U.S. 7,868,094 B2

Henkel AG & Co. KGaA has been granted a patent for a foamed one-part waterborne adhesive or coating composition comprised of a noncrosslinkable polymer, a reactive crosslinkable polymer, at least a second crosslinkable component and a crosslinking catalyst, and wherein the catalyst is selected from the group consisting of one-third basic aluminum chloride, two-third basic aluminum chloride or mixtures thereof.