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silanol

   Also found in: Wikipedia 0.01 sec.
silanol [′sī·lə‚nȯl]
(chemistry)
A member of the family of compounds whose structure contains a silicon atom that is bound directly to one or more hydroxyl groups.


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The process involves dehydrating the diacid form of anhydride grafts quantitatively with ethyl chloroformate, transforming anhydride to imide by reaction with amino-propyl trimethoxysilane, and reacting the product with silanol groups on the surface of precipitated silica.
10) have shown that it is important to have highest silanol group (-Si-OH) concentration in the sols (hydrolysis step) prior to their application on to the substrate.
From a temperature of 320[degrees]C, the original number of silanol places is no longer available due to irreversible condensation reactions.
 
 
 
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