Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1977-04-11
1979-05-01
Gantz, Delbert E.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
252 475, 252 515A, 260556A, 260561R, C09F 500
Patent
active
041523423
ABSTRACT:
Novel polyamines are disclosed which consist essentially of linear chains of the formula ##STR1## WHEREIN R is H or the acyl group of a fatty acid or an alkylsulfonic acid and n is a number about 6-22. Of the n units in the chain, in about 0 to 50% R is an acyl group of about 20-150 carbon atoms, in about 5-75% R is an acyl group of about 1-18 carbon atoms and in about 10-90% R is H.
The compounds are made by appropriate partial acylation of the corresponding polyethylenepolyamine or by (a) polymerizing a 2-alkyl-2-oxazoline and then partially hydrolyzing and reacylating the polymer thus obtained. They are useful as surfactants, especially as detergents in lubricating oils.
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Kelyman Jacqueline S.
Paul George A.
Gantz Delbert E.
Hill J. P.
Metz Andrew
The Dow Chemical Company
White L. Wayne
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