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Response surface methodology(RSM) was applied to optimize the preparation process of La-Ce-Palygorskite catalysts for NO decomposition. The method of three-factors-three-levels central composition experiments were designed. The pH value of the chemical blending ratio of La/Ce and calcination treatment temperature of the catalysts were chosen as casual factors.
Chat Online· A Sb/palygorskite (PAL) composite was synthesized by a facile solvothermal process and applied in catalytic hydrogenation of p-nitrophenol for the first time. It was found that the Sb nanoparticles with the sizes of 2–5 nm were well dispersed on the fiber of PAL while partial aggregated Sb nanoparticles with sizes smaller than 200 nm were also loaded on the PAL.
Chat Online· The present work studies the effect of Palygorskite content on the water absorption kinetics and cellular structure of polypropylene. These foams were obtained by a single extrusion process (simultaneous formulation and foaming) using as chemical foaming agent azodicarbonamide at 1 and maleic anhydride grafted polypropylene as compatibilizer.
Chat Online· Palygorskite or attapulgite is a magnesium aluminium phyllosilicate with formula (Mg Al) 2 Si 4 O 10 (O H )·4 ( H 2 O) that occurs in a type of clay soil common to the Southeastern United States. It is one of the types of fuller s earth. Some smaller deposits of this mineral can be
Chat Online· Organo-palygorskite clay (OPal) was prepared using 20 g of the cationic surfactant and 15 g of the non-ionic surfactant previously dissolved in 1000 mL of distilled water. The entire process was maintained at 60 °C. To obtain OPal 100 g of palygorskite clay was added to
Chat OnlineGreen production of silica hydroxyl riched palygorskite by shear-assisted supercritical CO2 separation process for dye adsorption and heavy oil viscosity reduction Article Oct 2021
Chat Online· This study aimed to explore base catalysts with high transesterification efficiencies to be used for heterogeneous biodiesel production. Palygorskite a promising low-cost clay mineral served as a support for KF/CaO to prepare a base catalyst. The base catalyst was prepared via a
Chat OnlineProcess for manufacturing organophilic fibrous clays useful as thickening and suspending agents in low-polarity solvents from Sepiolite or Palygorskite the rheological characteristics of which were previously built up which comprises the following steps (a) mixing the fibrous clays having a rheological grade with a quaternary ammonium salt of the general formula wherein R1 R2 R3 R4 and
Chat OnlinePDF This study aimed to explore base catalysts with high transesterification efficiencies to be used for heterogeneous biodiesel production. Find read and cite all the research you need on
Chat OnlineOSTI.GOV Journal Article Production of adsorbents from palygorskite clays. Production of adsorbents from palygorskite clays. Full Record Other Related Research
Chat Online· Cu2O-based composites had a promising potential for various applications including photocatalysts solar cells carbon monoxide oxidation sensors and so on. Here a series of novel visible-light-driven palygorskite (PAL)/Cu2O heterostructures were fabricated via facile deposition-precipitation and reduction methods. The relevant characterization analysis demonstrated that the content of
Chat Online· one-step process 22 25 . This is very significant to the large-scale industrial production. After disaggregation the highly dispersed nanorods may be re-aggregated during drying due to the higher surface energy of free-standing nanorods and so moderate modifier is required to restrain the re-aggregation process.
Chat OnlineA green shear-assisted rapid depressurization process was developed to produce highly-dispersed palygorskite (Pal) nanorods with abundant silica hydroxyl (Si-OH)
Chat Online· The palygorskite-sepiolite group of clay minerals has a wide range of industrial applications derived mainly from its sorptive rheological and catalytic properties which are based on the fabric
Chat Online· This study aimed to explore base catalysts with high transesterification efficiencies to be used for heterogeneous biodiesel production. Palygorskite a promising low-cost clay mineral served as a support for KF/CaO to prepare a base catalyst. The base catalyst was prepared via a facile impregnation method and cha
Chat OnlinePreparation of a palygorskite supported KF/CaO catalyst and its application for biodiesel production via transesterification Ya Li and Yunxia Jiang This study aimed to explore base catalysts with high transesterification efficiencies to be used for heterogeneous biodiesel production. Palygorskite a promising low-cost clay mineral served as
Chat OnlinePreparation of a palygorskite supported KF/CaO catalyst and its application for biodiesel production via transesterification. Ya Li and Yunxia Jiang Nantong College of Science and Technology Nantong 226007 PR China. E-mail ly673007 163
Chat Online· A green safe and easy-operation method for the preparation of sulfonated palygorskite solid acid catalyst (PAL-SO3H) was developed by a mechanochemical process where thiol groups (−SH) were grafted onto natural palygorskite by a high-speed shearing process with 3-mercaptopropyltrimethoxysilane in aqueous solution under mild conditions followed by the oxidation
Chat Online· The sintering process of china bodies containing 0 2 4 and 6 wt palygorskite was studied by X-ray diffraction (XRD) differential scanning calorimetry and
Chat Online· The present work studies the effect of Palygorskite content on the water absorption kinetics and cellular structure of polypropylene. These foams were obtained by a single extrusion process (simultaneous formulation and foaming) using as chemical foaming agent azodicarbonamide at 1 and maleic anhydride grafted polypropylene as compatibilizer.
