Micronized wood preservative formulations

  • US 7,674,481 B2
  • Filed: 04/09/2004
  • Issued: 03/09/2010
  • Est. Priority Date: 04/09/2003
  • Status: Active Grant
First Claim
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1. A method for preserving a wood product comprising the step of contacting the wood product with a wood preservative composition comprising:

  • (a) a dispersion in water of micronized particles of basic copper carbonate, copper carbonate or copper hydroxide between 0.001 and 25 microns and (b) one or more organic biocides selected from the group consisting of tebuconazole, alkyldimethylbenzylammonium chloride, dimethyldidecylammonium chloride, dimethyldidecylammonium carbonate, and dimethyldidecylammonium bicarbonate, wherein the micronized particles of the basic copper carbonate, copper carbonate or copper hydroxide are distributed within the wood product and render the wood product resistant to fungal decay.

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