Lower alkanoic acid derivatives of a diethanolamine/fatty...

Details Lower alkanoic acid derivatives of a diethanolamine/fatty... Lower alkanoic acid derivatives of a diethanolamine/fatty...

C - Chemistry, Metallurgy

11

C

260/124, 44/22,

C11C 3/00 (2006.01) C11D 7/32 (2006.01)

Patent

CA 1144541

ABSTRACT The title compositions exhibit superior effi- cacy as conditioners in the flotation of coal. These com- positions are prepared by condensing diethanolamine with a C10-C24 fatty acid in a molar ratio of 1:2 and then introducing one-half the equimolar amount, relative to the condensate, of C1-C4 alkanoic acid.

369032

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