PROCESSO PARA A PRODUCAO DE FOLHAS TENDO ALTA RESISTENCIA A ABSORCAO DE AGUA

Manufacture of sheets having a high resistance to water absorption by hot calendering of a mixture produced from 25 to 75% by weight of vegetable fibres and from 75 to 25% by weight of molten polyolefine. As unexpected, such a mixture does not stick to the calender rolls during the sheeting step.

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Bibliographische Detailangaben
Hauptverfasser:	DEREPPE M, DERYCKERE A
Format:	Patent
Sprache:	por
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	Manufacture of sheets having a high resistance to water absorption by hot calendering of a mixture produced from 25 to 75% by weight of vegetable fibres and from 75 to 25% by weight of molten polyolefine. As unexpected, such a mixture does not stick to the calender rolls during the sheeting step.