Information recording medium

Details Information recording medium Information recording medium

1985-12-10

1987-08-11

Thomas, Alexander S.

Recorders

Record receivers and/or driving means therefor

Disc

428 65, 430270, 369284, 369286, 369288, G01D 1534

Patent

active

046865438

ABSTRACT:
An optical information recording medium is described, comprising two disc substrates, which are adhered directly or through a convex portion formed on at least one of the substrates or a spacer provided between the substrates by an adhesive layer, and a recording layer which is capable of recording and/or reading information by laser beam and which is provided on a surface of at least one of the substrates facing the other substrate, wherein the adhesive layer satisfies formulae (1), (2) and (3)

REFERENCES:
patent: 4414273 (1983-11-01), Wada et al.
patent: 4539673 (1985-09-01), Winslow
patent: 4616238 (1986-10-01), Tani et al.

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