Chemistry of inorganic compounds – Silicon or compound thereof – Oxygen containing
Patent
1996-06-20
1998-08-18
Bos, Steven
Chemistry of inorganic compounds
Silicon or compound thereof
Oxygen containing
C01B 3312
Patent
active
057955565
ABSTRACT:
Xerogels and a process for their preparation involving acidifying an aqueous waterglass solution, polycondensing the resulting silica by addition of a base, removing most of the water from the gel by washing the gel with an organic solvent, reacting the resulting gel with a silylation agent and then drying the silylated gel under subcritical conditions.
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patent: 3794713 (1974-02-01), Aboutboul et al.
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patent: 4943425 (1990-07-01), Su et al.
patent: 5647962 (1997-07-01), Jansen et al.
Jacquinot Eric
Jansen Rolf-Michael
Smith Douglas
Zimmermann Andreas
Bos Steven
Hoechst AG
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