Process for producing magnetic discs

Details Process for producing magnetic discs Process for producing magnetic discs

1986-02-21

1987-11-03

Czaja, Donald E.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

1562751, 1563084, 360133, 360135, 428694, B32B 3104

Patent

active

047041790

ABSTRACT:
A process for producing a magnetic disc comprises (1) attaching a flexible disc having a magnetic layer coated thereon to at least one side of a base plate wherein a gap is formed between the back surface of the flexible disc and the base plate and (2) heat-treating the magnetic disc after attaching the flexible disc to the base plate.

REFERENCES:
patent: 3373413 (1968-03-01), Treseder
patent: 3537083 (1970-10-01), Voth
patent: 4365257 (1982-12-01), Gerfast

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