Patent ID: 7439280

Claim:
A lignocellulosic composite material comprising: lignocellulosic particles in an amount of from about 75 to 99.5 parts by dry weight based on 100 parts by weight of said composite material; and a binder resin in an amount of from 0.5 to 25 parts by weight based on 100 parts by weight of said composite material, said binder resin comprising; a polyisocyanate and at least one of an insecticide and a fungicide dispersed throughout said polyisocyanate and dispersed throughout said lignocellulosic particles, wherein said insecticide is present in an amount of from 1 to 500 parts per million based on the dry weight of said lignocellulosic particles and said fungicide is present in an amount of from 1 to 500 parts per million based on the dry weight of said lignocellulosic particles.