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US 2006/0217447 A1Published application
Wood preservative formulations comprising dichlorophen
OwnerDerek Blowinventor
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Abstract
The invention provides a wood preservative composition comprising a synergistic combination of dichlorophen and one or more co-biocides. Examples of such co-biocides include quaternary ammonium compounds, fenarimol, imazalil sulfate and PHMB. The efficacy of potential wood preservative compositions can be tested by a simple test provided herein.
Claims20
A composition comprising:
- a) dichlorophen and/or a salt of Dichlorophen;
- b) a co-biocide;
- and
- c) a solvent;
- wherein the dichlorophen/salt and the co-biocide are present in a weight ratio in the range of from 0.5 to 1.5 grams of dichlorophen/salt per gram of co-biocide, excluding the weight of dichlorophen salt cations.
2 more elements
A method for preserving wood comprising the step of applying a composition to wood, said composition comprising:
- a) dichlorophen and/or a salt of Dichlorophen;
- and
- b) a co-biocide;
- and
- c) a solvent;
- such that the combination of the dichlorophen/salt and co-biocide is synergistic with respect to the half life of the wood.
3 more elements
Wood which has been treated with a composition comprising
- a) dichlorophen or a salt of dichlorophen;
- and
- b) a co-biocide;
- wherein a) and b) are present in a weight ratio in the range of from 0.5 to 1.5 grams of a) per gram of b).
1 more element
Dependencies are inferred from the claim text.