ammonium perchlorate grinding

Methods to make ammonium perchlorate Google Patents

An ammonium perchlorate 118 cake may be formed by the separation technique The ammonium perchlorate cake 118 is washed with cold water or with a saturated solution of ammonium perchlorate to remove any residual sodium impurities The ammonium perchlorate cake can be dried if it meets the crystal size distribution requirements of the final

Nanometer Ammonium Perchlorate and Ammonium Nitrate

·Nanometer nano ammonium perchlorate AP and ammonium nitrate AN were prepared with 2D network structures by the ultra low temperature spray method Scanning electron microscopy SEM X ray diffractometry XRD differential scanning calorimetry DSC and thermogravimetric analysis/infrared spectrometry TG IR were employed to probe the

Study of Three Dimensional Porous Graphene Oxide Aerogel

·Ammonium perchlorate AP is widely used in composite propellants as the most important oxidizer since its thermal decomposition of AP is directly related to the combustion characteristics of the composite propellants [1 2 3 4 5] Therefore reducing the pyrolysis temperature of AP and increasing the heat release of AP can effectively shorten the ignition

Preparation of Fine Ammonium Perchlorate by Employing

·Fine porous ammonium perchlorate PAP has small holes in its crust and the voids in the particles are connected to the outside The porosity of PAP results in fine bubble contamination in a

Catalytic properties of CuO Cr2O3 PbO ternary

·Ammonium perchlorate AP an excellent oxidizing agent with a high oxygen content and a relatively low price is widely used in solid propellants 5 The combustion behavior of AP is closely related to its pyrolysis and accelerating the pyrolysis of AP can increase its combustion rate 6 Recently the catalysis of transition metal oxides has been widely studied 7

Preparation of Nano Cu Fe Composite Metal Oxides via a

·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 1 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 energy dispersive

Facile Grinding Method for Preparing Nano Cu Cr Fe

·In this article nano CuCr2O4 copper chromite /ultrafine ammonium perchlorate AP composites were prepared by a ultrasonic dispersion method and a mechanical grinding method

Optimization of grinding parameters and product particle

DOI / Corpus ID 247561544; Optimization of grinding parameters and product particle size prediction on grinding of Ammonium perchlorate in Air classifier mill

Solid propellants AP/HTPB composite propellants

·Ammonium perchlorate AP based composite propellants have been a workhorse in the field of solid rocket propulsion for more than five decades This type of propellant typically contains a multi modal distribution of AP NH 4 ClO 4 grains ∼20 to 200 mm embedded in the hydroxyl terminated polybutadiene HTPB matrix The physiochemical

Thermal Behavior and Decomposition Mechanism of Ammonium Perchlorate

·Nanometer triaminoguanidine nitrate TAGN with mean size of 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

Enhanced decomposition of laminated ammonium perchlorate composite

·Ammonium perchlorate NH 4 ClO 4 AP has been widely used in propellants and polymer bonded explosive PBX due to its high oxygen content high density large amounts of gas generation simple

Preparation and characterization of ultra fine ammonium perchlorate

·The common methods used for the preparation of ultrafine ammonium perchlorate AP crystals are physical and recrystallization methods These methods are associated with several limitations including strong vibrations or friction during the preparation process that can be hazardous as well as high energy consumption high process cost and rigorous

Decomposition and combustion of ammonium perchlorate

Results of studying thermal decomposition of ammonium perchlorate AP samples in the original form and after irradiation by γ quanta of 60Co by methods of differential scanning calorimetry and…

NJUST

·Preparation of nano Cu Fe composite metal oxides via a mechanical grinding method and its catalytic performance for the thermal decomposition of ammonium perchlorate[J] Combustion Science and Technology 2021 193 6 987 1004 Zhang Dongdong Li

Effects of grinding montmorillonite and illite on their

·Montmorillonite Mt and illite Ilt were ground for different times under wet condition and sequentially subjected to organic modification by dioctadecyl dimethyl ammonium chloride DDAC The influence of the grinding time on the obtained products in terms of DDAC loading and ClO 4 − adsorption were evaluated Multiple techniques were used to characterize

Coffee Grinding questions need expert knowledge

·Don t Grind a mix of chemicals together Have separate grinding container things for every chemical and make sure to wash you grinder very clean But then I d hesitate to put any of them near Sulfur or Al or MgAl or Mg or Ammonium perchlorate in increasing order of paranoia Just because of the chlorate with the sulfur and chlorate with

Reforming of Ammonium Perchlorate Particles as a Oxidizer

·Used as a solid oxidizer of propellants ammonium perchlorate （AP） can ignite and explode easily by slight impact or friction ; therefore to prepare fine AP particles by commercial grinding

ChemBK

·Ammonium Perchlorate REAGENT GRADE AMMONIUM PERCHLORATE 9 10 [A] 5 pkha Ammonium Perchlorate

Ammonium perchlorate graphene oxide/Cu MOF

6 ·Ammonium perchlorate AP is a strong oxidant as a typical energetic material which can release nitrogen oxide molecules such as O 2 and N and 95 mg AP with electronic balance and fully grinding at the ratio of 95 5 the other two catalysts GO/Cu MOF 300 and GO/CuMOF 400 were used to obtain

Fact Sheet Region 9 perchlorate update US EPA

·Ammonium perchlorate is manufactured for use as the oxidizer component and primary ingredient in solid propellant for rockets missiles and fireworks Large scale production began in the United States in the mid 1940s Because of its shelf life it must be periodically washed out of the

Thermal decomposition of mechanoactivated ammonium perchlorate

·Ammonium perchlorate was grinded up and activated in an Activator 2SL planetary mill Company "Activator" Novosibirsk [23] with steel balls and grinding bowls Activator 2SL has two drums with a volume of 250 ml the speed of rotation of the planetary disk is 1000 rpm the speed of rotation of bowls is 1500 rpm

Thermal Decomposition Kinetics of Aged Solid Propellant

·1 Introduction Despite the widespread use and long investigative history of ammonium perchlorate AP fuel mixtures it still can be said that AP alone and AP/HTPB hydroxyl terminated polybutadiene composites remain among the most confounding materials in the research setting [] Since the physical structure of composite propellants like the AP/HTPB

Reforming of Ammonium Perchlorate Particles as a Oxidizer

·Used as a solid oxidizer of propellants ammonium perchlorate （AP） can ignite and explode easily by slight impact or friction ; therefore to prepare fine AP particles by commercial grinding

Preparation of superfine ammonium perchlorate particles

·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