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METHOD FOR THE PRODUCTION OF NEW PACKAGING MATERIALS OR INSULATING MATERIALS FOR CONSTRUCTION PURPOSES AS A SUBSTITUTE FOR POLYSTYRENE CHIPS OR SPHERES AND POLYURETHANE-FOAM PRODUCTS, PLUS EXPANDED MATERIAL MADE BY THIS METHOD
METHOD FOR THE PRODUCTION OF NEW PACKAGING MATERIALS OR INSULATING MATERIALS FOR CONSTRUCTION PURPOSES AS A SUBSTITUTE FOR POLYSTYRENE CHIPS OR SPHERES AND POLYURETHANE-FOAM PRODUCTS, PLUS EXPANDED MATERIAL MADE BY THIS METHOD
The method disclosed is characterized in that starch-containing and/or protein-containing raw materials and organic waste materials, plus additives to improve the elastic properties and/or the sorption isotherm, are expansion-extruded and the extrudate coated with fibrous organic waste materials plus biodegradable binders.
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