Tris(N-carbalkoxylaminomethyl)phosphine oxides and sulfides

Bleaching and dyeing; fluid treatment and chemical modification – Chemical modification of textiles or fibers or products thereof – Cellulose fibers

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8187, 252 81, 106 1505, D06M 1328, D06M 100

Patent

active

042148731

ABSTRACT:
The title compounds, having the formula (RO.sub.2 CNHCH.sub.2).sub.3 PY where Y=oxygen or sulfur, are prepared by reacting a tris(N-carbalkoxylaminomethyl)phosphine, having the formula (RO.sub.2 CNHCH.sub.2).sub.3 P, with an oxidizing or sulfurizing agent. The products, after methylolation with formaldehyde, are useful as finishing agents for imparting flame retardant properties to cotton fabrics.

REFERENCES:
patent: 3450485 (1969-06-01), Reinhardt et al.
patent: 3871822 (1975-03-01), Goodman et al.
Kirk-Othmer, Encyclopedia of Chemical Technology, Interscience Publ. Co., N.Y., 1971, p. 952.

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