公开(公告)号：DE3408000A1

公开(公告)日：1985-09-12

申请号：DE3408000

申请日：1984-03-03

Applicant: BASF AG

Inventor： GRAU WERNER DR ,  JAKUSCH HELMUT DR ,  KOVACS JENOE DR ,  OHLINGER MANFRED DR ,  RUDOLF PETER DR ,  ROLLER HERMANN

IPC: G11B5/708 ,  G11B5/70 ,  G11B5/72

Abstract: The invention relates to magnetic recording carriers which comprise a non-magnetic carrier material and a magnetic coating adhesively applied thereupon and composed of fine-particled ferromagnetic metal powder, at least one unmagnetic wear-resistant metal oxide powder, which has a spherical form and is defined in terms of its size distribution and the quantitative proportion thereof, organic binder and the usual auxiliaries.

公开(公告)号：DE3161835D1

公开(公告)日：1984-02-09

申请号：DE3161835

申请日：1981-07-09

Applicant: BASF AG

Inventor： RUDOLF PETER DR ,  KOVACS JENOE DR ,  JAKUSCH HELMUT DR

IPC: G11B5/62 ,  G11B5/706 ,  H01F1/113

公开(公告)号：DE3160128D1

公开(公告)日：1983-04-28

申请号：DE3160128

申请日：1981-05-06

Applicant: BASF AG

Inventor： RUDOLF PETER DR

IPC: C01G49/06 ,  C09C1/24 ,  G11B5/706 ,  H01F1/11