Porous materials having a dual surface

Details Porous materials having a dual surface Porous materials having a dual surface

1984-04-09

1988-11-01

Konopka, Paul E.

Catalyst, solid sorbent, or support therefor: product or process

Solid sorbent

Organic

55386, 2101982, 2101983, 210656, 252184, 427 541, 427387, 428 44, 428405, 428447, 502 5, 502402, B01J 2032, B01J 2022, B01D 1508, B32B 514

Patent

active

047820403

ABSTRACT:
Porous materials having a dual surface are disclosed. Also disclosed is a method for their preparation. An example of such a material is a silica gel reacted with a reactive silane intermediate such as (CH.sub.3).sub.2 Si.dbd.O and then, with a reactive silane such as ##STR1## to give a dual treated material having --((CH.sub.3).sub.2 SiO).sub.x H on the exterior surface and ##STR2## on the interior surface of the pores.

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patent: 4379931 (1983-04-01), Plueddemann
patent: 4415631 (1983-11-01), Schutijser
patent: 4495218 (1985-01-01), Azuma et al.
patent: 4512898 (1985-04-01), Naokumi et al.

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