UREA-CONTAINING MERCAPTOSILANES, PROCESS FOR PREPARATION THEREOF AND USE THEREOF
申请人:Evonik Industries AG
公开号:US20150329569A1
公开(公告)日:2015-11-19
The invention relates to urea-containing mercaptosilanes of the formula I
which are prepared by reacting a halosilane of the formula II
with compounds of the formula III
in an alcohol.
Urea-containing mercaptosilanes, process for preparation thereof and use thereof
申请人:Evonik Industries AG
公开号:US09388200B2
公开(公告)日:2016-07-12
The invention relates to urea-containing mercaptosilanes of the formula I
which are prepared by reacting a halosilane of the formula II
with compounds of the formula III
in an alcohol.
本发明涉及式I的含尿素硫醇硅烷,其通过在醇中将式II的卤代硅烷与式III的化合物反应制备而成。
Urea-containing silanes, process for preparation thereof and use thereof
申请人:Evonik Industries AG
公开号:US09388201B2
公开(公告)日:2016-07-12
The invention relates to urea-containing silanes of the formula I
which are prepared by, in a first step, reacting an aminosilane of the formula II
with an isocyanate of the formula III
and, in a second step, reacting the product from the first process step with sodium sulphide of the formula IV
Na2S (IV)
or in a first step, reacting an isocyanatosilane of the formula VI
with an amine of the formula VII
and, in a second step, reacting the product from the first process step with sodium sulphide of the formula IV
Na2S (IV).
Process for preparing urea-containing mercaptosilanes
申请人:Evonik Industries AG
公开号:US09440998B2
公开(公告)日:2016-09-13
The invention relates to a process for preparing urea-containing mercaptosilanes of the general formula I
wherein a chlorosilane of the general formula II
is reacted with NaSH in C2-C8 alcohol.