Liquid defoaming compositions

Claim 1

A LIQUID DEFOAMER COMPOSITION COMPRISING (1) FROM ABOUT 40% TO ABOUT 80% BY WEIGHT OF A LIQUID ALIPHATIC HYDROCARBON HAVING A BOILING POINT OF AT LEAST 150*F., (2) FROM ABOUT 5% TO ABOUT 15% BY WEIGHT OF AN ESTER PRODUCED BY REACTING A MONO-HYDROXY POLYOXPROPYLENE MEMO-ETHER OF A LOW MOLECULAR WEIGHT ALIPHATIC MONOHYDRIC ALCOHOL HAVING A CARBON CHAIN LENGTH OF FROM 1 TO ABOUT 4 CARBON ATOMS, WITH A ALIPHATIC MONOCARNOXYLIC ACID HAVING A CARBON CHAIN LENGTH OF FROM ABOUR 8 TO ABOUT 22 CARBON ATOMS, (3) FROM ABOUR 5% TO ABOUT 30% BY WEIGHT OF A PRODUCT SELECTED FROM THE CLASS CONSISTING OF ESTERS AND MIXTURES CONTAINING SAMD PROCUCED BY REACTING A GLYCL SELECTED FROM THE CLASS CONSISTING OF ETHYLENE GLYCOL, DIETHYLENE GLYCOL AND TRIETHYLENE GLYCOL WITH A MATERIAL SELECTED FROM THE CLASS CONSISTING OF ALIPHATIC MONOCARBOXYLIC ACIDS HAVING A CARBON CHAIN LENGTH OF FROM ABOUT 8 TO ABOUT 22 CARBON ATOMS AND GLYCERIDES, THE FATTY PORTION OF WHICH CONSISTS CHIEFLY OF FATTY ACID RADICALS HAVING A CARBON CHAIN LENGTH OF FROM ABOUT 8 TO ABOUT 22 CARBON ATOMS AND (4) FROM ABOUT 5% TO ABOUT 20% BY WEIGHT OF A PRODUCE SELECTED FROM THE CLASS CONSISTING OF ESTERS AND MIXTURES CONTAINING SAME PROEUCED BY REACTING A POLYETHLYENE GLYCOL HAVING A MOLECULAR WEIGHT OF AT LEAST ABOUT 200 WITH A MATERIAL SELECTED FROM THE CLASS CONSISTING OF ALIPHATIC MONOCARBOXYLIC ACIDS HAVING A CARBON CHAIN LENGTH OF FROM ABOUT 8 TO ABOUT 22 CARBON ATOMS AND GLUCERIDES, THE FATTY PORTION OF WHICH CONSISTS CHIEFLY OF FATTY ACID RADICALS HAVING A CARBON CHAIN LENGTH OF FROM ABOUT 8 TO ABOUT 22 CARBON ATOMS.