LAMINATED BOARD

In the continuous production of laminates, especially laminated building boards, one or more base sheets impregnated with phenoplast/aminoplast resin mixture in the presence of acid donor curing agents are pressed together at an elevated curing temperature with decorative sheets impregnated with ami...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	JOHN ANGUS TIVENDALE, JAMES ALBERT LAWRENCE
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS FIBREBOARD GENERAL PROCESSES OF COMPOUNDING IMPREGNATING OR COATING OF PAPER LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUTORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTINGOF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS ORFROM PAPIER-MACHE METALLURGY NAILING OR STAPLING MACHINES IN GENERAL ORGANIC MACROMOLECULAR COMPOUNDS PAPER NOT OTHERWISE PROVIDED FOR PAPER-MAKING PERFORMING OPERATIONS PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D PRODUCTION OF CELLULOSE PULP COMPOSITIONS TEXTILES THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL WORKING-UP
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Beschreibung
Zusammenfassung:	In the continuous production of laminates, especially laminated building boards, one or more base sheets impregnated with phenoplast/aminoplast resin mixture in the presence of acid donor curing agents are pressed together at an elevated curing temperature with decorative sheets impregnated with aminoplast resin in the presence of acid donor curing agents.