Polyvinylformal based adhesive for fireworks is introduced. It have advantages of simple technology. high bond strength.good initial tack.thermal stability and freeze resistance.

• 介绍了一种以聚乙烯醇缩甲醛为主体的烟花胶。它的制造工艺简单，采用此法制造的烟花胶粘接强度高，初粘性、热稳定性、耐冻性能好。