Low density glassy materials for bioremediation supports

Details Low density glassy materials for bioremediation supports Low density glassy materials for bioremediation supports

C - Chemistry, Metallurgy

12

N

C12N 11/14 (2006.01) B01J 20/10 (2006.01) C02F 3/10 (2006.01) C02F 3/34 (2006.01) C12S 5/00 (2006.01)

Patent

CA 2126814

ABSTRACT OF THE DISCLOSURE A bioremediation support for the support of microorganisms used in the biotreatment of an aqueous waste stream or contaminated vapor is made of a low-density siliceous glassy material. This material has a cellular or frothy texture, large pores of greater than 1,000 Anstrom units in diameter dispersed throughout the material, a high macropore volume in pores of greater than 1,000.ANG. of more than 0.3 cc/cc and a BET surface area of greater than 10 m2/g. A preferred material is pumice.

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