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MEMBRANES BITUMINEUSES D'ÉTANCHÉITÉ POUR TOITURE
The present invention relates to a waterproofing membrane for roofs, formed by - a nonwoven mat of mineral fibers bound by an organic binder and - a bitumenous phase impregnating the nonwoven mat of mineral fibers, the membrane being characterized by the fact that the organic binder comprises from 15% to 95% by weight of a thermoset polymer obtained from a resin based on formaldehyde and 1 to 15% by weight of an ethylene/vinyl acetate copolymer (EVA), these percentages being expressed relative to the total dry weight of the organic binder. The invention further relates to a process for manufacturing such a waterproofing membrane.
MEMBRANES BITUMINEUSES D'ÉTANCHÉITÉ POUR TOITURE
The present invention relates to a waterproofing membrane for roofs, formed by - a nonwoven mat of mineral fibers bound by an organic binder and - a bitumenous phase impregnating the nonwoven mat of mineral fibers, the membrane being characterized by the fact that the organic binder comprises from 15% to 95% by weight of a thermoset polymer obtained from a resin based on formaldehyde and 1 to 15% by weight of an ethylene/vinyl acetate copolymer (EVA), these percentages being expressed relative to the total dry weight of the organic binder. The invention further relates to a process for manufacturing such a waterproofing membrane.
MEMBRANES BITUMINEUSES D'ÉTANCHÉITÉ POUR TOITURE
BITUMINOUS WATERPROOFING MEMBRANES FOR ROOFING
BITUMINÖSE WASSERDICHTE MEMBRAN FÜR DÄCHER
PREVOTEAU ALEXANDRE (Autor:in) / GARCIA ALEXANDRE (Autor:in) / BEAUGENDRE AGNÈS (Autor:in)
04.12.2019
Patent
Elektronische Ressource
Französisch
IPC:
D06N
WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL
,
Wand-, Fußboden- oder ähnliche Belagstoffe, z.B. Linoleum, Wachstuch, Kunstleder, Dachpappe, bestehend aus einem mit einer Schicht aus makromolekularem Material überzogenen Fasergewebe
/
C03C
Chemische Zusammensetzungen für Gläser, Glasuren oder Emails
,
CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS
/
D04H
Herstellen von flächigem Textilgut, z.B. aus Fasern oder fadenförmigem Material
,
MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL
/
E04D
ROOF COVERINGS
,
Dacheindeckungen