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  2. Copper naphthenate - Wikipedia

    en.wikipedia.org/wiki/Copper_naphthenate

    Copper naphthenate is classified by EPA as a general use (i.e., a non-restricted use) pesticide by virtue of its relatively benign toxicity profile. [5] Copper naphthenate is the only non-restricted use wood preservative in widespread use for "heavy duty" commodities such as utility poles, railroad crossties and timbers, pilings and fence posts.

  3. Wood preservation - Wikipedia

    en.wikipedia.org/wiki/Wood_preservation

    The University of Hawaii has found that copper naphthenate in wood at loadings of 1.5 lb/cu ft (24 kg/m 3) is resistant to Formosan termite attack. On February 19, 1981, the Federal Register outlined the EPA's position regarding the health risks associated with various wood preservatives.

  4. Alkaline copper quaternary - Wikipedia

    en.wikipedia.org/wiki/Alkaline_copper_quaternary

    Alkaline copper quaternary, usually abbreviated ACQ, is a type of water-based wood preservative product containing a soluble copper(II) complex and quaternary ammonium alkyl- or aryl-substituted compounds ("quats"). Thus the product was originally called ammoniacal copper/quaternary ammonium. [1] [2]

  5. Chromated copper arsenate - Wikipedia

    en.wikipedia.org/wiki/Chromated_copper_arsenate

    Chromated copper arsenate (CCA) is a wood preservative containing compounds of chromium, copper, and arsenic, in various proportions. It is used to impregnate timber and other wood products, especially those intended for outdoor use, in order to protect them from attack by microbes and insects. Like other copper-based wood preservatives, it ...

  6. Talk:Wood preservation - Wikipedia

    en.wikipedia.org/wiki/Talk:Wood_preservation

    Additionally, copper naphthenate (2% copper as metal) is one of the select non-restricted use labeled preservatives approved for field treating end-cuts, holes, and abrasions of pressure treated wood in AWPA M4 standard [Section 7.1.1] (which is included in it's entirety in both the International Building Codes [IBC 2303.1.8] and International ...

  7. Naphthenic acid - Wikipedia

    en.wikipedia.org/wiki/Naphthenic_acid

    Illustrative is the use of cobalt naphthenate for the oxidation of tetrahydronaphthalene to the hydroperoxide. [ 16 ] The complex mixture and hydrophobic nature of naphthenic acid allows metal naphthenates to be highly soluble in organic media such as petroleum-based hydrocarbons, oftentimes much more so than single isomer carboxylates such as ...

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