JPS60259496A - 光学式情報記録体 - Google Patents

光学式情報記録体

Info

Publication number
JPS60259496A
JPS60259496A JP59115275A JP11527584A JPS60259496A JP S60259496 A JPS60259496 A JP S60259496A JP 59115275 A JP59115275 A JP 59115275A JP 11527584 A JP11527584 A JP 11527584A JP S60259496 A JPS60259496 A JP S60259496A
Authority
JP
Japan
Prior art keywords
degree
polyvinyl acetal
acetalization
polymerization
polyvinyl alcohol
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
JP59115275A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0450662B2 (2
Inventor
Tatsuo Kinoshita
健生 木下
Shigeru Nomura
茂 野村
Toshio Kamisaka
上坂　外志夫
Tetsuo Sumiya
角谷　哲生
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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui 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 Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Priority to JP59115275A priority Critical patent/JPS60259496A/ja
Publication of JPS60259496A publication Critical patent/JPS60259496A/ja
Publication of JPH0450662B2 publication Critical patent/JPH0450662B2/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
    • 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
    • G11B7/2533—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 comprising resins

Landscapes

  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP59115275A 1984-06-05 1984-06-05 光学式情報記録体 Granted JPS60259496A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59115275A JPS60259496A (ja) 1984-06-05 1984-06-05 光学式情報記録体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59115275A JPS60259496A (ja) 1984-06-05 1984-06-05 光学式情報記録体

Publications (2)

Publication Number Publication Date
JPS60259496A true JPS60259496A (ja) 1985-12-21
JPH0450662B2 JPH0450662B2 (2) 1992-08-14

Family

ID=14658625

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59115275A Granted JPS60259496A (ja) 1984-06-05 1984-06-05 光学式情報記録体

Country Status (1)

Country Link
JP (1) JPS60259496A (2)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4939535A (en) * 1988-03-16 1990-07-03 Sharp Kabushiki Kaisha Method of controlling transport of photoreceptive sheet
JP2021531371A (ja) * 2018-07-11 2021-11-18 ソルティア・インコーポレーテッド 強化された特性を有するポリ（ビニルアセタール）樹脂組成物、層、及び中間膜

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4939535A (en) * 1988-03-16 1990-07-03 Sharp Kabushiki Kaisha Method of controlling transport of photoreceptive sheet
JP2021531371A (ja) * 2018-07-11 2021-11-18 ソルティア・インコーポレーテッド 強化された特性を有するポリ（ビニルアセタール）樹脂組成物、層、及び中間膜

Also Published As

Publication number Publication date
JPH0450662B2 (2) 1992-08-14

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