JPH0472297B2 - - Google Patents

Info

Publication number
JPH0472297B2
JPH0472297B2 JP56153835A JP15383581A JPH0472297B2 JP H0472297 B2 JPH0472297 B2 JP H0472297B2 JP 56153835 A JP56153835 A JP 56153835A JP 15383581 A JP15383581 A JP 15383581A JP H0472297 B2 JPH0472297 B2 JP H0472297B2
Authority
JP
Japan
Prior art keywords
recording medium
carbon black
information signal
capacitive
less
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
JP56153835A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5856243A (ja
Inventor
Toshiichi Goshima
Kyoshi Manaka
Itsupei Namikawa
Toshiaki Hamaguchi
Mutsuaki Nakamura
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Priority to JP15383581A priority Critical patent/JPS5856243A/ja
Publication of JPS5856243A publication Critical patent/JPS5856243A/ja
Publication of JPH0472297B2 publication Critical patent/JPH0472297B2/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
    • G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
    • G11B9/061—Record carriers characterised by their structure or form or by the selection of the material; Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B9/063—Record carriers characterised by their structure or form or by the selection of the material; Apparatus or processes specially adapted for the manufacture of record carriers characterised by the selection of the material
    • G11B9/068—Moulding resin compositions

Landscapes

  • Compositions Of Macromolecular Compounds (AREA)
JP15383581A 1981-09-30 1981-09-30 高密度情報信号記録媒体 Granted JPS5856243A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15383581A JPS5856243A (ja) 1981-09-30 1981-09-30 高密度情報信号記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15383581A JPS5856243A (ja) 1981-09-30 1981-09-30 高密度情報信号記録媒体

Publications (2)

Publication Number Publication Date
JPS5856243A JPS5856243A (ja) 1983-04-02
JPH0472297B2 true JPH0472297B2 (enrdf_load_stackoverflow) 1992-11-17

Family

ID=15571127

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15383581A Granted JPS5856243A (ja) 1981-09-30 1981-09-30 高密度情報信号記録媒体

Country Status (1)

Country Link
JP (1) JPS5856243A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6168747A (ja) * 1984-09-12 1986-04-09 Victor Co Of Japan Ltd 高密度情報信号記録媒体
JPS61110352A (ja) * 1984-11-02 1986-05-28 Victor Co Of Japan Ltd 情報信号記録媒体

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57172554A (en) * 1981-04-17 1982-10-23 Matsushita Electric Ind Co Ltd Disk type recording medium

Also Published As

Publication number Publication date
JPS5856243A (ja) 1983-04-02

Similar Documents

Publication Publication Date Title
JPH02777B2 (enrdf_load_stackoverflow)
JPH0472297B2 (enrdf_load_stackoverflow)
JPS6318255B2 (enrdf_load_stackoverflow)
US4436683A (en) Method for fabricating an information signal recorded medium of the electrostatic capacity type
JPH0127495B2 (enrdf_load_stackoverflow)
US4561087A (en) Conductive video disc
EP0174864B1 (en) High density information record medium using carbon black particles surface-treated with silicone oil
US4631717A (en) High density information records of an electrostatic capacitance type
JPH0123861B2 (enrdf_load_stackoverflow)
JPS649171B2 (enrdf_load_stackoverflow)
US4906499A (en) High density information record medium comprising a polymer material having a lubricant uniformly dispersed therein
JPH0124413B2 (enrdf_load_stackoverflow)
JP2976225B2 (ja) 静電容量方式情報記録媒体用カーボンブラック及び同方式情報記録媒体
JPH0357543B2 (enrdf_load_stackoverflow)
JPS59171052A (ja) 高密度情報信号記録媒体
JPS59214624A (ja) 情報信号記録媒体製造法
JPH0452538B2 (enrdf_load_stackoverflow)
JPS59195354A (ja) 高密度情報信号記録媒体
JPS60143457A (ja) 高密度情報信号記録媒体
JPH03221564A (ja) 静電容量方式情報記録媒体用カーボンブラック及び同方式情報記録媒体
JPS6015844A (ja) 高密度情報信号記録媒体
GB2141132A (en) High density information records made of conductive resin compositions comprising vinyl chloride resins free of dispersants
JPS6144952A (ja) 情報信号記録媒体
JPS59195353A (ja) 高密度情報信号記録媒体
JPS60636A (ja) 記録媒体