Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus containing
Patent
1990-08-10
1991-12-31
Siegel, Alan
Organic compounds -- part of the class 532-570 series
Organic compounds
Phosphorus containing
C07F 928
Patent
active
050774379
ABSTRACT:
Various 1,4-disubstituted-2,3,5,6-tetrahydroxy-1,4-diphosphorinanes, their oxides and sulfides, methods for the production thereof, flame-retarded compositions of matter containing them and froth flotation processes therewith, are disclosed.
REFERENCES:
patent: 3206496 (1965-09-01), Rauhut
patent: 3314929 (1967-04-01), Rauhut
Gallivan James B.
Robertson Allan J.
American Cyanamid
Argo Margaret
Siegel Alan
Van Riet Frank M.
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