Nano oxalates of Fe, Co, Ni: Burning rate modifiers for composite solid propellants

被引:40
作者
Singh, Supriya [1 ]
Srivastava, Pratibha [1 ]
Singh, Gurdip [1 ]
机构
[1] DDU Gorakhpur Univ, Dept Chem, Gorakhpur 273009, Uttar Pradesh, India
关键词
Nanostructures; Electron microscopy; Differential scanning calorimetry; Adsorption; X-RAY CRYSTALLOGRAPHY; THERMAL-DECOMPOSITION; AMMONIUM-PERCHLORATE; ENERGETIC COMPOUNDS; RATE CATALYSTS; THERMOLYSIS; COPPER; COMBUSTION; COMPLEXES; IGNITION;
D O I
10.1016/j.jiec.2014.11.047
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
We highlight here current research focused on the catalytic activity of nano oxalates of Fe, Co and Ni synthesized by colloidal precipitation method. The catalytic activity of these nano oxalates was examined for the thermal decomposition of ammonium perchlorate (AP) and composite solid propellants (CSPs) using thermogravimetry (TG), TG coupled with differential scanning calorimetry (TG-DSC) and ignition delay measurements. All the nano oxalates showed very high activity as burning rate catalysts for composite solid propellants (CSPs) containing hydroxyl terminated polybutadiene (HTPB) as binder and AP as oxidizer. CoC2O4 center dot 2H(2)O was found to be the best catalyst in terms of lowering decomposition temperature of both AP and CSPs. (C) 2014 The Korean Society of Industrial and Engineering Chemistry. Published by Elsevier B.V. All rights reserved.
引用
收藏
页码:88 / 95
页数:8
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