AMMONIUM PERCHLORATE is a strong oxidizing agent. Decomposes at 130°C and explodes at 380°C [Mellor 2 Supp. 1:608 1956]. Explosions have occurred in propellant formulations containing ammonium perchlorate to which ferrocene has been added as a burning rate catalyst. Although the cause was not been definitely established, it was …
WhatsApp: +86 18221755073The ammonium perchlorate (AP) plays a key role in the production of highly energetic materials for application in aerospace propulsion; and the development of catalysts for the production of high burning rate (BR) propellants based on AP is an active field of research. Recently, the graphitic carbon nitrides have been used as a metal-free catalyst for the …
WhatsApp: +86 18221755073Single-crystalline, thermally stable Co 3 O 4 (111) nanofilms have been successfully synthesized without any surfactant. The catalytic activity of Co 3 O 4 nanofilms was investigated via the thermal decomposition of ammonium perchlorate (AP). AP exhibited unprecedentedly low decomposition temperatures and fast reaction rates in the …
WhatsApp: +86 18221755073The combustion characteristics of ammonium perchlorate (AP) monopropellant have been discussed. Both experimental and computational tools were utilized to explore AP combustion. Three different methods were used to determine the …
WhatsApp: +86 18221755073In this study, we propose a revised coupled combustion model for ammonium perchlorate (AP), leveraging recent advances in the modeling of ammonia and NO x chemistry. A coupled combustion model relies on three founding bricks: a detailed gas-phase kinetic model, a condensed-phase decomposition model, and a pyrolysis law describing the …
WhatsApp: +86 18221755073Exploration of the Energetic Material Ammonium Perchlorate at High Pressures: Combined Raman Spectroscopy and X-ray Diffraction Study. The Journal of Physical …
WhatsApp: +86 18221755073Quantity Value Units Method Reference Comment; Δ f H° solid-295.77: kJ/mol: Review: Chase, 1998: Data last reviewed in December, 1962: Quantity Value Units Method Reference
WhatsApp: +86 18221755073Product: Ammonium Perchlorate. Quantity: Between 100g and 5000g (Use the drop down menu above to chose amount) Purity: Technical Grade – General Laboratory Use. Colour: White. Appearance: Powder – This tends to clump quite hard together and will need to be broken back down. Formula: NH4ClO4 ...
WhatsApp: +86 18221755073d'essais de RDDC Valcartier, pour mesurer la dispersion environnementale du perchlorate d'ammonium (PA) dans des conditions normales de brûlage. Le critère de seuil rigoureux émis récemment concernant le perchlorate dans l'eau potable implique de déterminer les sources potentielles de ce contaminant.
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WhatsApp: +86 18221755073Ammonium 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.
WhatsApp: +86 18221755073IUPAC Standard InChIKey: BGZZNVNAKMESMV-UHFFFAOYSA-N Copy CAS Registry Number: Chemical structure: This structure is also available as a 2d Mol file; …
WhatsApp: +86 18221755073Orthorhombic ammonium perchlorate (AP) is the most commonly utilized crystalline oxidizer in solid propellants and has been the subject of significant ongoing research efforts since the mid-20th century. 1 Standard composite propellants utilized in defense applications typically contain 60%–72% AP, up to 22% aluminum powder, and 8%–16% …
WhatsApp: +86 18221755073Le perchlorate d'ammonium est utilisé dans des applications industrielles depuis le début du xx e siècle : d'abord dans des applications militaires puis aérospatiales en tant que comburant dans les moteurs propulseurs, du fait de leur capacité à produire rapidement une grande quantité de gaz. Les propergols, mélanges stables ...
WhatsApp: +86 18221755073Ammonium perchlorate (AP) is the most common oxidizer in various propellants and pyrotechnics [1]. The thermal decomposition characteristics of AP play a key role in the combustion behavior of comp...
