Preparation of zinc oxide free, transparent rubber nanocomposites using a layered double hydroxide filler

被引:87
作者
Das, Amit [2 ]
Wang, De-Yi [1 ,2 ]
Leuteritz, Andreas [2 ]
Subramaniam, Kalaivani [2 ]
Greenwell, H. Chris [3 ]
Wagenknecht, Udo [2 ]
Heinrich, Gert [2 ]
机构
[1] Sichuan Univ, Coll Chem, Ctr Degradable & Flame Retardant Polymer Mat ERCE, State Key Lab Polymer Mat Engn, Chengdu 610064, Peoples R China
[2] Leibniz Inst Polymerforsch Dresden eV, D-01069 Dresden, Germany
[3] Univ Durham, Dept Earth Sci, Durham DH1 3HP, England
关键词
SULFUR VULCANIZATION; TUBE-MODEL; POLYMER NETWORKS; ELASTICITY; ELASTOMERS; FLOCCULATION; ACTIVATOR; ADHESION;
D O I
10.1039/c0jm03784b
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A layered double hydroxide (LDH) mineral filler particle has been designed and employed in rubber vulcanization to prepare a more environmentally friendly rubber composite. The LDH delivers zinc ions in the vulcanization process as accelerators, stearate anions as activators and simultaneously the mineral sheets act as a nanofiller to reinforce the rubber matrix whilst totally replacing the separate zinc oxide (ZnO) and stearic acid conventionally used in the formulation of rubber. This method leads to a significant reduction (nearly 10 times) of the zinc level and yields excellent transparent properties in the final rubber product. The morphological characterization, rheometric curing behaviour, mechanical properties and uniaxial multi-hysteresis behaviours of the resultant rubber/LDH nanocomposite are studied in this paper.
引用
收藏
页码:7194 / 7200
页数:7
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