Patent · US Expired

Chemical milling processes and etchants therefor

US4588474A · kind A · utility

14Cited by
16References
30Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 1, 1984
Grant dateMay 13, 1986
Priority date
Expiry dateMay 1, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23F1/36
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Aqueous chemical milling solutions for aluminum and aluminum alloys. These solutions contain a caustic; a nitrate or nitrite; and, optionally, a diol or polyol such as ethylene glycol or glycerin. Chemical milling processes which employ such solutions.

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