Composition for removing scale deposited on titanium materials
AssigneeSeiwa Pro Co., Ltd.
InventorTakeshi Sugimoto
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Abstract
A descaling composition for use in removing scale deposited on a member made of titanium or a titanium alloy, the descaling composition containing a hydroxycarboxylic acid, a sulfamic acid and ammonium sulfate as effective components and effectively inhibiting titanium ions from dissolving out.
Claims4
A descaling composition for use in removing scale deposited on a member made of titanium or a titanium alloy, the descaling composition consisting of a hydroxycarboxylic acid, amidosulfonic acid and ammonium sulfate in consisting essentially of a hydroxycarboxylic acid, amidosulfonic acid and ammonium sulfate in amounts effectively inhibiting titanium ions from dissolving out from said member and without impairing the descaling activity of the hydroxycarboxylic acid and amidosulfonic acid.
Dependencies are inferred from the claim text.