Patent ID: 9012538
Filing Date: 2015-04-21
Classification: C08J,C08K,C08L,C09J,Y10T

Abstract:
1. A binder for a composite material comprising cellulose- or lignocellulose-containing material, the binder comprising an aqueous solution of: (i) 5-50% by weight of a natural binder selected from the group consisting of a wheat protein, a tannin, and potato pulp, and (ii) 0.1 to 10% by weight of a substantially alcohol-free hydrolysis product of a cocondensate consisting of one or more aminoalkylsilanes of formula (I) wherein R R R a is from 1 to 10, groups R are each independently a linear or branched C r is 0 or 1 or 2, wherein the amino functions are neutralized with from 0.9 to 3.6 mol of HCOOH or H a content of (i) and (ii) in the aqueous binder solution is from 1 to 80% by weight.