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第 7 期                     王迪然,等:  高结晶度 iPP/TMC-300 复合材料的制备及性能                           ·1095·


                             表 4  iPP/TMC-300、iPP/TMC-328 及 iPP/HPN-68L 复合材料的力学性能参数
                Table 4    Mechanical performance parameters of iPP/TMC-300, iPP/TMC-328 and iPP/HPN-68L composite materials
                                       w(TMC-300)/%             w(TMC-328) /%             w(HPN-68L) /%

                                     0.2          0.6          0.2          0.6          0.2          0.6
              弯曲强度/MPa              72.5         72.8         73.1         74.3         67.5         72.8
              拉伸强度/MPa              39.4         41.7         39.0         36.1         35.6         34.9
              断裂伸长率/%               804.8       832.2        735.2        542.4        745.6        743.3
              缺口冲击强度/(J/m)          43.2         34.2         34.2         36.5         37.3         43.3

            同质量分数 HPN-68L 和 TMC-328 的断裂伸长率(分                       2016[J]. China Plastics Industry (塑料工业), 2017, 45(3): 1-44,108.
                                                               [4]   Cao Li (曹莉), Li Qing  (李青), Su Zhiqiang  (苏志强),  et al.
            别为 743.3%和 542.4%)分别增加了 12.0%和 53.4%,
                                                                   Research progress of nucleating agents for iPP[J]. Polymer Bulletin
            这说明 iPP/TMC-300 复合材料的断裂伸长率优于其                          (高分子通报), 2013, (4): 146-150.
            他两种复合材料。当 TMC-300 的质量分数为 0.2%                      [5]  Pigłowski J, Gancarz I, Wlaźlak M, et al. Crystallization in modified
                                                                   blends of polyamide and polypropylene[J]. Polymer, 2000, 41(18):
            时,其缺口冲击强度为 43.2 J/m,较相同质量分数                            6813-6824.
            的 HPN-68L(37.3 J/m)提高了 15.8%,可见 TMC-300            [6]   Blomenhofer M, Ganzleben S, Hanft D, et al. “Designer” nucleating
                                                                   agents for polypropylene[J]. Macromolecules, 2005, 38(9): 3688-3695.
            在改善 iPP 韧性方面更高效。                                   [7]   Li Xiangyang (李向阳), Gao Xianghua (高向华), Mao Chenxi (毛晨
                                                                   曦),  et al. Influence of nucleator  TMC-300 on crystallization of
            3   结论                                                 PLA[J]. China Plastics Industry (塑料工业), 2014, 42(6): 1-6.
                                                               [8]   Xue Bai (薛白), Guo Dan (郭丹), Bao Jianjun (包建军). Effect of
                 成核剂 TMC-300 对 iPP 有显著的成核效果。当                      sebacate benzohydydrazide on heat-resistance property of poly(lactic
                                                                   acid)[J]. Polymer Materials Science and Engineering (高分子材料科
            TMC-300 的质量分数为 0.6%时,纯 iPP 的结晶峰温                       学与工程), 2014, 30(3): 59-63.
            度提高了 9.7 ℃,成核效率达到了 56.3%;等温结晶                      [9]   Xu Ting (徐婷). Effect of zinc phenylphosphonate and multiamide on
                                                                   crystallization behavior of isotactic polypropylene[D]. Zhengzhou:
            过程中,随着 TMC-300 含量的增加,iPP 的半结晶                          Zhengzhou University (郑州大学), 2014.
            时间一直增加,在 TMC-300 的质量分数为 0.2%时                      [10]  Wang D R, Luo F L, Shen Z Y, et al. A study on the crystallization
                                                                   behavior and mechanical properties of poly(ethylene terephthalate)
            达到最小,结晶速率达到最大值;而且 TMC-300 的
                                                                   induced by chemical degradation nucleation[J]. RSC  Advances,
            加入没有改变 iPP 的晶体结构,使 iPP/TMC-300 复                       2017, 7(59): 37139-37147.
            合材料中的晶核数目增多,球晶尺寸减小,晶体排                             [11]  Sun Caidi (孙彩迪), Luo Fahai (罗发海), Luo Faliang (罗发亮), et
                                                                   al. Effects  of extrusion  temperature on  properties of transparent
            列更加紧密;当 TMC-300 的质量分数为 0.2%时,                          modified polypropylene  random copolymer[J].  Modern Plastics
            iPP/TMC-300 复合材料的断裂伸长率和缺口冲击强                           Processing and Applications (现代塑料加工应用), 2015, 27(5): 1-4.
                                                               [12] Sun  Caidi  (孙彩迪). Study on effects of nucleating agents and
            度比纯 iPP 分别提高了 23.5%和 32.9%,说明在塑性
                                                                   processing condition on polypropylene  modification[D].  Yinchuan:
            和韧性方面对 iPP 的改性效果较好。另外,TMC-300                          Ningxia University (宁夏大学), 2015.
            与 HPN-68L 和 TMC-328 对 iPP 改性效果进行了比                 [13]  Shen Z Y, Luo F L, Xing Q, et al. Effect of an aryl amide derivative
                                                                   on the crystallization behaviour and impact toughness of polyethylene
            较,发现 TMC-300 也可以作为 iPP 的一种专用成核                         terephthalate) [J]. Crystengcomm, 2016, 18(12): 2135-2143.
            剂,成核效果比 TMC-328 更好,而且在力学性能方                        [14]  General Administration  of Quality Supervision, Inspection and
                                                                   Quarantine of the People's Republic of China (中华人民共和国国家
            面对 iPP 的改性效果较 TMC-328 和 HPN-68L 更优。                    质量监督检验检疫总局), Standardization Administration of the
            这些结果证明将 PLA 专用成核剂(如 TMC-300、                           People's Republic of China (中国国家标准化管理委员会). GB/T
                                                                   1040-2006  Plastics-Determination  of tensile properties[S]. Beijing:
            TMC-328)用于 iPP 结晶能力及性能的改善具有重                           Standards Press of China (中国标准出版社), 2007.
            要的潜力,未来进一步探讨 iPP 专用成核剂与 PLA                        [15]  General Administration  of Quality Supervision, Inspection and
                                                                   Quarantine of the People's Republic of China (中华人民共和国国家
            专用成核剂结构特点,总结相应的结构特征规律,
                                                                   质量监督检验检疫总局), Standardization Administration of the
            筛选制备通用成核剂,为拓宽 PLA 成核剂的应用及                              People's Republic of China (中国国家标准化管理委员会). GB/T
            降低成本具有重要意义。                                            9341-2008 Plastics-Determination of flexural properties[S]. Beijing:
                                                                   Standards Press of China (中国标准出版社), 2009.
                                                               [16]  General Administration  of Quality Supervision, Inspection and
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