• In this study, we develop an integrated process for the direct recovery and separation of dicalcium phosphate dihydrate for fertilizer and livestock feed additive production from a low-grade (2.0 wt% P) iron-rich (19.7 wt% Fe) phosphate ore. (rsc.org)
  • The developed process achieves around 70% phosphorus recovery as an industrial-grade (19 wt% P) dicalcium phosphate dihydrate product with minimal iron, magnesium, and aluminum contamination, while also producing value-added calcium sulfate dihydrate (gypsum) and iron/magnesium byproducts. (rsc.org)
  • 40% P 2 O 5 ), while livestock feed additives are usually in the form of dicalcium phosphate (CaHPO 4 ), monocalcium phosphate (Ca(H 2 PO 4 ) 2 ), or defluorinated phosphate (Ca 3 (PO 4 ) 2 ). (rsc.org)
  • 2 The phosphate rock is converted to phosphoric acid (H 3 PO 4 ) which is used to produce phosphate fertilizers. (rsc.org)
  • In the wet phosphoric acid process, the phosphate rock is reacted with sulfuric acid (H 2 SO 4 ), producing gypsum (CaSO 4 ·2H 2 O) and aqueous phosphoric acid (reaction (1) ). (rsc.org)
  • The Chemistry segment produces cosmetics, calcium phosphate for animal food, industrial phosphoric acid, synthetic mica and others. (iwasecosfa.eu)
  • Environmentally-stable eco-friendly pectin-silica bio-hybrid foams for soil remediation. (upmc.fr)
  • Objective: To investigate the preparation and properties of the novel silica (SiO 2)/hydroxyapatite (HAP) whiskers porous ceramics scaffold. (bvsalud.org)
  • Taken the self-made HAP whisker and 3 types of SiO 2/HAP whiskers as raw materials, various porous ceramic materials were prepared using the mechanical foaming method combined with extrusion molding method, and the low-temperature heat treatment. (bvsalud.org)
  • Interest in calcium phosphate cements as materials for the restoration and treatment of bone tissue defects is still high. (encyclopedia.pub)
  • Bone tissue is a reservoir of calcium and phosphate ions in the form of hydroxyapatite, so it plays an important role maintaining the proper calcium levels, along with in other organs [ 5 ] [ 6 ] . (encyclopedia.pub)
  • Calcium phosphate cements are similar in composition to the mineral component of bone tissue. (encyclopedia.pub)
  • The functionalization of calcium phosphate cements is of great clinical interest for the treatment or prevention of various diseases of bone tissue. (encyclopedia.pub)
  • Synthesis of Hybrid Polyphenol/Hydroxyapatite Nanomaterials with Anti-Radical Properties. (upmc.fr)
  • In this contribution, we proposed a new solvent system for PAs by replacing a portion of the FA with urea and calcium chloride (FAUCa). (preprints.org)
  • Urea imparts the hydrogen bonding and calcium ion from the calcium chloride, as a Lewis acid was added to the system to compensate for the pH decrease due to the addition of urea. (preprints.org)
  • Why ( and how ) did researchers of the previous century use blood plasma-like synthetic biomineralization solutions , instead of distilled or deionized water, to synthesize biomimetic calcium phosphates? (cuneyttas.com)
  • 1,4-6 The P 2 O 5 grade, mineral form, and calcium content of these products are critical for their effective performance in their target applications and their market value. (rsc.org)
  • Hydroxyapatite: Structure and properties. (dokumen.pub)
  • How to synthesize calcium phosphates in biomimetic saline solutions, over the pH range of 9 to 12.5 , without adding any strong base such as NH 4 OH, NaOH or KOH? (cuneyttas.com)
  • Phosphorus supplements are usually produced from high-grade phosphate rock concentrates (28-40 wt% P 2 O 5 ). (rsc.org)
  • KEYNOTE] Jahn S.*: First-principles molecular dynamics simulations of aqueous fluids at high temperatures and pressures. (geoscienze.org)
  • Despite commercialization and use in the clinic, the calcium phosphate cements have great potential for development. (encyclopedia.pub)
  • The main role of phosphate supplements is to deliver soluble and bioavailable phosphorus to plants and livestock as crop fertilizers or animal feed additives. (rsc.org)
  • 125 ml 43 methyl orange solution 125 ml 44 silver nitrate solution (n/50) 500 ml 45 universal indicator solution 46 barium nitrate 500 gm 47 strontium nitrate 500 gm 48 calcium nitrate 500 gm 49 blue litmus soln. (tendersinwestbengal.com)
  • Most previous studies on the adoption of low-grade phosphate ores have focussed on ore beneficiation processes which are expensive, complex, and in some cases inefficient. (rsc.org)
  • Synthesis, Characterization and In-Vitro Anti-Cancer Activity of Vanadium-Doped Nanocrystalline Hydroxyapatite (2019) New J. Chem. (rtu.lv)
  • Addition of sugar surfactants, sucrose fatty acid esters and alkylpolyglucosides, to calcium phosphate cement designed for bone reconstruction is described. (mdpi.com)
  • The whole study brought good insight in the interest of adding these mild surfactants to improve several properties of the calcium phosphate cement, without impairing their function. (mdpi.com)
  • Thanks to their surface activity and through their adsorption at the surface of the calcium phosphate particles, they both induced a strong increase in the porosity (quantified by Image Analysis) and brought a very good workability. (mdpi.com)
  • By contrast, tire wear particles occurred in fish but not dolphins, and foam pieces were common among dolphins but absent in fish. (nih.gov)
  • The present study investigated early interactions between three alloplastic materials (calcium phosphate (CaP), titanium alloy (Ti), and polyetheretherketone (PEEK) with human whole blood using an established in vitro slide chamber model. (ibecbarcelona.eu)
  • In the present paper, a smart drug delivery platform combining the hollow hierarchical hydroxyapatite (HAP), chitosan/hyaluronic acid polyelectrolyte multilayers and Au nanorods (AuNRs) had been prepared via a layer-by-layer (LbL) technique. (academic-accelerator.com)
  • An aqueous oleanolic acid solution, including from about 0.10 to 2.5 weight % oleanolic acid, from about 60 to 90 weight % solvent, and from about 20 to 40 weight % solubility agent, wherein the solvent includes water, the solubility agent includes sodium lauryl sulfate (SLS), and the aqueous oleanolic acid solution is substantially free of ethanol and dimethyl sulfoxide (DMSO). (justia.com)
  • Phillips, G.O. Calcium binding and calcium-induced gelation of sodium alginate modified by low molecular-weight polyuronate. (eurekaselect.com)
  • Hierarchical hydroxyapatite/polyelectrolyte microcapsules capped with AuNRs for remotely triggered drug delivery. (academic-accelerator.com)
  • In this research work, a phytoconstituents-filled composite was produced by incorporating CQ extract with gelatin (Gel) and pectin (Pec) polymers collective through ß- tricalcium phosphate (ß-TCP) bioceramic via a green template method. (bvsalud.org)