Controlled exotherm of cyanoacrylate formulations
An adhesive composition includes one or more polymerizable cyanoacrylate monomers, a polymerization initiator and a polymerization accelerator for the one or more polymerizable cyanoacrylate monomers. A system for treating living tissue includes a first reservoir containing one or more polymerizable cyanoacrylate monomers, a second reservoir in a non-contacting relationship with the first reservoir containing a polymerization initiator and accelerator for the one or more polymerizable cyanoacrylate monomers, and an applicator capable of combining the polymerizable cyanoacrylate monomer and the polymerization initiator and accelerator to form an adhesive composition and then applying the adhesive composition to living tissue. The initiator may be a quaternary ammonium salt, and the accelerator may be a trihydroxy tertiary amine.
1. An adhesive composition comprising:
one or more polymerizable cyanoacrylate monomers,
a polymerization initiator for the one or more polymerizable cyanoacrylate monomers comprising a quaternary ammonium salt, and
a polymerization accelerator for the one or more polymerizable cyanoacrylate monomers comprising a trihydroxy tertiary amine,
wherein the trihydroxy tertiary amine comprises a compound according to formula C:
wherein R 8 , R 9 , R 10 , R 11 , R 12 , R 13 are each, independently a C1-C20 alkylene, substituted alkylene, cyclic or substituted cycloalkylene, or aryl group.
2. The adhesive composition of claim 1 , wherein the quaternary ammonium salt comprises a compound according to formula A:
wherein R 1 , R 2 , R 3 and R 4 are each, independently, a substituted or unsubstituted straight, branched or cyclic alkyl group; a substituted or unsubstituted aromatic ring; or a substituted or unsubstituted aralkyl group, wherein the alkyl groups, aromatic rings or aralkyl groups may optionally further contain heteroatoms; and X − is an anion.
3. The adhesive composition of claim 1 , wherein the quaternary ammonium salt is benzalkonium chloride.
4. An adhesive composition comprising:
one or more polymerizable cyanoacrylate monomers,
a polymerization initiator for the one or more polymerizable cyanoacrylate monomers comprising a quaternary ammonium salt, and
a polymerization accelerator for the one or more polymerizable cyanocrylate monomers comprising a trihydroxy tertiary amine wherein the trihydroxy tertiary amine
is poly (5) oxyethylene isotridecyloxypropyl amine .
5. A system for treating living tissue comprising:
a first reservoir containing one or more polymerizable cyanoacrylate monomers,
a second reservoir in a non-contacting relationship with the first reservoir containing a polymerization accelerator for the one or more polymerizable cyanoacrylate monomers comprising a trihydroxy tertiary amine, wherein the trihydroxy tertiary amine comprises a compound according to formula C:
wherein R 8 , R 9 ,R 10 ,R 11 ,R 12 ,R 13 are each, independently a C1-C20 alkylene,
substituted alkylene, cyclic or substituted cycloalkylene, or aryl group and
an applicator capable of combining the polymerizable cyanoacrylate monomer and the polymerization accelerator to form an adhesive composition and then applying the adhesive composition to living tissue.
6. The system of claim 5 , further comprising a polymerization initiator for the one or more polymerizable cyanoacrylate monomers comprising a quaternary ammonium salt, wherein the polymerization initiator is disposed in the second reservoir with the polymerization accelerator.
7. The system of claim 6 , wherein the quaternary ammonium salt comprises a compound according to formula A:
wherein R 1 , R 2 , R 3 and R 4 are each, independently, a substituted or unsubstituted straight, branched or cyclic alkyl group; a substituted or unsubstituted aromatic ring; or a substituted or unsubstituted aralkyl group, wherein the alkyl groups, aromatic rings or aralkyl groups may optionally further contain heteroatoms; and X − is an anion.
8. The system of claim 6 , wherein the quaternary ammonium salt is benzalkonium chloride.
9. A system for treating living tissue comprising:
a first reservoir containing one or more polymerizable cyanoacrylate monomers,
a second reservoir in a non-contacting relationship with the first reservoir containing a polymerization accelerator for the one or more polymerizable cyanoacrylate monomers comprising a trihydroxy tertiary amine, wherein the trihydroxy tertiary
amine is poly (5) oxyethylene isotridecyloxypropyl amine and
an applicator capable of combining the polymerizable cyanoacrylate monomer and the polymerization accelerator to form an adhesive composition and then applying the adhesive composition to living tissue.
10. A method of treating living tissue, comprising:
applying to living tissue a biocompatible adhesive composition comprising one or more polymerizable cyanoacrylate monomers, a polymerization initiator for the one or more polymerizable cyanoacrylate monomers comprising a quaternary ammonium salt, and a polymerization accelerator for the one or more polymerizable cyanoacrylate monomers comprising a trihydroxy tertiary amine, wherein the polymerization accelerator is poly (5) oxyethylene isotridecyloxypropyl amine.