The present invention provides a catalyst for use in the preparation of a coloured polymeric material, said catalyst comprising a coloured organometallic compound.
本发明提供了用于制备有色聚合材料的催化剂，所述催化剂包括有色有机金属化合物。
The application of nanometer technologies in modification of polymeric materials, chromatographic packing catalyst carriers and daily chemical industry were briefly introduced.
简要介绍了纳米技术在高分子材料改性、色谱柱填料、催化剂载体和日用化工等领域中的应用；
The application of nanometer technologies in modification of polymeric materials, chromatographic packing catalyst carriers and daily chemical industry were briefly introduced.
简要介绍了纳米技术在高分子材料改性、色谱柱填料、催化剂载体和日用化工等领域中的应用；
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