Oleophilic amidopolyethylenepolyamines

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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252 475, 252 515A, 260556A, 260561R, C09F 500

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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.

REFERENCES:
patent: 2291396 (1942-07-01), Lieber
patent: 3169980 (1965-02-01), Benoit
patent: 3298955 (1967-01-01), Strang
patent: 3347789 (1967-10-01), Dickson et al.
patent: 3444170 (1969-05-01), Norman et al.
patent: 3448048 (1969-06-01), Le Suer et al.
patent: 3857791 (1974-12-01), Marcellis et al.

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