0241900B1 (de) 1991-07-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee