| 摘要 |
The present invention relates particularly to a one-package, black-pigmented, corrosion resistant coating composition, of excellent storage stability and being especially suitable for application over metal that has been coated with a composition containing chromium in non-elemental form. More specifically, the coating composition of the invention is formulated from an intimate blend of aqueous carbon black colloidal dispersion in aqueous medium, which is in further mixture with thickening agent aqueous acrylic resin dispersion and silica sol having a pH of not above about 10.
|
