Process for treating timber

Abstract

It is an object to provide a process for treating timber, comprising the first step of immersing a high moisture content timber in an organic solvent compatible with water so as to remove water in the timber and make the organic solvent penetrate into the timber, and the second step of immersing the timber in a solution comprising a wood preservative and a high boiling point organic solvent, the solution being compatible with the organic solvent, so as to make the high boiling point organic solvent and the wood preservative penetrate into the timber, wherein timber is treated in a short period of time without a step of drying a high moisture content timber, and at the same time, cracking by drying at the step of drying a high moisture content timber is inhibited.

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