Quaternary deposit control additives

Fuel and related compositions – Liquid fuels – Aluminum or heavy metal – other than lead – containing

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44 72, 44 75, 252392, 564505, C10L 122

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active

046004092

ABSTRACT:
A fuel composition is disclosed containing 30 to 10,000 ppm of an additive comprising quaternized polyoxyalkylene amine salts of molecular weight 500 to about 2500, the polyoxyalkylene moiety comprising 1 to 30 oxyalkylene units, the units having 2 to 4 carbon atoms and the amine comprising 1 to 12 amine nitrogen atoms and 2 to 40 carbon atoms and having a connecting moiety linking the polyoxyalkylene moiety to the amine moiety. Also disclosed are lubricating oil compositions containing the additive, concentrates of this additive and the composition of the additive itself.

REFERENCES:
patent: 3366672 (1968-01-01), Wakeman
patent: 3428682 (1969-02-01), Egan et al.
patent: 3440029 (1969-04-01), Little et al.
patent: 3454625 (1969-07-01), Eiseman
patent: 3468640 (1969-09-01), Barusch
patent: 4040798 (1977-08-01), Kuhn et al.
patent: 4160648 (1979-07-01), Lewis et al.
patent: 4236020 (1980-11-01), Lewis et al.
patent: 4247301 (1981-01-01), Honnen
patent: 4261704 (1981-04-01), Langdor
patent: 4294714 (1981-10-01), Lewis
The Merck Index, 10th Ed., p. 9022 (1983).

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