Potassium monopersulfate solutions
AssigneeE.I. du Pont de Nemours and Company
InventorsRobert Jeffrey Durante, Harvey James Bohn, Jr.
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Abstract
A composition comprising a solution of potassium monopersulfate having an active oxygen content of from about 3.4% to about 6.8% and a process for its preparation including neutralization with an alkaline material is disclosed.
Claims7
An improved method of microetching a surface wherein the improvement comprises contacting the surface to be etched with a microetching solution containing potassium monopersulfate solution having an active oxygen content of from about 3.4% to about 6.8% by weight and a maximum SO4 content of 5.5% by weight.
An improved method of mechanically polishing a substrate wherein the improvement comprises use of a polishing slurry containing a potassium monopersulfate solution having an active oxygen content of from about 3.4% to about 6.8% by weight and a maximum SO4 content of 5.5% by weight.
An improved method of treating recreational and ornamental water wherein the improvement comprises use of a potassium monopersulfate solution having an active oxygen content of from about 3.4% to about 6.8% by weight and a maximum SO4 content of 5.5% by weight.
Dependencies are inferred from the claim text.