耐老化性能优异的单组分聚氨酯密封胶粘剂研制
Adhesion(2017)
Abstract
应用MDI、聚醚多元醇等原料合成了单组分聚氨酯密封胶粘剂.研究了聚醚多元醇、抗氧剂、异氰酸酯三聚体、催化剂对其性能的影响.研究结果表明低不饱和度聚醚多元醇的加入,抗氧剂的使用,异氰酸酯三聚体的引入,有机铋催化剂的作用对密封胶粘剂的耐老化性能有明显改善.
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