优选地,该氨基甲酸酯预聚物是脂族异氰酸酯聚醚预聚物,且该固化剂包括芳族二胺和三醇。
Preferably, the urethane prepolymer is an aliphatic isocyanate polyether prepolymer and the curative includes an aromatic diamine and a triol.
通过在固化剂存在下使氨基甲酸酯预聚物聚合而形成的固体产物具有小于大约38%的巴肖氏回弹。
A solid product formed by polymerizing a urethane prepolymer in the presence of a curative has a Bashore rebound that is less than about 38%.
为了形成微孔聚氨酯材料,在表面活性剂存在下用惰性气体使该氨基甲酸酯预聚物发泡,随后固化。
To form a microcellular polyurethane material, the urethane prepolymer is frothed with inert gas, in the presence of a surfactant, then cured.
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