Wood preservatives

摘要

A wood preservative comprising a styryl triazole derivative of the formula [I] <IMAGE> [I] wherein X represents chlorine or hydrogen as an active ingredient. The present wood preservative has a wood-preservating efficacy equivalent to and remarkably improved light resistance as compared with a conventional organic iodine compound slightly inferior in light resistance, and therefore, exhibits a stabilized wood-preservating efficacy without causing discoloration even under irradiation with light.