WOOD PRESERVATIVES CONTAINING COPPER COMPLEXES
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United States of America Patent
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app pub date -
May 6, 2012
filing date -
Dec 18, 2008
priority date (Note) -
Abandoned
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Abstract
This invention relates to wood preservatives containing copper complexes and calcium ions, zinc ions or calcium and zinc ions for protection of wood, cellulose, hemicellulose, lignocellulose, cellulosic materials and articles derived from cellulosic materials from decay caused by fungi. The calcium ions, zinc ions, or calcium and zinc ions improve the penetration of copper preservative agent into the interior of a treated material or article.
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