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1.
FORMATION OF OCTACALCIUM PHOSPHATE COATING ON THE SURFACE OF ?-TRICALCIUM PHOSPHATE CERAMICS
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(Not-set)
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The work is aimed at developing a method for forming an octacalcium phosphate (OCP, Ca8H2(PO4)6·5H2O) coating on the surface of ?-tricalcium phosphate (TCP, Ca3(PO4)2) ceramics. The coatings were formed ...
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2.
Ceramics in the Са2Р2О7-Са(РО3)2 System Obtained by Firing of Cement Stone Based on β-tricalcium Phosphate and Monocalcium Phosphate Monohydrate
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(Not-set)
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Ceramics in the Ca 2 P 2 O 7 -Ca (PO 3 ) 2 was obtained by firing a cement stone made from a powder mixture containing ?-tricalcium phosphate ?-Ca 3 (PO 4 ) 2 and monocalcium phosphate monohydrate ...
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3.
Comparative analysis of plasma-sprayed bioceramic coatings based on zinc-doped hydroxyapatite and tricalcium phosphate
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(Biomaterials)
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The results of X-ray diffraction and infrared analyzes of powders of zinc-substituted hydroxyapatite and tricalcium phosphate are presented, and the technology of plasma spraying of coatings based on them ...
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4.
Powder of Ca-deficient hydroxyapatite for fabrication of ceramics based on tricalcium phosphate
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(Biomaterials)
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... ° C for 6 h, the phase composition of the ceramics based on these powders was represented by tricalcium phosphate (with Ca / P = 1.48) or tricalcium phosphate and hydroxyapatite (with Ca / P = 1.67 and ...
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5.
CERAMIC COMPOSITE MATERIALS IN THE Ca2P2O7–Ca3(PO4)2 SYSTEM BASED ON POWDER MIXTURES INCLUDING CALCIUM PHOSPHATE OF NATURAL ORIGIN AND MONOCALCIUM PHOSPHATE MONOHYDRATE
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(Not-set)
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... ensured the formation ceramics with phase composition, including calcium pyrophosphate Ca2P2O7 and/or tricalcium phosphate Ca3(PO4)2 after firing.
The homogenization of the components was carried out ...
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6.
CERAMIC MATERIALS OF A GIVEN PHASE COMPOSITION BASED ON HYDROXYAPATITE POWDER TREATED IN SOLUTIONS OF AMMONIUM, SODIUM AND POTASSIUM DIHYDROPHOSPHATES
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(Not-set)
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... on HA Ca10(PO4)6(OH)2 powder treated with an aqueous solution of NH4H2PO4 included ?-tricalcium phosphate ?-Ca3(PO4)2 and HA Ca10(PO4)6(OH)2; The phase composition of ceramics based on HA Ca10(PO4)6(OH)2 ...
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7.
Calcium Phosphate Foam Ceramic Obtained by Firing a Powder Mixture of Hydroxyapatite-Monocalcium Phosphate Monohydrate
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(Not-set)
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... of calcium phosphate foam ceramic based on ?-tricalcium phosphate and ?-calcium pyrophosphate. Successive application of hydroxyapatite and biomimetic apatite to calcium phosphate foam ceramic leads to ...
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8.
Estimation of Bioactive Properties of the Mineral-Polymer Composite "Calcium Phosphates – Polylactide
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(Not-set)
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The paper studies the bioactivity of hybrid composite materials containing calcium phosphates up to 60 %
by weight and polylactide (PLA) with additives of glycerol and sorbitol, in situ and in vitro. ...
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9.
Thermal Transformations in Hardening Compositions Based on Hydroxyapatite, Monocalcium Phosphate Monohydrate and Polymeric Binders
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(Not-set)
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... that with an increase in the content of acidic calcium phosphate in the composition, the amount of brushite and tricalcium phosphate increases. The introduction of polymer binders into the composition ...
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10.
Properties of stereolithography-produced composite with calcium phosphate filled polymer matrix for ceramics with defined porous space architecture
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(Biomaterials)
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A study of the process of removing the organic component from composites (photopolymer / calcium phosphate) of complex architecture, obtained by 3D printing for the creation of personalized bioceramic ...
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11.
Powders synthesized from calcium acetate and mixed-anion solution of phosphate- and carbonate-ions for bioceramics production
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(Biomaterials)
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From an aqueous solution of calcium acetate and a mixed-anionic (HPO 4 2- / CO 3 2- ) aqueous solution containing ammonium hydrogen phosphate and ammonium carbonate, an X-ray amorphous powder was ...
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12.
Phase composition of calcium phosphate ceramics made from nanopowders with Ca/P ratio of 1,25 obtained by mechanoactivation
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(Biomaterials)
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... the nanopowder in distilled water and alcohol after mechanical activation led to the removal of ammonium phosphates, and only hydroxyapatite and tricalcium phosphate were present in the ceramics. To preserve ...
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13.
Research in highly loaded calcium phosphate slurries for producing shaped bioceramic bodies
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(Biomaterials)
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The study of the rheological properties of highly concentrated calcium phosphate suspensions for the creation of bioceramics of complex shape by slip casting and 3D printing has been carried out. Macroporous ...
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14.
Calcium phosphate powder synthesis from calcium formiate and ammonium hydro-phosphate for bio-compatible resorbable bi-phase ceramics production
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(Biomaterials)
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... 6 · 6Н 2 O. The phase composition of the powder after firing at 1100 & # 176; C was represented by calcium pyrophosphate & # 946; -Ca 2 P 2 O 7 and tricalcium phosphate & # 946; -Ca 3 (PO 4 ...
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15.
Composite bioceramics based on octacalcium phosphate decom-position products
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(Biomaterials)
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Composite bioceramics with a density of at least 80% of the theoretical was obtained from thermolyzed octacalcium phosphate (OCP). OCP processing temperatures were 450, 600, and 700 ° C. Ceramics were ...
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16.
Biomaterials based on calcium phosphates and silicates mixtures: a study of possible fabrication by precipitation from water solutions
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(Biomaterials)
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The analysis of the processes of phase formation in open systems CaX 2 -M 2 NRO 4 / M 3 PO 4 -Na 2 SiO 3 -Н 2 O. According to the calculated values ??of & # 916; G crystallization, the ...
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17.
3D-matrix based on bioactive glass and calcium phosphates with tailored resorbtion for bone tissue replacement.
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(Biomaterials)
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A 3D matrix was obtained based on a sintered composite material made of bioactive glass and dicalcium phosphate dihydrate. The regularities of the influence of the ratio of the mixture components and the ...
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18.
Calcium phosphate ceramics made from powders synthesized in mixed-anion solution
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(Biomaterials)
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Ceramics based on calcium phosphates are obtained from powders synthesized from aqueous solutions of calcium nitrate, ammonium hydrogen phosphate, ammonium pyrophosphate and from a mixed-anionic solution ...
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19.
Calcium phosphate based biomaterials development. Research infoware
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(Biomaterials)
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The description of the information system containing reference information on the physicochemical, biological properties of orthophosphates, pyrophosphates and ultraphosphates of calcium is given. In addition ...
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20.
Reaction bonded resorbable phosphate biomaterials: production and in vitro tests
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(Biomaterials)
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The paper presents the properties of reaction-bound calcium phosphate materials obtained by pressing a paste based on ?-tricalcium phosphate followed by holding in various solutions. The phase composition, ...
