Optical recording medium and method of its production

Details Optical recording medium and method of its production Optical recording medium and method of its production

1989-10-20

1991-07-23

Ryan, Patrick J.

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

428 65, 428412, 428913, 369288, 346761, 3461351, 436945, G32R 302

Patent

active

050342550

ABSTRACT:
Disclosed in this invention are optical recording media comprising a substrate, a recording layer formed on the substrate and a protective layer formed on the recording layer, in which the recording layer is irradiated with a beam of energy, thereby causing the change of optical properties at the irradiated portions on the recording layer so as to record information,

REFERENCES:
patent: 4587209 (1986-05-01), Ohno et al.
patent: 4839208 (1989-06-01), Nakagawa et al.
patent: 4978768 (1984-10-01), Takeoka et al.
Jap. Pat. Abs., 01100745, Info. Rec. Mod., JP87256242, 10-13-87, Toshiba KK.

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