Invention Grant
- Patent Title: Process for production of magnetic media
- Patent Title (中): 磁性介质的生产工艺
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Application No.: US92952Application Date: 1987-09-04
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Publication No.: US4816119APublication Date: 1989-03-28
- Inventor: Gary C. Rauch , Young David J. , Earl R. C. Johns , Robert L. Stone , Carolyn A. Messinger
- Applicant: Gary C. Rauch , Young David J. , Earl R. C. Johns , Robert L. Stone , Carolyn A. Messinger
- Applicant Address: MA Maynard
- Assignee: Digital Equipment Corp.
- Current Assignee: Digital Equipment Corp.
- Current Assignee Address: MA Maynard
- Main IPC: G11B5/84
- IPC: G11B5/84 ; G11B5/858 ; C25D5/24
Abstract:
This invention comprises the use, during the plating processing of thin-film magnetic recording media, of an oxidizing treatment immediately preceding the electroplating of the magnetic layer. This oxidizing treatment can be controlled to produce desired high levels of coercive force and low levels of media noise.
Information query
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