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发明授权
US09527873B2 Urea-containing silanes, process for preparation thereof and use thereof 有权
含尿素的硅烷，其制备方法及其用途

Urea-containing silanes, process for preparation thereof and use thereof
摘要：
The invention relates to urea-containing silanes of the formula I which are prepared by reacting urea-containing disulphide silanes of the formula II with sulphur or in a first step, reacting an aminosilane of the formula III with an isocyanate of the formula IV and, in a second step, reacting the product from the first process step with sodium polysulphide of the formula (V) Na2Sx  (V) or in a first step, reacting an isocyanatosilane of the formula VII with an amine of the formula VIII and, in a second step, reacting the product from the first process step with sodium polysulphide of the formula (V) Na2Sx  (V).
摘要（中）：

本发明涉及式I的含脲硅烷，其通过使式II的含脲二硫化物硅烷与硫反应制备，或者在第一步中，使式III的氨基硅烷与式IV的异氰酸酯反应， 在第二步骤中，将来自第一工艺步骤的产物与式（V）Na 2 S x（V）的多硫化钠反应或在第一步骤中，使式VII的异氰酸根合硅烷与式VIII的胺反应，并在 第二步，将来自第一工艺步骤的产物与式（V）Na 2 S x（V）的多硫化钠反应。

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