Method for preparing a magnetic recording medium

Details Method for preparing a magnetic recording medium Method for preparing a magnetic recording medium

1989-12-27

1991-05-14

Pianalto, Bernard

Coating processes

Magnetic base or coating

Magnetic coating

427128, 427130, B05D 512

Patent

active

050154982

ABSTRACT:
A method for preparing a magnetic recording medium comprising a non-magnetic support having coated thereon a magnetic layer of a magnetic coating composition containing ferromagnetic metal particles and a binder, comprising at least (1) a step of mixing and dispersing ferromagnetic metal particles, a binder, and a solvent to prepare magnetic coating composition, (2) a step of adding and mixing lubricating agent therewith and (3) a step of coating the resulting magnetic coating composition on a non-magnetic support.

REFERENCES:
patent: 3437510 (1969-04-01), Diaz
patent: 3492235 (1970-01-01), Matsumoto et al.
patent: 3833412 (1974-09-01), Akashi et al.
patent: 4005242 (1977-01-01), Kopke et al.

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