Process for manufacturing a magneto-optic disc

Details Process for manufacturing a magneto-optic disc Process for manufacturing a magneto-optic disc

1990-05-15

1992-01-21

Pianalto, Bernard

Coating processes

Magnetic base or coating

Magnetic coating

264 17, 264 23, 264 27, 427131, 427133, 427164, 427264, 427265, 427289, 427356, B05D 512

Patent

active

050826905

ABSTRACT:
The present invention provides a process for manufacturing a magneto-optic disc comprising at least a transparent substrate, a magneto-optic recording film, and a protecting film made of resin for protecting the magneto-optic recording film, comprising the steps of forming the magneto-optic recording film over the entire one side surface of the transparent substrate; providing in a portion adjacent to the peripheral edge of the magneto-optic recording film an annular groove extending in depth through the magneto-optic recording film to the transparent substrate; and forming the protecting film over the surfaces of the magneto-optic recording film and the annular groove.

Affiliated with

Also associated with

Rating

Process for manufacturing a magneto-optic disc does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for manufacturing a magneto-optic disc, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for manufacturing a magneto-optic disc will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-114587