JPH03124331U - - Google Patents

Info

Publication number
JPH03124331U
JPH03124331U JP1990034147U JP3414790U JPH03124331U JP H03124331 U JPH03124331 U JP H03124331U JP 1990034147 U JP1990034147 U JP 1990034147U JP 3414790 U JP3414790 U JP 3414790U JP H03124331 U JPH03124331 U JP H03124331U
Authority
JP
Japan
Prior art keywords
information recording
protective film
organic resin
resin protective
film
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.)
Pending
Application number
JP1990034147U
Other languages
English (en)
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 filed Critical
Priority to JP1990034147U priority Critical patent/JPH03124331U/ja
Publication of JPH03124331U publication Critical patent/JPH03124331U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)

Description

【図面の簡単な説明】
第1図は、本考案の光学式情報記録媒体の一つ
である光磁気デイスクの一部断面図である。 1……プラスチツク基板、2……無機系保護膜
、3……光磁気膜(情報記録膜)、4a……第1
の有機樹脂保護膜、4b……第2の有機樹脂保護
膜。

Claims (1)

  1. 【実用新案登録請求の範囲】 表面に情報記録膜を保護する有機樹脂保護膜を
    設けた光学式情報記録媒体において、 前記有機樹脂保護膜を、前記情報記録膜側に密
    着性の良いホツトメルト樹脂からなる第1の有機
    樹脂保護膜と、前記表面側にべたつきの少ないホ
    ツトメルト樹脂からなる第2の有機樹脂保護膜と
    で構成されていることを特徴とする光学式情報記
    録媒体。
JP1990034147U 1990-03-30 1990-03-30 Pending JPH03124331U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990034147U JPH03124331U (ja) 1990-03-30 1990-03-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990034147U JPH03124331U (ja) 1990-03-30 1990-03-30

Publications (1)

Publication Number Publication Date
JPH03124331U true JPH03124331U (ja) 1991-12-17

Family

ID=31538370

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990034147U Pending JPH03124331U (ja) 1990-03-30 1990-03-30

Country Status (1)

Country Link
JP (1) JPH03124331U (ja)

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