Stock material or miscellaneous articles – Composite – Of polyamidoester
Patent
1984-11-19
1986-01-28
Robinson, Ellis P.
Stock material or miscellaneous articles
Composite
Of polyamidoester
252 6254, 360134, 360135, 360136, 427128, 428522, 428524, 428694, 428900, G11B 570
Patent
active
045671087
ABSTRACT:
Magnetic recording media comprise a non-magnetic base which is provided with a magnetic layer consisting of finely divided anisotropic magnetic material which is dispersible in binders and additives, the binder being a mixture of (1) a high molecular weight thermoplastic linear polyurethane, (2) a polyvinylformal binder, a phenoxy resin, a cellulose ester or a vinyl chloride copolymer and (3) an OH-containing polyurethane which is crosslinked with polyisocyanates.
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Balz Werner
Grau Werner
Koester Eberhard
Kopke Helmut
Lehner August
BASF - Aktiengesellschaft
Robinson Ellis P.
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