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Silicate-Containing Powders Providing Controlled, Sustained Gas Release

Abstract: 

A particle including anions dispersed throughout an amorphous, paracrystalline or crystalline solid solution, the anions being capable of reacting with hydronium ions to generate a gas. The particle can be incorporated into a powder capable of generating and releasing a gas after hydrolysis of an acid releasing agent.

Patent Number: 
6,277,408
Date Of Issue: 
08/21/2001
Inventors: 

Stephen T. Wellinghoff;Joel J. Kampa;Sumner A. Barenberg;Peter N. Gray