| abstract |
PROBLEM TO BE SOLVED: To provide a method for producing carbamatoorganosilane (V), urea organosilane (III) and isocyanatoorganosilane (VI). ), Urea (II) and alcohol (IV), or I and II In urea organosilane (III) II is reacted with IV; III is reacted with I and II in IV; isocyanatoorganosilane (VI) is reacted with I, II and IV, or 2 In step IV, I and II are reacted in IV to III, and III and IV are reacted to V, and V Is produced by decomposition with a catalyst. |