Patent ID: 6388002
Filing Date: 2002-05-14
Classification: C09D

Abstract:
An aqueous composition which comprises a reaction product of:(i) at least one carboxylic acid containing from 3 to 22 carbon atoms: and (ii) at least one aliphatic amine or polyfunctional aromatic amine, containing from 2 to 25 carbon atoms, which is unsubstituted or substituted by halogen, hydroxy or alkyl, or an amide of the formula: Râ€”C(O)â€”NR1R2, where R, R1, and R2 each independently represent hydrogen or an alkyl group of 1 to 5 carbon atoms optionally substituted by halogen, hydroxy or alkyl; and, as separate components, (iii) a complex crosslinking agent comprising zirconium; (iv) a resin or oil, wherein the weight ratio of the resin or oil to the sum of (i), (ii), and (iii) is at least 2.5:1; and (v) a thickener, wherein said composition, when applied to wood, results in a continuous dry layer providing a contact angle with water not exceeding 80Â°.