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Modified succinimides (III)

  • US 4,666,460 A
  • Filed: 04/18/1986
  • Issued: 05/19/1987
  • Est. Priority Date: 04/12/1985
  • Status: Expired due to Term
First Claim
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1. A fuel composition comprising a hydrocarbon boiling in the gasoline range and from 10 to 10,000 parts per million of a polyamino alkenyl or alkyl succinimide wherein one or more of the nitrogens of the polyamino moiety is substituted with ##STR22## wherein W is oxygen or sulfur;

  • X is oxygen, sulfur, or >

    NR5 wherein R5 is hydrogen or alkyl of from 1 to 20 carbon atoms; and

    R4 is an alkylene group of from 2 to 5 carbon atoms or an alkylene group of from 2 to 5 carbon atoms substituted with 1 to 3 alkyl groups of from 1 to 2 carbon atoms each with the proviso that both W and X are not both oxygen.

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