fr Le support inerte est de préférence du sable, de l oxyde d aluminium, de la magnétite, de l hématite, de l ilménite ou de la calcite en Dry ink powder or toner blend, consisting of a copolymer of styrene and butyl acrylate and either magnetite or carbon black, for use as a developer in the manufacture of cartridges for facsimile ....
