Catalyst precursor and catalyst for the polymerisation of ethylene
作者： Henricus Maria Antonius Stiphout , Van Matthijs Kessel , Godefridus Arnoldus Henricus Nooijen
DOI:
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摘要: The invention is directed to a catalyst precursor for an ethylene polymerization comprising porous inorganic support material carrying chromium salt and aluminium chelate. chelate di( C 1 -C 10 alkoxide) acetoacetic ester example di (sec-butoxide) ethylacetoacetate. carboxylate (III) acetate hydroxide. silica support.
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