【摘要】 合成了一种彩涂胶辊用聚氨酯弹性体材料,考察了聚酯多元醇、异氰酸酯、扩链剂、催化剂、操作工艺等因素对材料性能的影响。所制聚氨酯弹性体具有较高的力学性能、良好的耐溶剂性能、较好的切削加工性和较长的使用寿命。更多还原

【Abstract】 A kind of polyurethane elastomer material for color coated roller was prepared. The influence of polyester polyol, isocyanate, chain extender, catalyst, operation technology etc on the performance of the material was investigated. The obtained polyurethane elastomers possess higher mechanical properties, better solvent resistance, better machinability and longer shelf-life.更多还原