Page 3 / 7 Ammonium Perchlorate Section 5. Fire-Fighting Measures Suitable Extinguishing Media Carbon dioxide (CO 2). Dry powder. . Water may beineffective. Unsuitable Extinguishing Media No information available Flash Point No information available Method - No information available Autoignition Temperature No information …
In this article, nano-CuCr2O4 (copper chromite)/ultrafine ammonium perchlorate (AP) composites were prepared by a ultrasonic dispersion method and a mechanical grinding method.
Controlling ammonium perchlorate crystals with desired properties is still a challenge in industrial crystallization. In this work, two different cooling crystallization methods, namely solvent ...
Abstract. In this present article, we reported a facile and efficient milling method to prepare a series of CuO/PbO nanocomposite metal oxides (CuO/PbO …
Feature papers represent the most advanced research with significant potential for high impact in the field. A Feature Paper should be a substantial original Article that involves several techniques or approaches, provides an outlook for future research directions and describes possible research applications.
Ammonium perchlorate (AP)-based composite propellant has been widely used as a solid propellant, but higher burning rates are in demand.We report that crystal-habit-modified AP is an effective oxidizer that increases the burning rates of propellants. The modified APs have a dendritic shape. However, dendritic AP is not convenient to …
Composite propellant based on hydroxyl-terminated polybutadiene and ammonium perchlorate (AP) has become the workhorse propellant for modern-day missiles and space vehicles. AP is the main ingredient and is used as an oxidizer in composite propellant and accounts for approximately 70%–80% of the composition. AP …
By using a simple flow-focus micro-mixer in combination with ultrasonic-assisted anti-solvent crystallization, ultra-fine ammonium perchlorate crystals could be obtained. This method is advantageous because it is fast, safe, mild, and efficient.
In this article, nano-CuCr2O4 (copper chromite)/ultrafine ammonium perchlorate (AP) composites were prepared by a ultrasonic dispersion method and a mechanical grinding method.
The sphericity and size of ammonium perchlorate (AP) particles are the most significant properties in composite propellants. In this study, using the Taguchi method, the effects of surfactant type ...
1. Introduction. With the ongoing advances in nanotechnology, nanoscale transition-metal oxides have gained much attention in the field of catalyzing ammonium perchlorate (AP) and AP-based propellants in recent years. 1,2 Nanocatalysts exhibit better catalytic effects than traditional catalysts, owing to their small particle size, large …
Dense, Three-Dimensional, Highly Absorbent, Graphene Oxide Aerogel Coating on ZnCo2O4/ZnO Particles Exerts a Synergistic Catalytic Effect for Ammonium …
In this article, nano-CuCr 2 O 4 (copper chromite)/ultrafine ammonium perchlorate (AP) composites were prepared by a ultrasonic dispersion method and a …
To enhance the catalytic effect of nano-sized copper oxide on the thermal decomposition of ammonium perchlorate (AP), a series of nano-Cu-Cr composite metal oxides (nano CuO/Cr2O3) with different molar ratios of CuO and Cr2O3 (1: 2, 1: 1, 1: 0.5 and 1: 0.25) were prepared by a mechanical grinding method.
Obviously, the dispersion of nanocatalytic materials has significant influence on their catalytic performance. In this study, an evaluation method for the dispersion of nanomaterials was established according to the different solid UV absorptions of different substances by taking the dispersion of nanocopper oxide (nano-CuO) in superfine …
Composite propellants use the decomposition of crystalline oxidizers, such as ammonium perchlorate (AP), to produce oxidizing species that can combust with fuels. …
Ammonium perchlorate is used to make rocket propellants, explosives, pyrotechnics, as an etching and engraving agent, and in analytical chemistry. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand.
1. Introduction. Perchlorate (ClO 4 −), as an emerging pollutant, has been detected in drinking water and various edibles (Dyke et al., 2007, Shi et al., 2007, Srinivasan and Sorial, 2009, Yang and Her, 2011).Its detrimental effect as an inhibitor of iodide uptake by the thyroid is well-known. As a result, the secretion of thyroid hormones …
DOI: 10.1080/00102202.2023.2300263 Corpus ID: 266782485; Facile Grinding Method for Preparing Nano-Cu-Cr-Fe Composite Metal Oxides with Enhanced Catalytic Activity for Thermal Decomposition of Ammonium Perchlorate
Facile Grinding Method for Preparing Nano-Cu-Cr-Fe Composite Metal Oxides with Enhanced Catalytic Activity for Thermal Decomposition of Ammonium Perchlorate Jiahao Yu a National Special Superfine Powder Engineering Research Center of China, School of Chemistry and Chemical Engineering, Nanjing University of Science …
At the same time, the catalytic performances of the as-obtained Cu-based nanoparticles on the thermal decomposition of ammonium perchlorate (AP) were studied through thermogravimetric analysis ...
ABSTRACT. In this article, a series of nano-Cu-Fe composite metal oxides (nano CuO/Fe 2 O 3), with different molar ratios of CuO/Fe 2 O 3 (1:2, 1:1, 1:0.5, 1:0.25), were prepared in large-scale by mechanical grinding. The microstructures, surface elements and morphologies of samples are analyzed by X-ray diffraction (XRD), X-ray …
1. Introduction. Ammonium perchlorate (AP) is the most widely used oxidant in the propellant applications, and its content in propellant accounts for a large proportion, usually exceeding 60%. 1,2 As a strong oxidant, the thermal decomposition of AP provides the oxygen needed for the combustion of the propellant and releases a large amount of …
The catalytic effects of nano-Cu-Fe composite metal oxides on the thermal decomposition of ammonium perchlorate (AP) were investigated by thermogravimetric …
In this study, Cu-Cr-Fe ternary metal oxides with different molar ratios (5:2:8, 5:4:6, 5:6:4, 5:8:2) were prepared by a facile mechanical grinding method to investigate …
The catalytic effects of nano-Cu-Fe composite metal oxides on the thermal decomposition of ammonium perchlorate (AP) were investigated by thermogravimetric (TG) analysis and differential scanning ...
Ammonium perchlorate has been pulverised by an impact mill (air classifier mill) to study the influence of different operating parameters, viz., effect of mill speed, classifier speed, feed rate ...
In this present article, we reported a facile and efficient milling method to prepare a series of CuO/PbO nanocomposite metal oxides (CuO/PbO NMOs), with CuO/PbO molar ratios of 1:2, 1:1, 1:0.5, and 1:0.25 as a potential catalyst to catalyze the thermal decomposition of ammonium perchlorate (AP). The obtained CuO/PbO NMOs …
DOI: 10.1016/J.SOLIDSTATESCIENCES.2014.08.014 Corpus ID: 96196372; Pure CuCr 2 O 4 nanoparticles: Synthesis, characterization and their morphological and size effects on the catalytic thermal decomposition of ammonium perchlorate
Our Micro-Jet is typically used to grind oxidizers, such as Ammonium Perchlorate. Mineral and Pigment Grinding ... Sanitary Drug Grinding System A sanitary Model 0101 Tabletop Jet-O-Mizer System was designed for the continuous production of a topical anesthetic. The Model 0101 produces 5 lbs/hr of product at a less than 5 m average …
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نشانی: شماره 1688، جاده شرقی گاوک، منطقه جدید پودونگ، شانگهای، چین.
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