Keywords mixed silicone rubber;press key;dynamic fatigue resistance;fluorine-containing oligomer;phosphorous compound;alkoxy polysiloxane;fumed silica;

• 混炼硅橡胶;按键;耐动态疲劳性;含氟低聚物;含磷化合物;烷氧基聚硅氧烷;白炭黑;