本文综述了高分散负载型超细粒子催化剂的制备及其在催化中应用的现状，展望了该类催化剂的应用前景。
The preparation, types and its application in catalysis of high dispersing, supported, ultrafine particle catalysts are reviewed. The applied prospects of these catalysts is looked.
分析了孤岛渣油在分散型磷钼酸铵催化剂存在下加氢裂化反应产物的性质。
The properties of the hydrocracking products of Gudao residue in the presence of dispersed ammonium phosphomolybdate catalyst were studied.
又由于这种负载型的催化剂不能较好地分散于反应介质中，影响了催化反应效率，反应时间通常比均相催化长。
In addition, usually prolonged reaction time is needed in the supported metal catalyzed reaction due to the solid catalyst can not be dispersed in the reaction medium.
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