dicalcium phosphate patents

how to produce dicalcium phosphate from hydrochloric acid

IS 5470 (2002): Dicalcium Phosphate, Animal Feed Grade Council Dicalcium phosphate is an important source of calcium and phosphorus for feeding livestock, as such or , would help in exercising proper quality control during production This standard , Add 5 ,...

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Calcium phosphate CAS 7758-87-4 | 102143

Calcium phosphate CAS 7758-87-4 dried EMPROVE® ESSENTIAL Ph Eur,BP,E 341 (iii) - Find MSDS or SDS, a COA, data sheets and more information...

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CALCIUM HYDROGEN PHOSPHATE (7757-93-9) - Chemical ,

calcium hydrogen phosphate (7757-93-9) dicalcium phosphate monetite dicalcium phosphate anhydrous Score: #203 in Materials science , #1364 in Physics , #3166 in Biology , #3963 in Chemistry...

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Product Information DICALCIUM PHOSPHATE, ANHYDROUS ,

infringe valid patents or as extending license under valid patents Product Information DICALCIUM PHOSPHATE, ANHYDROUS USP/FCC GRADE DESCRIPTION Dicalcium Phosphate, Anhydrous is a white, odorless, tasteless powder It is stable in air European Pharmacopoeia (EP 3rd ed) Certificates of Analysis are available on request...

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A Water Setting Tetracalcium Phosphate- Dicalcium ,

Abstract This paper reports the development of a calcium phosphate cement, comprising tetracalcium phosphate (TTCP) and dicalcium phosphate dihydrate (DCPD), that hardens in 14 min with water as the liquid or 6 min with a 025 mol/L sodium phosphate as the liquid without the need of using seeds as a setting accelerator...

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Indian Patents 202038:A PROCESS FOR THE MANUFACTURE OF ,

Dicalcium phosphate known, as DCP is a commonly used animal feed supplement and it is desirable to obtain dicalcium phosphate free of contaminants, particularly fluoride containing compounds Feed grade dicalcium phosphate has a chemical formula CaH PO4 2H2O wherein phosphorus expressed as P is 18% and calcium expressed as Ca is at least 23%...

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dicalcium phosphate - Uses, DMF, Dossier, Manufacturer ,

dicalcium phosphate DMF, CEP, Written Confirmations, FDF, Prices, Patents, Patents & Exclusivities, Dossier, Manufacturer, Licensing, Distributer, Suppliers, News ....

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DI-Calcium phosphate DI-hydrate | Ca2H4O6P+ - PubChem

DI-Calcium phosphate DI-hydrate | Ca2H4O6P+ | CID 21862903 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more , dicalcium phosphate-dihydrate CTK5I5394 RBLGLDWTCZMLRW-UHFFFAOYSA-K DI-CALCIUM PHOSPHATE DI ....

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Dicalcium Phosphate | Water Treatment Supplier

Dicalcium phosphate Dicalcium phosphate is the calcium phosphate with the formula CaHPO 4 and its dihydrate The "di" prefix in the common name arises because the formation of the HPO 4 2- anion involves the removal of two protons from phosphoric acid, H 3 PO 4...

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dicalcium phosphate - Uses, DMF, Dossier, Manufacturer ,

dicalcium phosphate DMF, CEP, Written Confirmations, FDF, Prices, Patents, Patents & Exclusivities, Dossier, Manufacturer, Licensing, Distributer, Suppliers, News ....

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Bioactive tri/dicalcium silicate cements for treatment of ,

Alternatively, tri/dicalcium silicates may be combined with magnesium phosphate cement or calcium phosphate cements for commercialization Addition of hydroxyapatite has been suggested [197] , [265] , although the bioactivity may not be enhanced beyond what occurs with the tri/dicalcium silicates already...

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dicalcium phosphate | English to Spanish | Medical: Dentistry

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dicalcium phosphate patents - benb-bennekomnl

Dicalcium phosphate crystals are precipitated and after filtration and drying the resulting product is a very pure crystalline dihydrate dicalcium phosphate that is sold as Aliphos® Dical Dicalcium phosphate is obtained from degreased bones which are demineralised by hydrochloric acid treatment and precipitated by a saturated lime solution...

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US Patent for Production of dicalcium phosphate or ,

A process is provided for the production of dicalcium phosphate form a phosphate source material in which a solution of phosphoric acid is produced by the action of a suitable mineral acid, generally sulphuric acid, on a phosphate source material Calcium fluoride is precipitated at a pH of between 35 and 45 followed by hydrolyzing the solution by diluting it with water to a ratio of ....

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Manufacture of dicalcium phosphate and alkali salts ,

The method of producing dicalcium phosphate and sodium nitrate from phosphate rock which comprises reacting the phosphate rock with nitric acid; in a primary stage, adding to the solution formed thereby calcium carbonate of controlled size suspended in alkali metal nitrate solution both produced in the process, at an elevated temperature, and in deficiency of the amount needed for complete ....

