Patent · US Expired

Process for preparing polyalkenylsuccinimides

US7091306B2 · kind B2 · utility

8Cited by
18References
32Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMay 9, 2003
Grant dateAug 15, 2006
Priority date
Expiry dateMay 9, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F8/32
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to an improved process for preparing polyalkenylsuccinimides having a sediment level less than 0.1 vol % comprising the steps of:

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