| abstract |
(57) [Problem] An object of the present invention is to provide an antifoaming agent having improved defoaming power and free from drawbacks in handleability. SOLUTION: The emulsion defoaming composition obtained by emulsifying a mixture of (A) a higher alcohol having 12 to 30 carbon atoms and (B) a self-emulsifying defoamer, wherein the self-emulsifying defoamer is used. Addition products of one or more selected from the group consisting of C1-30 alcohols, carboxylic acids, amines and amides with C2-4 alkylene oxides, silicone oils, modified silicone oils Any or a mixture of one or more. |