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GB1334687A - Dicalcium phosphate - Google Patents

1334687 Anhydrous dicalcium phosphate MONSANTO CO 23 Oct 1970 [24 Oet 1969] 50503/70 Heading C1A [Also in Division A5] An abrasive material containing an anhydrous dicalcium phosphate and having a radio-active dentine abrasion value of 300 to 900 and low scratch characteristics when compared with conventional calcium phosphate on dental gold or dentine is prepared by adding a lime slurry ....

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patent of dicalcium phosphate from rock phosphate

Dicalcium Phosphate Patents anreximin patent of dicalcium phosphate from rock phosphate Patents on Phosphate processingbone and, But acid treatment of rock phosphate READ MORE US2043238A Manufacture of dicalcium phosphate Process of making dicalcium phosphate from fine phosphate rock, fine dolomite and concentrated phosphoric acid, containing at least 65% by...

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dicalcium phosphate dihydrate, 7789-77-7

Use: Dicalcium phosphate (Dihydrate) is mainly used as a dietary supplement in prepared breakfast cereals, dog treats, enriched flour, and noodle products It is also used as a tableting agent in some pharmaceutical preparations...

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Fluoride-free phosphate reactions - patents

Fluoride-free phosphate reactions Abstract Substantially fluoride-free phosphoric acid is produced by the acidulation of phosphate rock with sulfuric acid wherein the acidulation reaction is conducted in the presence of added potassium as Ksub2 O bearing compounds, eg KHSOsub4, Ksub2 SOsub4, KHsub2 POsub4 or KOH, and additional silica, to precipitate fluorides and silica as ....

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us patent for manufacturing process of dicalcium phosphate

Apr 28, 1992 A process is disclosed for the production of granulated dicalcium phosphate dihydrate from fine-grained, powered dicalcium phosphate dihydrate, wherein 80 t0 95% of dicalcium phosphate dihydrate with a grain size of less than 120 μm and 20 to 5% of calcium hydroxide with a grain size of less than 120 μm are dry mixed and continuously sprayed and granulated in a fluidized ....

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Ecophos Technology Services

Technology Servic Our technology team based in Louvain-la-Neuve is doing research and development in the field of phosphate process They provide solutions for the production of purer phospshate with low grade rock and/ or HCL by-product...

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calcium phosphate dibasic, 7757-93-9

Consistent sources: North American supplier for globally sourced ingredients AIC is a Westborough, MA based ISO Certified sales and marketing company serving the food, pharmaceutical, nutritional, personal care, biotech, and industrial markets of North America since 1972...

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Dicalcium phosphate cements: Brushite and monetite ,

Dicalcium phosphate cements were developed two decades ago and ever since there has been a substantial growth in research into improving their properties in order to satisfy the requirements needed for several clinical applications The present paper presents an overview of the rapidly expanding research field of the two main dicalcium ....

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DI-TAB (Dicalcium Phosphate Dihydrate, Unmilled)

recommendation for uses which infringe valid pate nts or as extending license under valid patents DI-TAB® (2/2) (Dicalcium Phosphate Dihydrate, Unmilled) pH (20 % slurry) 75 Bulk Density 095 g/ml (59 lbs/ft3 ) Calcium content (as is) 233 % Phosphorus content 181 % Particle size: On 20 # (850 µm) 0 % On 100 # (150 µm) Through 325 72 %...

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Fluoride-free phosphate reactions - patents

Fluoride-free phosphate reactions Abstract Substantially fluoride-free phosphoric acid is produced by the acidulation of phosphate rock with sulfuric acid wherein the acidulation reaction is conducted in the presence of added potassium as Ksub2 O bearing compounds, eg KHSOsub4, Ksub2 SOsub4, KHsub2 POsub4 or KOH, and additional silica, to precipitate fluorides and silica as ....

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JFB | Free Full-Text | Phosphoserine Functionalized ,

Calcium phosphate cements have favorable tissue compatibility, inflammation, healing, and remodeling responses when implanted in hard tissues, due to having a similar surface chemistry as the mineral phase of bone (hydroxyapatite) [1,2,3]Calcium phosphate cements are effective biomaterial scaffolds, facilitating progenitor and stem cell attachment, and formation of new tissue on the cement ....

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dicalcium phosphate | English to Spanish | Medical: Dentistry

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us patent for manufacturing process of dicalcium phosphate

Apr 28 1992 United States Patent 5108728 A process is disclosed for the production of granulated dicalcium phosphate dihydrate from fine-grained powered dicalcium phosphate dihydrate wherein 80 t0 95 of dicalcium phosphate dihydrate with a grain size of less than 120 μm and 20 to 5 of calcium hydroxide with a grain size of less than 120 μm are...

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Premixed Calcium Phosphate Cement Pastes | NIST

Abstract A self-hardening calcium phosphate cement (CPC-I), consisting of tetracalcium phosphate (TTCP) and dicalcium phosphate anhydrous (DCPA), has been shown in clinical studies to be efficacious as bone repair materials...

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Production of dicalcium phosphate or , - Free Patents Online

6/2/2001· The monocalcium phosphate may be further processed to remove fluorine contamination and to produce fluorine-free dicalcium phosphate or dicalcium phosphate dihydrate Inventors: De Waal, Jan C (131 Miller Street, Gordons Bay 7150, ZA)...

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