Henri Monty - Mt. Kisco NY Robert Querido - Spring Valley NY Frances C. Benkwitt - Yonkers NY
Assignee:
Stauffer Chemical Company - Westport CT
International Classification:
C01B 2532
US Classification:
423267
Abstract:
Dicalcium phosphate dihydrate compositions having improved monofluorophosphate compatibility are prepared by adding pyrophosphoric acid to the dicalcium phosphate reactor, terminating the reaction by which the dicalcium phosphate is formed at a pH ranging from 4. 9 to 5. 5 and blending the final product with a stabilizing agent.