B - Operations – Transporting – 31 – D
Patent
B - Operations, Transporting
31
D
B31D 3/02 (2006.01) B05D 1/04 (2006.01)
Patent
CA 2217658
The invention relates to a method for making expanded paper honeycomb core material moisture- or waterproof, as well as the honeycomb core material obtained by using this method. According to the invention, the honeycomb core material is provided with a coating after expansion, the coating preferably being applied as a powder of a polymer plastic.
La présente invention décrit un procédé de fabrication d'un matériau en nid d'abeilles en papier expansé, imperméable à l'humidité ou à l'eau ainsi que le matériau en nid d'abeilles obtenu en utilisant ce procédé. Selon l'invention, le matériau en nid d'abeilles est produit avec un enduit après l'expansion, l'enduit étant de préférence appliqué sous forme de poudre de plastique polymère.
Besin B.v.
Kirby Eades Gale Baker
LandOfFree
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