公开(公告)号：EP1404497B1

公开(公告)日：2007-01-10

申请号：EP02743300.2

申请日：2002-06-19

申请人： Kemira Oyj

发明人： AITTA, Eero ,  SEPPI, Pekka

IPC分类号： B27K3/36

CPC分类号： A01N37/02 ,  B27K3/18 ,  B27K3/20 ,  B27K3/34 ,  B27K3/52 ,  B27K2240/60

摘要： The invention relates to a wood treatment solution which does not contain heavy metals and which contains an impregnation agent that is an alkali metal salt or alkaline-earth metal salt of formic acid or propionic acid. The invention also relates to a process for treating wood in order to improve its preservation, in which process wood is treated with the said wood treatment solution.