Magnetic recording medium incorporating fluorine-containing, solvent-soluble vinyl copolymer having no vinyl chloride or vinylidene chloride components

摘要

A magnetic recording medium, comprising a magnetic layer provided on a nonmagnetizable substrate, wherein the magnetic layer comprises a magnetic pigment dispersed in a polymeric binder, the polymeric binder comprising a resin, wherein the resin comprises a nonchlorinated fluorine-containing vinyl copolymer having pendant nitrile groups, pendant hydroxyl groups, and pendant fluorine-containing groups.