| 摘要 |
<p>A homogeneous composition for application to an air filter, said composition including a water insoluble biocidal or biostatic agent, preferably a carbamate such as iodopropynyl butylcarbamate, a co-solvent, such as a glycol; water; and a humectant such as calcium chloride. Rheological additives and surfactants may be added, as well as water soluble biocides such as 2-bromo-2-nitropropane-l,3-diol. The biostatic or biocidal agent is adapted to migrate through particulates accumulating in use on the filter, and wherein the composition remains effective, in service, for periods of 6 months or more.</p> |
