Optical recording medium

Details Optical recording medium Optical recording medium

1985-08-05

1988-10-11

Lesmes, George F.

Stock material or miscellaneous articles

Sheet including cover or casing

Filled with gas other than air; or under vacuum

428216, 428336, 428428, 428432, 428472, 428694, 428698, 428900, G11B 724

Patent

active

047770686

ABSTRACT:
In an optical recording medium having an optical recording layer provided on a substrate, a carbide film of a substance selected from among tungsten, boron, molybdenum, hafnium, niobium, titanium, chromium, vanadium, tantalum and silicon is formed on one or each side of the recording layer.

REFERENCES:
patent: 4277540 (1981-07-01), Aine
patent: 4390600 (1983-06-01), Ohta et al.
patent: 4539572 (1985-09-01), Rabbins et al.
patent: 4544443 (1985-10-01), Ohta et al.
patent: 4554217 (1985-11-01), Grimm et al.
patent: 4661420 (1987-04-01), Nakamura et al.
Materials at Magnetic Recording Study Meeting, published in 1974, pp. 27-37-Pertinent Portions.
Cuomo et al., "Antireflection Coatings for the Enhancement of Magneto-Optic Effects in Amourphous Rare Earth-Transition Metal Alloys", IBM TDB vol. 16, No. 5, Oct. 1973, p. 1442.

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