Patent Number: 6,310,017

Title: Cleaner composition, method for making and using same

Abstract: A cleaning solution composition for use on electronic component and equipment employed in the cleaning of these components. The cleaning solution comprises ultrapure water containing carbonic acid plus an oxidizing agent selected from hydrogen peroxide, ozone, and combinations thereof. The invention includes a method of removing contaminants from electronic components, containers and associated equipment using the cleaning solution of novel composition. Further, the invention includes a method of preparing the novel cleaning solution composition by contacting carbon dioxide gas with ultrapure water and adding an oxidizing agent, or by contacting carbon dioxide gas with an ultrapure water solution of oxidizing agent.

Inventors: Grant; Donald C. (Excelsior, MN), Litchy; Mark R. (Plymouth, MN)

Assignee: CT Associates, Inc.

International Classification: C11D 3/39 (20060101); C11D 7/08 (20060101); C11D 11/00 (20060101); C11D 7/02 (20060101); C11D 007/18 (); C23G 001/02 ()

Expiration Date: 10/30/2018