【摘要】 重点介绍了热老化、湿热老化和辐解老化对聚氨酯泡沫塑料的外部形态、内部构造及力学性能的影响,综述了聚氨酯泡沫塑料的防老化措施,并讨论了各种防老助剂的效果,最后,对各种防老助剂的研究近况进行了综述,以期为工业生产应用提供可靠的理论依据。更多还原

【Abstract】 This article summarized the thermal,hydrothermal,and radiation aging of polyurethane foam and the resulted changes in external form,internal structure,and mechanical properties.The recent research progress in anti-aging measures for polyurethane foam including the use of anti-aging additives was reviewed.更多还原