Patent · US Expired

Method of treating metals using amino silanes and multi-silyl-functional silanes in admixture

US6132808A · kind A · utility

29Cited by
8References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 5, 1999
Grant dateOct 17, 2000
Priority date
Expiry dateFeb 5, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C2222/20
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

The invention relates to a method of improving corrosion resistance of a metal. The method comprises applying a solution containing one or more amino silanes in admixture with one or more multi-silyl-functional silanes to a metal substrate in order to form a long term corrosion resistant coating. The method is particularly suitable for use on cold-rolled steel, zinc, iron, aluminium and aluminium alloy surfaces.

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