Stock material or miscellaneous articles – Composite – Of polyisocyanurate
Patent
1987-10-30
1989-05-09
Thibodeau, Paul J.
Stock material or miscellaneous articles
Composite
Of polyisocyanurate
427128, 428694, 428695, 428900, G11B 570
Patent
active
048289248
ABSTRACT:
A magnetic recording medium of high durability comprising a substrate material and a magnetic layer provided on at least one surface of the substrate material, the magnetic layer comprising magnetic powder and a resinous binder, characterized in that the magnetic layer comprises further at least one compound of the formula:
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patent: 4692378 (1987-09-01), Ishihara
patent: 4696845 (1987-09-01), Yanagisawa
Honjoo Koo
Honma Yoshiharu
Nakano Fumio
Narahara Toshikazu
Shoji Mitsutoshi
Hitachi Maxell Ltd.
Thibodeau Paul J.
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