Patent · US Expired

Reaction of olefins with maleic anhydride

US4761488A · kind A · utility

6Cited by
5References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 13, 1987
Grant dateAug 2, 1988
Priority date
Expiry dateNov 13, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2030/12
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Olefinically unsaturated hydrocarbons are reacted with maleic anhydride to form the corresponding succinic anhydride, in the presence of an additive, aluminum acetylacetonate, which prevents side reactions. These products are used for the preparation of anticorrosive agents.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.