Patent Number: 6,168,773

Title: Rapid process for making silica gel and silicate polymer and low density gels made thereby

Abstract: This invention relates to a rapid process for the preparation of a silica gel or a silicate polymer comprising contacting at least one fluoroalkoxysilane with a solution comprising water, optionally in the presence of a solvent and/or a catalyst. Low density gels can be prepared using this process and can possess large pore size, greater than 50 nm.

Inventors: Sharp; Kenneth George (Landenberg, PA)

Assignee: E. I. du Pont de Nemours and Company

International Classification: B01J 20/10 (20060101); C01B 33/00 (20060101); C01B 33/16 (20060101); C08G 77/00 (20060101); C08G 77/24 (20060101); C08G 77/02 (20060101); C08G 077/02 (); C01B 033/16 ()

Expiration Date: 01/02/2018