COATING FOR WOOD BOARD AND WOOD BOARD

摘要

The invention relates to a coating for a wood board. In accordance with the invention, the coating is formed of at least three layers, which are the first (1) layer formed of a film containing polyolefin and a coupling agent which is reactive with—OH groups of the wood for forming self-adhesive properties, second (2) layer selected from the group signaling layer and decorative layer and third (3) layer formed of a film containing polyolefin and the coupling agent which is re-active with—OH groups of the wood for forming self-adhesive properties, and the second layer is arranged between the first and third layers, and the layers are joined together by means of the coupling agent. Further, the invention relates to a wood board (4) which has been coated by said coating.