Patent · US Expired

Succinimide-acid compounds and derivatives thereof

US6548458B2 · kind B2 · utility

46Cited by
18References
82Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 8, 2001
Grant dateApr 15, 2003
Priority date
Expiry dateNov 8, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2060/09
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Succinimide-acid compounds prepared by reaction of hydrocarbyl-substituted succinic acylating agents with alpha-omega amino acids are disclosed, as well as derivatives thereof useful as lubricity additives, lubricant dispersants, friction modifiers, liquid hydrocarbonaceous fuel detergents, antioxidants and alkali and/or alkaline-earth metal detergents.

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