C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 77/00 (2006.01) C08L 77/02 (2006.01) C09D 5/03 (2006.01) C09D 177/00 (2006.01) C09D 177/02 (2006.01)
Patent
CA 2166307
The invention relates to a mixture in powder form and which comprises (i) at least one polyamide and (ii) at least one polymer (A) having hydroxy functions and compatible with the polyamide. The polymer (A) may be an ethylene/vinyl alcohol copolymer. Said mixture may be used for coating metal substrates. The invention also relates to composite materials thus obtained.
L'invention concerne un mélange se présentant sous forme de poudre et qui comprend (i) au moins un polyamide et (ii) au moins un polymère (A) ayant des fonctions hydroxy et compatible avec le polyamide. Le polymère (A) peut être un copolymère éthylène/alcool vinylique. Ce mélange peut être utilisé pour revêtir des substrats métalliques. L'invention a égalament pour objet les matériaux composites ainsi obtenus.
Perraud Eric
Sage Jean Marc
Tedoldi Arnaud
Atofina
Elf Atochem S.a.
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