JPS56148705A - Disc type recording medium - Google Patents

Disc type recording medium

Info

Publication number
JPS56148705A
JPS56148705A JP5059580A JP5059580A JPS56148705A JP S56148705 A JPS56148705 A JP S56148705A JP 5059580 A JP5059580 A JP 5059580A JP 5059580 A JP5059580 A JP 5059580A JP S56148705 A JPS56148705 A JP S56148705A
Authority
JP
Japan
Prior art keywords
resin
recording medium
layer
substrate
disc type
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
JP5059580A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6334521B2 (enExample
Inventor
Yoshinobu Murakami
Akitake Ito
Toshiaki Kashihara
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP5059580A priority Critical patent/JPS56148705A/ja
Publication of JPS56148705A publication Critical patent/JPS56148705A/ja
Publication of JPS6334521B2 publication Critical patent/JPS6334521B2/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

Landscapes

  • Macromonomer-Based Addition Polymer (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
JP5059580A 1980-04-16 1980-04-16 Disc type recording medium Granted JPS56148705A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5059580A JPS56148705A (en) 1980-04-16 1980-04-16 Disc type recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5059580A JPS56148705A (en) 1980-04-16 1980-04-16 Disc type recording medium

Publications (2)

Publication Number Publication Date
JPS56148705A true JPS56148705A (en) 1981-11-18
JPS6334521B2 JPS6334521B2 (enExample) 1988-07-11

Family

ID=12863319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5059580A Granted JPS56148705A (en) 1980-04-16 1980-04-16 Disc type recording medium

Country Status (1)

Country Link
JP (1) JPS56148705A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4729938A (en) * 1984-11-13 1988-03-08 Hitachi, Ltd. Optical disc base plate having a primer layer formed of an ultraviolet-cured resin composition
JP2005239832A (ja) * 2004-02-25 2005-09-08 Tsutsunaka Plast Ind Co Ltd 紫外線硬化型防曇組成物

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4729938A (en) * 1984-11-13 1988-03-08 Hitachi, Ltd. Optical disc base plate having a primer layer formed of an ultraviolet-cured resin composition
JP2005239832A (ja) * 2004-02-25 2005-09-08 Tsutsunaka Plast Ind Co Ltd 紫外線硬化型防曇組成物

Also Published As

Publication number Publication date
JPS6334521B2 (enExample) 1988-07-11

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