Patent ID: 11879063
Assignee: nan
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 0:
1. An aqueous curable binder composition comprising (i) a polyphenolic macromolecular compound which bears a multitude of phenol or polyhydroxybenzene radicals or catechol radicals (dihydroxybenzene), selected from lignosulfonate salts and condensed tannins and mixtures thereof, and (ii) a polyamine functional compound comprising primary and/or secondary and/or tertiary and/or quaternary amine functional groups, wherein the polyamine functional compound is selected from peptides and proteins, in their natural or denatured state, and/or reaction product of (i) and (ii), the ratio of polyphenolic macromolecular compound to polyamine functional compound ranging from 98:2 to 50:50 w %.