Abstract 1. A FOAM CONTROL SUBSTANCE CONSISTING ESSENTIALLY OF POWDERED OR GRANULAR SODIUM TRIPOLYPHOSPHATE HAVING ON THE SURFACE THEREOF AN ANTIFOAM COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF (1) DIMWTHYLPOLYSILOXANE, (2) A DIORGANOPOLYSILOXANE IN WHICH THE SILICON-BONDED ORGANIC RADICALS ARE METHYL, ETHYL AND 2-PHENYLPROPYL AND SAID ETHYL AND 2-PHENYLPROPYL GROUPS COMPRISE LESS THAN ABOUT 50 PERCENT OF THE TOTAL SILICON-BONDED RADICALS IN THE DIORGANOPOLYSILOXANE, (1) AND (2) BEING PRESENT IN ABOUT EQUAL PROPORTIONS AND BEING IN THE VISOCITY RANGE FROM 50 TO 5000 CS. AT 25* C. AND (3) FROM 1 TO 10 PERCENT BY WEIGHT BASED ON THE WEIGHTS OF (1) AND (2) OF SILICA WHICH HAS A SURFACE AREA OF AT LEAST 50 M.2/G., THE MIXTURE OF (1), (2) AND (3) BEING PRESENT IN AMOUNT OF FROM 10 TO 60 PERCENT BY WEIGHT BASED ON THE WEIGHT OF THE TRIPOLYPHOSPHATE.
A FOAM CONTROL SUBSTANCE CONSISTING ESSENTIALLY OF POWDERED OR GRANULAR SODIUM TRIPOLYPHOSPHATE HAVING ON THE SURFACE THEREOF AN ANTIFOAM COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF (1) DIMWTHYLPOLYSILOXANE, (2) A DIORGANOPOLYSILOXANE IN WHICH THE SILICON-BONDED ORGANIC RADICALS ARE METHYL, ETHYL AND 2-PHENYLPROPYL AND SAID ETHYL AND 2-PHENYLPROPYL GROUPS COMPRISE LESS THAN ABOUT 50 PERCENT OF THE TOTAL SILICON-BONDED RADICALS IN THE DIORGANOPOLYSILOXANE, (1) AND (2) BEING PRESENT IN ABOUT EQUAL PROPORTIONS AND BEING IN THE VISOCITY RANGE FROM 50 TO 5000 CS. AT 25* C. AND (3) FROM 1 TO 10 PERCENT BY WEIGHT BASED ON THE WEIGHTS OF (1) AND (2) OF SILICA WHICH HAS A SURFACE AREA OF AT LEAST 50 M.2/G., THE MIXTURE OF (1), (2) AND (3) BEING PRESENT IN AMOUNT OF FROM 10 TO 60 PERCENT BY WEIGHT BASED ON THE WEIGHT OF THE TRIPOLYPHOSPHATE.
Claim 2
Dependent Claim
140 words
A FOAM CONTROL SUBSTANCE CONSISTING ESSENTIALLY OF POWDERED OR GRANULAR SODIUM TRIPOLYPHOSPHATE HAVING ON THE SURFACE THEREOF AN ANTIFOAM COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF (1) DIMWTHYLPOLYSILOXANE, (2) A DIORGANOPOLYSILOXANE IN WHICH THE SILICON-BONDED ORGANIC RADICALS ARE METHYL, ETHYL AND 2-PHENYLPROPYL AND SAID ETHYL AND 2-PHENYLPROPYL GROUPS COMPRISE LESS THAN ABOUT 50 PERCENT OF THE TOTAL SILICON-BONDED RADICALS IN THE DIORGANOPOLYSILOXANE, (1) AND (2) BEING PRESENT IN ABOUT EQUAL PROPORTIONS AND BEING IN THE VISOCITY RANGE FROM 50 TO 5000 CS. AT 25* C. AND (3) FROM 1 TO 10 PERCENT BY WEIGHT BASED ON THE WEIGHTS OF (1) AND (2) OF SILICA WHICH HAS A SURFACE AREA OF AT LEAST 50 M.2/G., THE MIXTURE OF (1), (2) AND (3) BEING PRESENT IN AMOUNT OF FROM 10 TO 60 PERCENT BY WEIGHT BASED ON THE WEIGHT OF THE TRIPOLYPHOSPHATE.