Anhydrous sodium tripolyphosphate

Chemistry of inorganic compounds – Phosphorus or compound thereof – Oxygen containing

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423305, C01B 2526, C01B 1516

Patent

active

046719482

ABSTRACT:
A novel anhydrous sodium tripolyphosphate, well adapted for detergency applications, has an X-ray diffraction pattern essentially characterizing a phase I sodium tripolyphosphate; a viscosity, in aqueous medium, characterizing a phase II sodium tripolyphosphate; a rate of hydration characterizing a phase I sodium tripolyphosphate; and which exhibits an ROH at 1 minute of greater than about 90.degree. C.

REFERENCES:
patent: 3562768 (1971-02-01), Edquist et al.
patent: 4265702 (1981-05-01), Prudhon et al.

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