公开(公告)号：US20020009617A1

公开(公告)日：2002-01-24

申请号：US09826901

申请日：2001-04-06

Applicant: EMTEC MAGNETICS GmbH

Inventor： Helmut Jakusch ,  Albert Kohl ,  Peter Heilmann ,  Ronald John Veitch ,  Ria Kress ,  Stefan Muller ,  Johannes Sandrock ,  Hartmut Heene

IPC: G11B005/667

CPC classification number: G11B5/70678 ,  G11B5/70652 ,  G11B5/708 ,  G11B5/716 ,  Y10S428/90 ,  Y10T428/25 ,  Y10T428/256 ,  Y10T428/257 ,  Y10T428/258 ,  Y10T428/259 ,  Y10T428/26 ,  Y10T428/265 ,  Y10T428/269

Abstract: Multilayer magnetic recording medium which is suitable for high recording densities and the recording of digital data, has very good electromagnetic recording properties and good surface smoothness and can absorb a large amount of lubricant in the lower layer and has at least one upper magnetic recording layer less than 0.5 nullm thick and at least one lower layer which contains a magnetically soft pigment.

Abstract translation: 适用于高记录密度和数字数据记录的多层磁记录介质具有非常好的电磁记录性能和良好的表面平滑度，并且能够在下层吸收大量的润滑剂，并且具有至少一个上磁记录层 超过0.5μm厚，以及至少一个含有软质软质颜料的下层。

公开(公告)号：US20020012815A1

公开(公告)日：2002-01-31

申请号：US09826932

申请日：2001-04-06

Applicant: EMTEC MAGNETICS GmbH

Inventor： Ronald John Veitch ,  Albert Kohl ,  Helmut Jakusch ,  Andreas Ilmer ,  Peter Heilmann ,  Ria Kress ,  Stefan Muller ,  Johannes Sandrock

IPC: G11B005/716

CPC classification number: G11B5/852 ,  G11B5/70621 ,  G11B5/70652 ,  G11B5/70678 ,  G11B5/708 ,  Y10T428/265

Abstract: Multilayer magnetic recording medium is suitable for high recording densities and the recording of digital data, has very good electromagnetic recording properties in the entire recording wavelength range and good mechanical properties and possesses a flat frequency response and which has at east one upper magnetic recording layer less than 0.5 nullm thick and at least one lower layer which contains a magnetically soft pigment.

Abstract translation: 多层磁记录介质适用于高记录密度和数字数据的记录，在整个记录波长范围内具有非常好的电磁记录性能和良好的机械性能，并且具有平坦的频率响应，并且在东部一个较高的磁记录层较少 超过0.5μm厚，以及至少一个含有软质软质颜料的下层。