[EN] FUNCTIONALIZED SILICA PARTICLES AND THEIR USE<br/>[FR] PARTICULES DE SILICE FONCTIONNALISÉES ET LEUR UTILISATION
申请人:MOMENTIVE PERFORMANCE MAT GMBH
公开号:WO2021180694A1
公开(公告)日:2021-09-16
The present invention refers to silica particles functionalized with one or more silanes comprising a terminal group enabling a condensation reaction with the silica particles' surface, and at least one further terminal group for the modification of the silica particles' properties. The invention also relates to a process for the functionalization of silica particles by silanes, silanes as applied for the functionalization of the silica particles according to the invention, a process for the functionalization of silica by silanes, silica particles comprising a functional group, the use of the silica particles according to the invention, and coating compositions comprising the silica particles according to the invention.
本发明涉及一种经硅烷功能化的二氧化硅微粒,其中该硅烷包含一个末端基团,使其能够与二氧化硅微粒表面发生缩合反应,并且至少包含一个进一步的末端基团,用于改变二氧化硅微粒的性质。本发明还涉及一种通过硅烷对二氧化硅微粒进行功能化的方法,以及本发明所述的应用于二氧化硅微粒功能化的硅烷、通过硅烷对二氧化硅进行功能化的方法、具有功能基团的二氧化硅微粒、本发明所述的二氧化硅微粒的用途以及包含本发明所述的二氧化硅微粒的涂料组合物。