Abstract: Method for disinfecting hard surfaces by treating the hard surfaces with an aqueous composition containing from 2 to 40% by weight of a sodium chlorite and from 1 to 60% by weight of at least one nitrogen-free acidic scale inhibiting agent. The composition generates chlorine dioxide in situ and also acts as a water hardness stabilizer and corrosion inhibitor.
Type:
Grant
Filed:
February 28, 1992
Date of Patent:
June 28, 1994
Assignee:
Henkel Komnmanditgesellschaft auf Aktien
Inventors:
Karl-Heinz Schroeder, Wolfgang Falter, Walter Grosse-Boewing