PROCEDE D'EXTRACTION DE TANINS DE L'ECORCE DE PINUS PINASTER ET OBTENTION D'ADHESIFS TANIN-PHENOL-FORMALDEHYDE (TPF) POUR LA FABRICATION DE CONTREPLAQUES

A method for the extraction of tannins (I) from the bark of Pinus pinaster and for obtaining tannin-phenol-formaldehyde adhesives (TPF) for the production of plywood for exterior use.

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Bibliographische Detailangaben
Hauptverfasser:	ANTORRENA GERVASIO, VASQUEZ GONZALO, GONZALES JULIA
Format:	Patent
Sprache:	fre
Schlagworte:	ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE ADHESIVES CHEMISTRY COMPOSITIONS BASED THEREON DYES MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL ORGANIC MACROMOLECULAR COMPOUNDS PAINTS POLISHES THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF MATERIALS AS ADHESIVES
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Beschreibung
Zusammenfassung:	A method for the extraction of tannins (I) from the bark of Pinus pinaster and for obtaining tannin-phenol-formaldehyde adhesives (TPF) for the production of plywood for exterior use.