Metal treatment – Stock – Amorphous – i.e. – glassy
Patent
1991-02-19
1992-10-20
Lewis, Michael
Metal treatment
Stock
Amorphous, i.e., glassy
428642, 420576, 3461351, C22C 4500
Patent
active
051566931
ABSTRACT:
An information recording medium is disclosed which records information through the transition of two phases of a recording material, utilizing electromagnetic wave energy. The information recording medium comprises a recording layer made up of a recording material of a composition represented by the formula:
wherein
REFERENCES:
patent: 4889746 (1989-12-01), Utsumi et al.
patent: 4947372 (1990-08-01), Koshino et al.
patent: 5011723 (1991-04-01), Harigaya et al.
patent: 5015548 (1991-05-01), Pan et al.
Harigaya Makoto
Ide Yukio
Iwasaki Hiroko
Kageyma Yoshiyuki
Lewis Michael
Nguyen Ngoc-Yen M.
Ricoh & Company, Ltd.
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