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US 4,859,241 AGranted
Metal flake and use thereof
AssigneeJohnson Matthey PLC
InventorJames Grundy
Life of this patent
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Abstract
Silver flake having an organo-silver surfactant thereon. Preferably the surfactant is silver stearate. The flake is made by milling silver powder and the surfactant in a liquid medium in which the surfactant is insoluble. The flake makes possible silver-filled paste of improved properties.
Claims7
Silver flake having an organo-silver surfactant thereon, said surfacxtant being insoluble in 2,2,4-trimethyl-1,3-pentane diol-monoisobutyrate.
Dependencies are inferred from the claim text.