Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product
Patent
1990-09-05
1992-12-08
Wright, Lee C.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
430270, 430945, 3461351, G03C 172
Patent
active
051697459
ABSTRACT:
An optical information recording medium comprising a substrate and a recording layer, formed on the substrate, which comprises a composition of antimony, sulfur, and one element selected from the group consisting of the elements belonging to group IIB and group IVA of the periodic table.
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patent: 4499178 (1985-02-01), Wada et al.
patent: 4899168 (1990-02-01), Osato et al.
patent: 4981772 (1991-01-01), Pan et al.
Ueda Yutaka
Yashiro Toru
Ricoh & Company, Ltd.
Wright Lee C.
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