A poly(-N-alkyliminoalane) having the composition (HAlNR)n, wherein R represents an aliphatic, cycloaliphatic, aromatic or alkyl-aromatic group, and n is a number in the range of 3 to 50, is prepared by directly reacting metallic aluminum with a primary amine having the formula H2NR, wherein R has the meaning given above, in the presence of hydrogen at a pressure in the range of from 1 to 1000 kg/cm2 and at least a stoichiometric quantity of aluminum, at a temperature in the range of from room temperature to the dissociation temperature of the end product, and in the presence of a promoter such as a small quantity of the poly(-N-alkyliminoalane) constituting the end product of said reaction.
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机译：通过直接使金属与金属反应，制备具有组成（HAlNR）n的聚（-N-烷基亚氨基铝烷），其中R代表脂族，脂环族，芳族或烷基芳族基团，并且n为3至50的范围内的数。在氢的存在下，在1至1000 kg / cm2的压力和至少化学计量的铝的温度下，在氢存在下，具有式H2NR的伯胺的铝，其中R具有上述含义在室温至终产物的离解温度的范围内，并在促进剂的存在下，例如少量构成所述反应终产物的聚（-N-烷基亚氨基铝）。
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