Abstract: A process for preparing shaped articles comprises the steps of:(a) mixing a water curable binder with vegetable particulate material to form a first mixture, the moisture content of said first mixture being insufficient to cure said binder prior to said mixture being placed in a mold;(b) feeding said first mixture to a mold having molding plates, said molding plates and said first mixture defining an interface;(c) providing water to at least a portion of said interface, the amount of water added at said interface, in conjunction with the moisture content of said first mixture, being sufficient to cure said binder; and,(d) subjecting said first mixture to elevated temperatures and pressures.
Type:
Grant
Filed:
January 31, 1995
Date of Patent:
September 10, 1996
Assignees:
Isoboard Enterprises Inc., Bison-werke Bahre & greten GmbH & Co KG