Mixed pmdi/resole resin binders for the production of wood...

C - Chemistry – Metallurgy – 08 – L

Patent

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Details

C08L 97/02 (2006.01) C08G 18/02 (2006.01) C08G 18/64 (2006.01) C08G 18/76 (2006.01) C08L 75/04 (2006.01)

Patent

CA 2355055

This invention relates to a process for the production of composite wood products. This process comprises: a) applying a binder composition to wood particles, and b) molding or compressing the wood particles treated with the binder to form a composite wood product. Suitable binder compositions comprise a polymethylene poly(phenyl isocyanate) and a solid resole resin.

L'invention concerne un procédé de production d'articles en bois composites. Ce procédé consiste a) à appliquer une composition d'un liant sur des particules de bois, et b) à mouler ou à comprimer ces particules de bois, traitées au moyen dudit liant, de manière à former un article en bois composite. Les compositions d'un liant pouvant être utilisées renferment un poly(phényl isocyanate) de polyméthylène ainsi qu'un résol solide.

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