氧气、水或醇、酸、碱或残留催化剂、硅油、机械外力、填料、聚硅氧烷的链端基等都会影响聚硅氧烷的热稳定性。
Accordingly, the thermal stability of polysiloxanes may be influenced by oxide, water, alcohol, acid, base, residual catalyst, silicone oil, mechanical stress, filler or the end groups of itself.
苯乙烯和混合二甲苯的混合物,在合成硅铝酸催化剂存在下连续合成二芳基乙烷。
Diarylethane was synthesized continuously from a mixture of styrene and xylol with synthetic SiO_2-Al_2O_3 as catalyst.
由高水热稳定的巯基官能化介孔硅基材料经氧化得到磺酸基官能化介孔固体酸催化剂。
The conversion of -SH groups on the pore surface of the mercapto-functionalized mesoporous silicas with high hydrothermal stability to -SO3H gave rise to a series of solid acidic catalysts.
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