Pmdi wood binders containing hydrophobic diluents

C - Chemistry – Metallurgy – 08 – L

Patent

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Details

C08L 97/02 (2006.01) C08G 18/70 (2006.01) C08L 75/04 (2006.01)

Patent

CA 2380554

The present invention relates to a process for producing lignocellulose composite materials by combining lignocellulose particles with a binder composition, followed by molding or compressing the combined lignocellulose particles and binder composition. Suitable binder compositions comprise a polymethylene poly(phenylisocyanate) component and a liquid hydrophobic diluent that is characterized by a flash point of at least 250 ~F.

L'invention concerne un procédé de production de matériaux composites à base de lignocellulose, consistant à combiner des particules de lignocellulose avec une composition de liants, puis à mouler ou comprimer ces particules et la composition de liants. Des compositions de liants appropriées comprennent un composant polyméthylène poly(phénylisocyanate) ainsi qu'un diluant hydrophile caractérisé par un point d'éclair se situant au moins à 250 ·F.

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