Coating material with biocide microcapsules
OwnerRudiger Baum, Dagmar Antoni-Zimmermann +2inventors
InventorsRudiger Baum, Dagmar Antoni-Zimmermann, Thomas Wunder, Hans-Jurgen Schmidt
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Abstract
The invention relates to a coating material for protection against microorganism invasion on surfaces which are exposed to the effects of damp or water. The coating material has either a pH-value of at least 11.0 or is provide with a base material for the coating whereby the pH-value is at least 11. The coating material is characterized in that it contains a biocide which bonds to solid particles in a carrier material and is released in a delayed manner therefrom.
Claims7
1-12. (canceled)
Biocide, bound in a carrier material composed of particulate solids, wherein the carrier material contains a formaldehyde-melamine resin and the biocide is zinc pyrithion, 4,5-dichloro-2-octylisothiazolin-3-one, 3-iodo-2-propynyl N-butylcarbamate, methyl 1H-benzimidazol-2-ylcarbamate, or N2-t-butyl-N4-ethyl-6-methylthio-1,3,5-triazin-2,4-diyldiamine or a mixture of two or more of these compounds.
A method of protecting a coating material against microorganism infestation comprising the step of incorporating a biocide according to claim 1 in said coating.
Dependencies are inferred from the claim text.