Glycerol polyether 3010, tolylene diisocyanate, 1,4-butanediol and catalysts are used as raw materials to preparecasting polyurethane elastomer in one step.

• 以聚醚多元醇3010,甲苯二异氰酸酯,1,4-丁二醇和催化剂为原料,采用一步法来制备浇注型聚氨酯弹性体。