| 摘要 |
PROBLEM TO BE SOLVED: To provide a wood preservative that is easily available and easily produced, has safety for humans and animals, exerts little adverse effect on environment, has durability (having stable protective action on wood over a long period of time) and to provide a method for preservation treatment of wood.SOLUTION: The wood preservative is constituted by adding either one of a porous carbon powder and a zeolite powder and iron acetate to an aqueous solution including a borate and ferric oxide and contains 15 to 25 mass% of sodium octaborate tetrahydrate as a borate, 0.5 to 5 mass% of red iron oxide as ferric oxide, 0.5 to 3 mass% of bamboo charcoal powder as a porous carbon powder and 0.2 to 2 mass% in terms of iron acetate of a bamboo vinegar reaction liquid as iron acetate produced by the reaction of bamboo vinegar produced during the production of bamboo charcoal with iron and the balance water.SELECTED DRAWING: None |
