Patent ID: 7772306

Claim:
A sterile cyanoacrylate composition consisting essentially of N-butyl-cyanoacrylate (NBCA), 2-ocytyl-cyanoacrylate (2-OCA) and a free radical inhibitor/antioxidant stabilizer wherein a composition comprising 90% NBCA, and 10% 2-OCA has 630-880 ppm of the free radical inhibitor/anti-oxidant stabilizer; a composition having 80% NBCA and 20% 2-OCA has 549-799 ppm of the free radical inhibitor/anti-oxidant stabilizer; a composition having 70% NBCA and 30% 2-OCA has 486-736 ppm of the free radical inhibitor/anti-oxidant stabilizer; a composition comprising 60% NBCA and 40% 2-OCA has 423-673 ppm of the free radical inhibitor/anti-oxidant stabilizer; a composition comprising 40% NBCA and 60% 2-OCA has 297-547 ppm of the free radical inhibitor/anti-oxidant stabilizer; and a composition comprising 30% NBCA and 70% 2-OCA has 234-584 ppm of the free radical inhibitor/anti-oxidant stabilizer.