Patent · US Expired

Derivatives of polyamines with one primary amine and secondary of tertiary amines

US5643859A · kind A · utility

47Cited by
134References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 17, 1994
Grant dateJul 1, 1997
Priority date
Expiry dateJun 17, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2070/02
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A dispersant derivatized from a functionalized hydrocarbon and a polyamine having one primary amine and 1-10, preferably 3-8 secondary or tertiary amines; preferably where said functionalized hydrocarbon is a Koch-derived hydrocarbon.

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