U.S. 8,541,495 B2
Toagosei Co. has been granted a patent for an adhesive comprised of  (a) a 2-cyanoacrylate; and (b) from 1 to 400 parts by weight, based on 100 parts by weight of the 2-cyanoacrylate, of a cyanoacrylate comprised of two or more 2-cyanoacryloyl groups, wherein the cyanoacrylate (b) is an ester obtained by reacting 2-cyanoacrylic acid with a polyoxyallsylene polyol, a polyester polyol, a polycarbonate polyol, a polybutadiene polyol, a hydrogenated polybutadiene polyol, a polyisoprene polyol, or a hydrogenated polyisoprene polyol, and wherein the number average molecular weight of the cyanoacrylate (b) is in the range from 1,000 to 50,000.