In situ production of low-density polymer foam in a capillary has been realized by the radical polymerization of PETA solution combined with CO 2 supercritical drying.The dependence of foam density,cell size on the na...In situ production of low-density polymer foam in a capillary has been realized by the radical polymerization of PETA solution combined with CO 2 supercritical drying.The dependence of foam density,cell size on the nature of solvent and monomer,and the influence of O 2 on polymerization rate have been discussed.展开更多
通过落锤实验,对发泡聚乙烯(EPE)、发泡聚丙烯(EPP)材料的动态力学性能进行了研究,提出了一种获得聚合物泡沫材料在恒定应变率下本构曲线的方法,建立了EPE的Low Density Foam本构模型。以此为基础,探索了在冰箱跌落过程中,聚合物泡沫包...通过落锤实验,对发泡聚乙烯(EPE)、发泡聚丙烯(EPP)材料的动态力学性能进行了研究,提出了一种获得聚合物泡沫材料在恒定应变率下本构曲线的方法,建立了EPE的Low Density Foam本构模型。以此为基础,探索了在冰箱跌落过程中,聚合物泡沫包装材料的能量吸收以及对冰箱抗跌落冲击的保护能力。展开更多
文摘In situ production of low-density polymer foam in a capillary has been realized by the radical polymerization of PETA solution combined with CO 2 supercritical drying.The dependence of foam density,cell size on the nature of solvent and monomer,and the influence of O 2 on polymerization rate have been discussed.
文摘通过落锤实验,对发泡聚乙烯(EPE)、发泡聚丙烯(EPP)材料的动态力学性能进行了研究,提出了一种获得聚合物泡沫材料在恒定应变率下本构曲线的方法,建立了EPE的Low Density Foam本构模型。以此为基础,探索了在冰箱跌落过程中,聚合物泡沫包装材料的能量吸收以及对冰箱抗跌落冲击的保护能力。