Patent · US Expired

Metal corrosion inhibited organic acid compositions

US5916484A · kind A · utility

11Cited by
9References
30Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 13, 1997
Grant dateJun 29, 1999
Priority date
Expiry dateMay 13, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S507/939
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

By the present invention, improved metal corrosion inhibited aqueous organic acid compositions and methods are provided. The compositions are basically comprised of water, an organic acid, a corrosion inhibitor comprising at least one rosin amine derivative and a low toxicity corrosion inhibitor intensifier selected from the group consisting of thioglycolic acid and derivatives thereof.

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