摘要 |
<p>Compositions containing (a) fluoropolymer,(b) colloidal silica,(c) the salt of a polyamide acid,(d) a coalescing agent,(e) mica particles, mica particles coated with pigment, or metal flake, and (f) a liquid carrier are useful for priming metal, especially cookware, before topcoating it with a fluoropolymer enamel.</p> |