Patent · US Expired

Corrosion protective coatings

US6617041B2 · kind B2 · utility

19Cited by
6References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 2001
Grant dateSep 9, 2003
Priority date
Expiry dateDec 10, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31714
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The disclosure relates to temporary corrosion resistant coatings and films upon metal substrates, e.g., metal tools and dies. The temporary coatings and films will not adversely chemically alter the surface of the underlying substrate. The coatings/films comprise a mixture of at least one of an acrylic, water, an oil, silica, at least one silicate, surfactants and optionally one or more buffering materials and waxes.

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