A method for finishing wood or wood products, wherein by chemical treatment of the wood or the wood surface face the penetration of qualitaet improving means is made easier

摘要

1,246,493. Treating wood. E. G. L. ERIKSSON. 25 Nov., 1968 [29 Nov., 1967], No. 55893/68. Heading D1P. Spruce wood is provided with a hard skin by delignifying to a depth of at least 0.01 mm using acidified sodium chlorite solution as delignifying agent, washing the agent from the wood, and impregnating the wood with a hardenable resin. Hardening may be effected by heat, pressure, or #- or y-radiation.