U.S. patents available from 1976 to present.
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Inventor: Mikhail I. Lyapunov

Address: Perm, SU
No. of patents: 1
Last patent issue date: 11/07/1978

Number	Title	Issue Date
4124456	Method of tris(perfluoroalkyl)phosphine oxides Novel compounds, viz., tris(perfluoroalkyl)phosphine oxides have the following general formula ##STR1## where RF is a perfluoroalkyl of normal and iso-structure, having from 2 to 8 carbon atoms. The method of preparing said compounds consi...	11/07/1978