WhatsApp: +86 18221755073Conseils d'emploi Pour l'aciérage du cuivre par électrolyse. Préparer une solution composée d'1L d'Eau Déminéralisée, de 13g de Sulfate de Fer Heptahydraté, de 10g de Chlorure d'Ammonium et de 3g de Citrate Trisodique Dihydraté.; Faire passer un courant faible de l'ordre de 0.1 A/dm² via des électrodes de fer pur.; Laisser immerger plusieurs …
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WhatsApp: +86 18221755073Nanometer triaminoguanidine nitrate (TAGN) with mean size of 218.7 nm was fabricated, and its structures were characterized by scanning electron microscopy, X-ray diffraction, IR, and X-ray photoelectron spectroscopy analyses. As an energetic accelerator for thermal decomposition of ammonium perchlorate (AP) and ammonium nitrate (AN), 10% nano …
WhatsApp: +86 182217550732 Combustion of Ammonium Perchlorate Monopropellant. The chief ingredient, AP, controls the combustion characteristics of composite solid propellants. AP is also a …
WhatsApp: +86 18221755073Les sels alcalins ou alcalino-terreux affectent la cinétique de décomposition du perchlorate d'ammonium, et ce à faible concentration (de 1 à 2 % de la masse du propergol), mais ils sont inefficaces sur les poudres chargées d'aluminium.
WhatsApp: +86 18221755073The thermal decomposition of ammonium perchlorate (AP) with 1 was explored by differential scanning calorimetry from 323 to 773 K. AP is completely decomposed in a shorter time in the presence of 1, and the decomposition heat of the mixture is 1946 J g −1, significantly higher than pure AP.
WhatsApp: +86 18221755073Ammonium perchlorate is one of the main constituents in Army's insensitive melt-pour explosive, PAX-21 in addition to RDX and 2,4-dinitroanisole (DNAN). The objective of …
WhatsApp: +86 18221755073Calibre Chemicals has been supplying Ammonium Perchlorate in aerospace, national defense programs and commercial applications. Ammonium Perchlorate is the leading oxidizing agent for solid propellant rockets, booster motors and missiles that are used in space exploration, commercial satellite transportation and national defense programs.
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WhatsApp: +86 18221755073Ammonium perchlorate (AP) is the most commonly used oxidant in solid propellants [5], and it usually accounts for as much as 50%–70% of the total due to its high oxygen content, good thermal and chemical stability, and gaseous decomposition products. The thermal behaviour and combustion characteristics of AP have a great influence on the ...
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WhatsApp: +86 18221755073The results show that unexpected thermal decomposition behavior can be achieved by limiting AP(ammonium perchlorate) to the framework of CoFe-PBA. The high temperature decomposition stage of AP can be advanced to 283.6 °C and the weight loss rate can reach 390.03% min −1.
WhatsApp: +86 18221755073Perchloric acid, HCLO4, and ammonium perchlorate, NH4ClO4, of high purity have been produced by electrolysis of chloric acid and subsequent reaction with high purity ammonium hydroxide to produce ammonium perchlorate. The process involves no alkali metals, chlorides or transition metals such as chromates, and thus produces propellant …
WhatsApp: +86 18221755073The carrier can widely affect or even dominate the catalytic activity and selectivity of nanoparticles for ammonium perchlorate (AP). In this work, a novel catalyst NiO@TiO 2 /MXene (TN) nanocomposite was prepared by a simple hydrothermal method using two-dimensional MXene as the catalyst carrier. System characterization reveals that the …
WhatsApp: +86 18221755073Au cours des dernières années l'importance et le développement des propergols solides composites n'ont cessé de cro?tre; le présent exposé décrit les modes de fabrication et les propriétés de ces poudres.
WhatsApp: +86 18221755073Ammonium perchlorate (AP) and ammonium nitrate (AN) are used as propellant oxidizers. In this study, the preparation of combined AP/AN particles by a freeze-drying technique was attempted to improve the burning characteristics and determine the combustion wave mechanism of composite propellants. AN adhered to AP particles …
WhatsApp: +86 18221755073Ammonium perchlorate [AP ... It has been recently shown (Ahn et al. 2014) that pretreatment of the army's insensitive melt-pour explosive, PAX-21, production …
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