Method of manufacturing recording tape with improved cross-linked binder for the recording layer

1,006,140. Magnetic recording member. GEVAERT PHOTO - PRODUCTEN N.V. July 26, 1963, No. 29730/63. Addition to 991,676. Heading H1H. The latent polyisocyanate of the parent Specification is replaced by a polycarboxylic acid azide which, on heating, yields a polyisocyanate. Specification 969,150 also...

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Hauptverfasser: CONIX ANDRE JAN, BISSCHOPS JOHAN HEINRICH
Format: Patent
Sprache:eng
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Zusammenfassung:1,006,140. Magnetic recording member. GEVAERT PHOTO - PRODUCTEN N.V. July 26, 1963, No. 29730/63. Addition to 991,676. Heading H1H. The latent polyisocyanate of the parent Specification is replaced by a polycarboxylic acid azide which, on heating, yields a polyisocyanate. Specification 969,150 also is referred to.