Chat OnlinePreparation of a palygorskite supported KF/CaO catalyst and its application for biodiesel production via transesterification Ya Li and Yunxia Jiang This study aimed to explore base catalysts with high transesterification efficiencies to be used for heterogeneous biodiesel production. Palygorskite a promising low-cost clay mineral served as
Chat Online· The present work studies the effect of Palygorskite content on the water absorption kinetics and cellular structure of polypropylene. These foams were obtained by a single extrusion process (simultaneous formulation and foaming) using as chemical foaming agent azodicarbonamide at 1 and maleic anhydride grafted polypropylene as compatibilizer.
Chat Online· The cooligomers production using С9 fraction of diesel fuel pyrolysis liquid products in the presence of silica-alumina acid type catalysts activated palygorskite and activated bentonite clay has been investigated. Dependences between process conditions and cooligomer yield as well as between conditions and
Chat OnlineIraqi palygorskite was collected from Digma and Akashat Formations (Masstrachtian and Danianage) from the ergy and Mineral Production 717. 7. Robert JP Dennis CP (2002) Puriied attapulgite. team 21 days rapid review process Quality and quick editorial review and publication processing Indexing at PubMed (partial) Scopus EBSCO Index
Chat Online· of Palygorskite Nano-Powder via High-Pressure Homogenization Process Yi Liu a Jixiang Xu b Wenbo Wang a Aiqin Wang a During production and pre-press errors may be discovered which could affect the content and all legal disclaimers that apply to the journal relate to this version also.
Chat OnlineThe palygorskite-sepiolite group of clay minerals has a wide range of industrial applications derived mainly from its sorptive rheological and catalytic properties which are based on the fabric
Chat Online· This study aimed to explore base catalysts with high transesterification efficiencies to be used for heterogeneous biodiesel production. Palygorskite a promising low-cost clay mineral served as a support for KF/CaO to prepare a base catalyst. The base catalyst was
Chat Online· Palygorskite (Pal) is a low-cost clay mineral material and was investigated in this study as a novel material for adsorptive desulfurization of petroleum refining fractions from the Clara Camarão Potiguar Refinery (RPCC) in Brazil. This clay mineral was characterized by X-ray fluorescence X-ray photoelectron spectroscopy X-ray diffraction Fourier transform infrared spectroscopy scanning
Chat Online· Titanium dioxide/palygorskite (TiO 2 /PA) was prepared by acid-catalyzed sol–gel method and the resulting composite was applied in the adsorption of anion dye Congo red. The effects of various experimental parameters such as adsorbent dosage contact time and initial dye concentration on adsorption were investigated in detail.
Chat Online· The sintering process of china bodies containing 0 2 4 and 6 wt palygorskite was studied by X-ray diffraction (XRD) differential scanning calorimetry and thermogravimetry (DSC/TG) and dilatometric tests. According to the XRD and DSC/TG results the increment of palygorskite increased the content of the amorphous phase and reduced the formation temperature of the early liquid phase
Chat OnlineResponse surface methodology(RSM) was applied to optimize the preparation process of La-Ce-Palygorskite catalysts for NO decomposition. The method of three-factors-three-levels central composition experiments were designed. The pH value of the chemical blending ratio of La/Ce and calcination treatment temperature of the catalysts were chosen as casual factors.
Chat Online· Green production of silica hydroxyl riched palygorskite by shear-assisted supercritical CO2 separation process for dye adsorption and heavy oil viscosity reduction Applied Clay Science ( IF 5.467) Pub Date DOI 10.1016/j.clay.2021.106207
Chat Online· Palygorskite or attapulgite is a magnesium aluminium phyllosilicate with formula (Mg Al) 2 Si 4 O 10 (O H )·4 ( H 2 O) that occurs in a type of clay soil common to the Southeastern United States. It is one of the types of fuller s earth. Some smaller deposits of this mineral can be found in Mexico where its use is tied to the manufacture of
Chat Online· Organo-palygorskite clay (OPal) was prepared using 20 g of the cationic surfactant and 15 g of the non-ionic surfactant previously dissolved in 1000 mL of distilled water. The entire process was maintained at 60 °C. To obtain OPal 100 g of palygorskite clay was added to the stirring solution for one hour.
Chat Online· A green safe and easy-operation method for the preparation of sulfonated palygorskite solid acid catalyst (PAL-SO3H) was developed by a mechanochemical process where thiol groups (−SH) were grafted onto natural palygorskite by a high-speed shearing process with 3-mercaptopropyltrimethoxysilane in aqueous solution under mild conditions followed by the oxidation of −SH to −SO3H groups
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