Three new organo-antimony flame retardants which are insoluble in strong acid media have been prepared by the interaction of silanes with antimony oxide using three different procedures. These compounds have been characterized by infrared spectroscopy.
G. A. Pasteur and H. Schonhorn, "Interaction of Silanes with Antimony Oxide to Facilitate Particulate Dispersion in Organic Media and to Enhance Flame Retardance," Appl. Spectrosc. 29, 512-517 (1975)