Patent · US Expired

Stripping composition having monoethanolamine

US5597420A · kind A · utility

28Cited by
9References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 17, 1995
Grant dateJan 28, 1997
Priority date
Expiry dateJan 17, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23G1/18
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The invention teaches an aqueous stripping composition that is essentially free of any hydroxylamine compounds. The composition consists essentially of an aqueous mixture of monoethanolamine and preferably includes an inhibitor. The composition is particularly useful for cleaning substrates containing organic residues.

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