Patent · US Active

Conversion coating application system including hydrogels and methods of using same

US12037690B2 · kind B2 · utility

0Cited by
0References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 13, 2023
Grant dateJul 16, 2024
Priority date
Expiry dateJun 13, 2043

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C22/73
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A conversion coating applicator includes a first liner, a hydrogel attached to the first liner, and a second liner removably attached to the hydrogel. The hydrogel includes a trivalent chromium conversion coating solution including a trivalent chromium compound, a zirconate compound, and a dye compound. The conversion coating solution is an aqueous solution.

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