Optical recording medium

Details Optical recording medium Optical recording medium

1994-08-29

1996-11-05

Kiliman, Leszek

Stock material or miscellaneous articles

Composite

Of inorganic material

369 13, 369288, 428694RE, 428694NF, 428694XS, 428694T, 428900, G11B 1100, G11B 566, G11B 570

Patent

active

055716296

ABSTRACT:
An optical recording medium comprising a recording layer on a substrate and an intermediate layer between the substrate and the recording layer exhibits high reflectance and corrosion resistance when the intermediate layer comprises silicon, aluminum, oxygen, nitrogen, and at least one element selected from the group consisting of yttrium, lanthanide elements and actinide elements, and contains 0.1 to 2 atom % of the element and 20 to 90 atom % of silicon and nitrogen combined or 2 to 35 atom % of the element and 20 to 95 atom % of silicon and nitrogen combined.

REFERENCES:
patent: 4680742 (1987-07-01), Yamada et al.
patent: 4695510 (1987-09-01), Sawamura et al.
patent: 4711821 (1987-12-01), Kikuchi et al.
patent: 4743502 (1988-05-01), Yoshitomi
patent: 4861656 (1989-08-01), Uchiyama et al.
patent: 4902584 (1990-02-01), Uchiyama et al.

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