发明名称 Optical tape.
摘要 <p>Disclosed is an optical tape comprising a biaxially stretched polyester multilayered film comprising a layer composed of a crystalline polyester (A) and a layer composed of a polyester (B) not substantially containing particles and a recording layer disposed on said layer composed of said polyester (B).</p>
申请公布号 EP0528134(A1) 申请公布日期 1993.02.24
申请号 EP19920110301 申请日期 1992.06.17
申请人 DIAFOIL HOECHST CO., LTD. 发明人 UTSUMI, SHIGEO;YOSHIDA, HIDEMI;KOMIYAMA, MEGUMI;KATO, KENJI
分类号 G11B7/253;G11B7/257 主分类号 G11B7/253
代理机构 代理人
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