Magneto-optical recording medium

Stock material or miscellaneous articles – Composite – Of inorganic material

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428694SC, 428694LE, 428694GT, 428694MT, 428694RL, 428694MM, 428694EC, 428900, 369 13, 369272, 369288, G11B 566

Patent

active

059652861

ABSTRACT:
A magneto-optical recording medium having a thin film, with suitable thermal conductivity, laminated on a magneto-optical film having excellent durability to repeated recording, reproducing and erasing comprising one layer or a multi-layer of thin film containing at least a magneto-optical recording film and carried on a transparent substrate, a ferromagnetic reflection film having a reflectance to a reproduction beam of 70% or higher and a thermal conductivity at a normal temperature from 0.05 to 2.0 W/cm.deg laminated on the backside of the magneto-optical recording film viewed from the transparent substrate side and, optionally, a heat control layer having a thermal conductivity at a normal temperature of 0.1 to 2.0 W/cm.deg laminated on the backside of the magneto-optical film.

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