Electron beam curing of magnetic media

Details Electron beam curing of magnetic media Electron beam curing of magnetic media

G - Physics

11

B

204/91.4

G11B 5/70 (2006.01) B05D 3/06 (2006.01) C08F 299/02 (2006.01) G11B 5/702 (2006.01)

Patent

CA 1167408

RADIATION-CURED MAGNETIC MEDIA AND PROCESS FOR MAKING SAME ABSTRACT A magnetic media having improved mechanical and magnetic properties comprising a nonmagnetic sub- strate coated with a magnetic binder composition composed of (a) a radiation-cured mixture of a high molecular weight thermoplastic polymer, such as a linear polyurethane of MW greater than 50,000, and a radiation-curable polyfunctional acrylate prepolymer and (b) magnetic particles dispersed in the radiation- cured mixture.

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