Green wood adhesive
AssigneeKth Holding AB
InventorsLinda Fogelström, Eva Malmström-Jonsson, Emelie Norström, Deniz Demircan, Farideh Khabbaz
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Abstract
The present invention relates to an adhesive aqueous composition comprising a polysaccharide or a residual fraction from a pulping process comprising polysaccharide and an amine-functional polymer. The weight ratio between the polysaccharide and the amine-functional polymer is from 1:4 to 4:1; wherein the polysaccharideis hemicellulose or gum and with proviso that the composition has a pH of 6 or less when the amine-functional polymer is chitosan.
Claims8
A particle board comprising an adhesive aqueous composition comprising a polysaccharide, wherein the polysaccharide is locust bean gum, and an amine-functional polymer, wherein said amine functional polymer is chitosan;
- wherein the weight ratio between the polysaccharide and the amine-functional polymer is from 1:4 to 4:1;
- and with proviso that the composition has a pH of 6 or less.
Dependencies are inferred from the claim text.