Modified porous bodies

Details Modified porous bodies Modified porous bodies

1974-08-22

1976-10-05

Garvin, Patrick P.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252426, 210 31C, B01D 1508

Patent

active

039843491

ABSTRACT:
Bodies formed of porous, divided or colloidal inorganic material containing surface hydroxyl groups which are modified by grafting to the surface an organic group to establish an --O--Si bond, wherein the organic group has an average molecular weight greater than 150 and contains at least one hydrophilic functional group. The bodies of this invention are well suited for use in chromatography.

REFERENCES:
patent: 3722181 (1973-03-01), Kirkland et al.
patent: 3839385 (1974-10-01), Meiller et al.

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