高岭土/白炭黑并用填充天然橡胶复合材料的性能

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高岭土/白炭黑并用填充天然橡胶复合材料的性能

8 B" f, h; E7 l# {5 B【英文篇名】 Properties of Natural Rubber Composites with Kaolin and Silica Hybrid Filler
9 b  }' T1 P% Y8 V1 G【作者中文名】 张玉德; 刘钦甫; 李和平; 陆银平; 张乾;
【作者英文名】 Yude Zhang1; Qinfu Liu2; Heping Li3; Yinping Lu1; Qian Zhang1（1.School of Materials Science and Engineering; Henan Polytechnic University; Jiaozuo 454000; China; 2.College of Geoscience and Surveying Engineering; China University of Mining and Technology; Beijing 100083; 3.Beijing Research and Design Institute of Rubber Industry; Beijing 100039; China）;
【作者单位】 河南理工大学材料科学与工程学院; 中国矿业大学（北京）地球科学与测绘工程学院; 北京橡胶工业研究设计院;
2 O$ P) y& t. G7 l5 N& o【文献出处】 高分子材料科学与工程, Polymer Materials Science & Engineering, 编辑部邮箱 2011年 03期  
/ D. `" g3 y: V7 \期刊荣誉：中文核心期刊要目总览  ASPT来源刊  中国期刊方阵  CJFD收录刊
2 Y* o+ R: S5 M: `/ s9 p8 v【关键词】 高岭土; 白炭黑; 天然橡胶复合材料; 力学性能; 阻隔性能;
【英文关键词】 kaolin; silica; natural rubber composites; mechanical property; gas barrier property;
$ M, }( k" g1 X1 e; H8 y/ w【摘要】 以高岭土和白炭黑作为增强剂,采用熔融共混法制备了一系列的天然橡胶(NR)复合材料,并对其微观结构、气体阻隔性能和力学性能进行了表征。结果表明,改性高岭土(MK)以片层结构,白炭黑(PS)以球状结构,均匀分散于NR基体之中;MK与PS单独填充NR时,随着MK填充量的增加,NR复合材料的气体阻隔性能逐渐提高,而且MK的增强和阻隔作用都优于PS;MK与PS并用填充时,混合物填充NR复合材料的阻隔性能、拉伸模量和拉伸强度都优于MK、PS单独填充的NR复合材料,填料并用更有效地改善了NR复合材料的气体阻隔性能和力学性能。
4 c* u( [' m( S1 T) c1 h! v【英文摘要】 A series of natural rubber(NR) composites with modified kaolin(MK) and precipitated silica(PS) were prepared by melt blending,and their microstructure,gas barrier properties and mechanical properties were characterized.The results show that flake-like kaolinite and spherical silica particles are evenly dispersed in the natural rubber matrix.When NR is filled by MK or PS separately,the gas barrier properties of NR composites are improved gradually with the increasing of MK content,and MK is superior to PS