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Study on waterborne polyurethane primer
Author(s): 
Pages: 46-49
Year: Issue:  12
Journal: Adhesion in China

Abstract: 采用水性聚氨酯分散体作为PVDC乳液的底胶(底涂剂),研究了聚合物多元醇、异氰酸酯、封端剂、润湿剂等对涂膜性能的影响,确定了以苯酐-已二酸聚酯多元醇、TDI/MDI混合异氰酸酯、BDO等为主要原材料合成了水性底胶,实验结果表明,该底胶的各项性能完全达到溶剂型底胶的性能要求,且以水为稀释剂大大降低了原材料成本,同时有利于环保.
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