发明名称 Process for treating the surfaces of magnetic layers.
摘要 Method for the surface treatment of a magnetic sheet comprising a support to which is applied a magnetic layer on at least one of its two sides. The method is characterized in that, in hot conditions, a pressure is applied to each of the magnetic layers by using the surface of polished glass. Application to the fabrication of high density magnetic cards.
申请公布号 EP0369896(A1) 申请公布日期 1990.05.23
申请号 EP19890420397 申请日期 1989.10.17
申请人 KODAK-PATHE 发明人 DELMAR, JEAN-CLAUDE HUGUES LOUIS
分类号 B29C59/02;B29C65/04;G11B5/84 主分类号 B29C59/02
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