Patent ID: 6403000
Filing Date: 2002-06-11
Classification: B27N,C04B,C08K,C08L,D21H,Y02W

Abstract:
A method of preparing an impregnated lignocellulosic material from a lignocellulosic material selected from the group consisting of lignocellulosic particles or fibres, soft boards, and board precursors in sheet form, for the manufacture of a finished product, comprising:(a) impregnating the lignocellulosic material with an impregnating composition comprising: (i) a mineral oil, and (ii) a liquid thermosetting resin and, if necessary a catalyst therefor; â€ƒin the form of a dispersion of the liquid resin in the mineral oil, said impregnating composition containing no water and no non-aqueous solvent for the mineral oil, the liquid thermosetting resin being used in an amount of from 1% to 20% inclusive by mass of the lignocellulosic material on a dry basis and the mineral oil being used in an amount of from 5% to 30% inclusive by mass of the lignocellulosic material on a dry basis.