 This property of NBCA has made it a very useful polymer to create various nanoparticles for delivery of drugs into the body with sustained release profiles.Heating to higher temperatures causes pyrolysis and depolymerization of the cured glue, producing gaseous products strongly irritating to lungs and eyes.The medical applications of butyl cyanoacrylate include its use as an adhesive for lacerations of the skin, and in the treatment of bleeding from vascular structures.