Optical recording medium, production thereof, substrate for opti

Details Optical recording medium, production thereof, substrate for opti Optical recording medium, production thereof, substrate for opti

1992-07-31

1995-09-05

Ryan, Patrick J.

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

428457, 428913, 428357, 428402, 3461351, 430270, 430945, B32B 300

Patent

active

054477670

ABSTRACT:
An optical recording medium provided with a substrate has a preformat on the surface thereof, a recording layer, and a protecting layer. The substrate has an electrodeposit layer arranged in a pattern corresponding to the preformat on the surface of the substrate.

REFERENCES:
patent: 4954380 (1990-09-01), Kanome
patent: 4956214 (1990-09-01), Imataki

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