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Infrared spectra are reported for silica in two states of surface hydroxylation immersed in carbon tetrachloride containing in particular (MeO) 3 SiCH 2 CH 2 CH 2 NH 2 . Adsorption involved hydrogen bonding between silanol and OMe or NH 2 groups. At moderate coverages the silane was bonded to two or three silanol groups via OMe groups, but at high coverages...
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