Methods for preventing precipitation of copper from copper based bactericidal compositions containing iron

U.S. Patent Number: 5385934

Abstract: Disclosed herein are copper based fungicidal and bactericidal compositions having enhanced activity against fungi and bacteria, methods of using such compositions as well as methods for increasing the effectiveness of the copper based fungicidal and/or bactericidal compounds employed in such compositions. An aggregation inhibiting salt is included within these compositions to prevent aggregate and/or sediment formation upon the addition of Fe.sup.+3 to the composition.

Inventors: Schroth; Milton N. (Orinda, CA), Lee; Yung-Ann (Albany, CA), Chong; Mavis D. (El Sobrante, CA)

Assignee: The Regents of the University of California (Oakland, CA)

Application Number: 08/046,581

Issued: 1995-01-31

Expired: 2007-01-31

Classes: 514/500 ; 514/502

Field of search: 504/152 514/500,502

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