Information recording substrate and information recording medium

Details Information recording substrate and information recording medium Information recording substrate and information recording medium

1998-06-04

1999-12-07

Evans, Elizabeth

Stock material or miscellaneous articles

Circular sheet or circular blank

428 642, 428 644, 428 653, 428426, 428694ST, 428702, 428913, B32B 300

Patent

active

059979771

ABSTRACT:
A substrate for an information recording medium is prepared from a glass substance having a Young's modulus not smaller than 100 GPa and a liquidus temperature not higher than 1350.degree. C.

REFERENCES:
patent: 5834106 (1998-11-01), Kamiaka et al.
patent: 5846628 (1998-12-01), Kuroe et al.
patent: 5872069 (1999-02-01), Abe
patent: 5874376 (1999-02-01), Taguchi et al.
patent: 5895768 (1999-04-01), Speit
patent: 5900296 (1999-05-01), Hayashi et al.
patent: 5902665 (1999-05-01), Kuroda

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