Information recording medium

Details Information recording medium Information recording medium

1990-12-18

1992-09-29

Hess, Bruce H.

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

428 65, 428446, 428447, 428323, 428328, 428913, 346 76L, 3461351, 369288, B32B 300

Patent

active

051513102

ABSTRACT:
An information recording medium comprising a pair of disk substrates at least one of which has an optical recording layer on one surface thereof, wherein the substrates are bonded to each other by using a silicone type adhesive, directly or by the medium of a spacer, so that the recording layer may be disposed inside of the substrates. Platinum is incorporated in the above-mentioned silicone type adhesive by using a platinum type crosslinking catalyst, without using the conventional benzoyl peroxide type crosslinking catalyst. Accordingly, there is provided the information recording medium excellent in mechanical strength, reliability and durability.

REFERENCES:
patent: 4414273 (1983-11-01), Wada et al.
patent: 4876557 (1989-10-01), Yabe

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