Protective coating composition
AssigneeDow Corning Corporation
InventorsAndrew James Goodwin, Stuart Leadley, Seamus Paul Ryan
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Abstract
A method of forming a coating on a powdered substrate, which method comprises introducing an atomized liquid and/or solid coating forming material and separately transporting a powdered substrate to be coated into an atmospheric plasma discharge and/or an ionized gas stream resulting therefrom, and exposing the powdered substrate to the atomized liquid and/or solid coating forming material.
Claims16
A method of forming a coating on a powdered substrate, which method comprises introducing, by direct injection, at least one of an atomized liquid and solid coating forming material into at least one of an atmospheric plasma discharge and an ionised gas stream resulting therefrom, and separately transporting a powdered substrate to be coated into at least one of the atmospheric plasma discharge and the ionised gas stream resulting therefrom, and exposing the powdered substrate to the at least one of atomized liquid and solid coating forming material, wherein the powdered substrate is transported by being carried on a reel to reel web support comprising two layers of a non-woven fabric material between which, in use, the powdered substrate is sandwiched.
Dependencies are inferred from the claim text.