Copper naphthenate preservative

Designed for use above groun below ground and below the water line, the Copper -Green gal. Copper Naphthenate is the green choice in preservatives because it is not a restricted use pesticide. Wood Preservative shields wooden surfaces from the elements and wood-eating insects. The heavy-duty, solvent-based preservative protects new wood and highlights the weathering process and prevents future damage for old wood.

It is not standard-ized for use in saltwater applications. Caution should be used when applying this wood preservative to areas where odor might cause an objection. Copper naphthenate is the copper salt of naphthenic acid. Naphthenic acid is a term commonly used in the petroleum industry to collectively refer to all of the carboxylic acids naturally occurring in crude oil.

It has clean handling characteristics and offers outstanding gaff penetration for climbing. Copper -HDO (Bis-(Ncyclohexyldiazeniumdioxy- copper )). Of these chemicals, ACQ currently is the most widely used wood preservative for residential applications. ACQ (alkaline copper quaternary) is a water-based wood preservative that prevents decay from fungi and insects (i.e., it is a fungicide and insecticide). Tenino is an exceptional value because it contains copper.

It is widely used as a dip treatment for fence posts using a 24-hour soak. Unlike creosote and pentachlorophenol, copper naphthenate is not listed as an RUP by the EPA. All of the copper present in the concentrate shall be combined as copper naphthenate.

It can be synthesized via reaction of copper hydroxide with naphthenic acid. Use of copper naphthenate preservatives with a minimum of 1. In short, copper naphthenate is the “customer friendly” preservative for all customers: the public, the purchasers and you, the specifying engineer. They usually use it on hull restorations.

Recently, I learned about a lawsuit involving the wood preservative copper naphthenate. I have seen this before in the form of intermediate floor framing in foundation crawlspaces that has a greenish tinge. I have also seen framing that has been treated with creosote, and has a brownish tinge and a distinctive odor. EPA-registere insecticidal preservative prohibits termite damage, rot and decay. Inhibits surface growth of fungal organisms: moul mildew and staining fungi.

Little information is available on the in-service leaching rates of any of these wood preservatives, although CCA has been studied more extensively than the other preservatives. Leaching of wood preservative components and their mobility in the environment—Summary of pertinent literature. The estimated log Kow for copper naphthenate is 4. This Kow indicates that copper naphthenate may be bioaccumulative in aquatic organisms such as fish. Description: An obsolete general purpose wood preservative used to control both insect pests and fungal pathogens.

Also has short-term activity as a mammal repellent. Later work in the development of copper naphthenate as a heavy-duty preservative for poles led to the development of various treating cycles similar to other oil-borne systems. Recent work concerning the post treatment steam conditioning of copper naphthenate treated southern pine has determined that some amorphous copper. A chemical supplier would be your best bet.

The usage of copper naphthenate wood preservative was evaluated in a field test to determine actual performance and resulted in no warpage and no corrosion on the aluminum signs. PRESERVATIVE TREATMENT This section covers the wood preservatives and the preservative treatment of lumber and timber conforming to the Specifications as referenced or otherwise specified in the plans or special provisions. Products: CCA, Borate, Anti-sapstain, ACQ Preservatives: Osmose Utilities Services, Inc. Products: Utility pole inspection including remedial wood preservative products and pole plant management strategies. Preservatives Pressure preservative treatments listed in American Wood Preservers’ Association (AWPA) Standard C 28(2) for glulam include creosote, pentachlorophenol, copper naphthenate and waterborne inorganic arsenicals.

Organic Preservatives Organic preservatives listed in AWPA Standard C include creosote and pentachlorophenol and are. Mix one quart of copper naphthenate , with three and one-third quarts of diesel in a metal mixing container to dilute the copper concentration to. It works very well with diesel fuel.

Ammoniacal copper zinc arsenate (ACZA) is not a widely used preservative for poles because of its tendency to be brittle and experience after-glow. It is an excellent preservative with a long. ISO: Copper Napthanate-based wood preservative. I've tried substutes but ended up with severe wood rot after only two years.

The copper napthanate product is the only thing that actually works. End Cut is copper carbonate, not napthenate. CURRENT AND FUTURE WOOD PRESERVATIVES M. Leading wood preservative mfg.

The three oil-type preservatives used in bridge applications are coal-tar creosote (creosote), pentachlorophenol (penta), and copper naphthenate. The characteristics of these preservatives vary significantly depending on the specific type of preservative and the carrier or solvent in which they are mixed. Selecting appropriate fasteners when using preservative -treated wood is complicated by the variety of available preservative treatments that can be corrosive to metal fasteners. Many preservative systems are used by preservative -treated wood manufacturers in the U. COPPER NAPHTHENATE TREATED WOOD Hazard warnings for COPPER NAPHTHENATE treated wood are basically the same as those for untreated wood.

Airborne wood dust can cause respiratory, eye and skin irritation. Breathing wood dust, primarily from hardwoo has been associated with nasal cancer in some studies. As copper naphthenate is the only coloured LOSP treatment (green), other LOSP treatments may contain a tracer colour.