Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

C - Chemistry, Metallurgy

07

F

31/133, 402/9, 2

C07F 9/40 (2006.01) C08G 77/30 (2006.01) C08G 79/02 (2006.01) G11B 5/70 (2006.01)

Patent

CA 1310653

A MAGNETIC RECORDING MEDIUM ABSTRACT An improved dispersant composition for magnetic media, comprising the reaction product of a phosphate ester and a silicon compound, is described. The silicon compound may be selected from diphenysilanediol or a trialkoxysilane having alkyl, alkenyl, haloaikyl, acryloxypropyl, methacryloxypropyl or phenyl functionality. A magnetic coating composition and a process for producing a magnetic recording medium having improved magnetic properties, which employ the above dispersant composition, are also disclosed.

535663

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