HYDROPHOBIC FUMED SILICA AND SILICONE RUBBER MATERIALS CONTAINING THE FUMED SILICA

摘要

The present invention provides a fumed silica , - [O-SiR ₂ ] _n - ( wherein , R is C ₁ to C ₆ alkyl group , n is from 3 to 9 Im ) were reacted and the type of the cyclic polysiloxane , then the resulting silane hydrophobic fumed silica is obtained by milling the silica , production method of the silica according to the present invention , and a silicone rubber material containing silica according to the invention . ; fumed silica , ring type polysiloxane , a hydrophobic fumed silica , silicone rubber materials