公开(公告)号：EP0139403A3

公开(公告)日：1986-12-17

申请号：EP84305795

申请日：1984-08-24

Applicant: International Business Machines Corporation

Inventor： Economy, James ,  Zachariades, Anagnostis Efsatathios

IPC: G11B05/84 ,  G11B05/842 ,  G11B05/718 ,  G11B05/708 ,  G11B05/702

CPC classification number: G11B5/84 ,  G11B5/708

Abstract: A method for improving the durability, surface finish, and magnetic properties of a magnetic recording disk, the recording disk having a magnetic coating material with load bearing particles therein, by applying thereto a deformational force which exceeds the elastic limit of the coating material.