The EMR fluids containing metallophthalocyanine(MPc)-Fe 3O 4 nanoparticles composite (M=Co, Cu, Ni, Mn) have been prepared. Their synergistic effect and stability have been studied.

• 制备了 MPc- Fe3O4纳米复合粒子 (M=Co,Cu,Ni,Mn)与氯化石腊油组成了 EMR液 ,研究了其 EMR性能。