ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,151, issued on June 17, was assigned to BOSTIK SA (Colombes, France).
"Method for preparing a cross-linkable composition" was invented by Francois Adeleu (Venette, France) and Sylvana Dubois (Venette, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A process for preparing a crosslinkable composition comprising at least one alkoxysilane-terminated silyl polymer P, and at least one catalytic system B comprises: a. preparing an alkoxysilane-terminated silyl polymer P comprising: a-1) the polyaddition reaction between a composition of polyol(s) and a composition of polyisocyanate(s), in the presence of a catalyst A chosen from carboxylates based o...