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1.
CERAMICS BASED ON POWDERS SYNTHESIZED FROM CALCIUM NITRATE AND SILICIC ACID PREPARED VIA ION EXCHANGE METHOD
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(Not-set)
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Ceramics in the CaO–SiO2 and Na2O–CaO–SiO2 systems were obtained from powders synthesized from aqueous solutions of silicic acid and calcium nitrate at a molar ratio of Ca/Si = 0.5 by direct precipitation ...
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2.
Calcium-phosphate ceramics in Са(РО3)2?Са2Р2О7 system based on calcium hydrophosphates powder batch
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(Biomaterials)
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To obtain resorbable ceramics in the Ca system (PO 3 ) 2 -Ca 2 P 2 O 7 used powder mixtures prepared using mechanical activation from synthetic hydrated calcium acid phosphates Ca (H 2 PO 4 ...
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3.
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 processes occurring at the stages of mechanical activation of powders and firing of samples pressed from calcium phosphate nanopowders with a molar ratio of Ca / P = 1.25 have been studied. Washing ...
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4.
Bioactive ceramics based on zirconia, alumina and titania
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(Biomaterials)
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On the basis of oxides of zirconium, titanium and aluminum, a method has been developed for producing porous ceramics biocompatible with living tissues by introducing calcium phosphates into the volume ...
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5.
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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Calcium phosphate powder was synthesized from calcium formate Ca (CHO 2 ) 2 and ammonium hydrogen phosphate (NH 4 ) 2 HPO 4 at the Ca / P ratio in the initial aqueous solutions equal to 1. The ...
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6.
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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7.
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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8.
Biphase ceramics in СаО - Р2О5 system synthesised from calcium acetate and ammonium hydrophosphate
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(Biomaterials)
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Biphasic ceramic containing hydroxyapatite Ca 10 (PO 4 ) 6 (OH) 2 and ? -tricalcium phosphate ? ; -Cа 3 (PO 4 ) 2 , obtained from single-phase nanocrystalline calcium phosphate powder with the ...
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9.
Multiphase material based on ceramic powders synthesised from natrium pyrophosphate and soluble calcium salts by mechanical activation
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(Biomaterials)
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Multiphase ceramics were obtained from calcium phosphate powders synthesized using mechanical activation from sodium pyrophosphate and soluble calcium salts (acetate, nitrate, chloride). Powders after ...
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10.
Ceramics based on hydroxyapatite calcium, synthesized from calcium acetate, calcium hydroxide, and dipotassium phosphate
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(Biomaterials)
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Calcium hydroxyapatite (HAP) powder is synthesized from an aqueous solution of potassium hydrogen phosphate and a suspension of calcium hydroxide in an aqueous solution containing calcium and potassium ...
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11.
Properties of the calcium phosphate powder synthesized from calcium acetate and sodium hydrogen phosphate
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(Biomaterials)
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The properties of the powder synthesized from calcium acetate and sodium hydrogen phosphate were studied at the ratio [Ca 2+ ] / [PO 4 3- ] of the initial reagents equal to 1. Brushite, monetite, octacalcium ...
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12.
Powder of Ca-deficient hydroxyapatite for fabrication of ceramics based on tricalcium phosphate
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(Biomaterials)
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The properties of Ca-deficient hydroxyapatite powder synthesized from calcium nitrate and ammonium hydrogen phosphate at 60 ° C, pH = 7 and Ca / P = 1.67 are presented; 1.61 and 1.48. After firing at 1100 ...
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13.
Use of titanium dioxide in development of antibacterial glass enamel coatings
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(Coatings. Enamels.)
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The expediency of using titanium dioxide in the development of antibacterial glass enamel coatings has been established. A bactericidal powder (filler) based on hydroxyapatite modified with titanium oxide ...
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14.
Phase composition of powder material based on calcium hydroxyapatite and sodium dihydrophosphate
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(Science for ceramic production)
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Powder mixtures based on calcium hydroxyapatite (HAP) and sodium dihydrogen phosphate have been investigated. It was found that due to mechanochemical activation in these mixtures, calcium phosphates are ...
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15.
Ceramics based on calcium hydroxyapatite synthesized with polyvinyl alcohol present
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(Science for ceramic production)
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The properties of the powder synthesized from calcium nitrate and ammonium hydrogen phosphate in the presence of polyvinyl alcohol have been investigated. It was found that the presence of PVA in an amount ...
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16.
Composite ceramics containing bioresorbing phase
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(Biomaterials)
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The preparation of multiphase ceramics in the CaO - P 2 O 5 system from mixtures of hydroxyapatite and monetite powders synthesized from calcium nitrate and ammonium hydrogen phosphate has been investigated. ...
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17.
Disperse systems in technology of ceramics based on calcium hydroxyapatite
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(Science for ceramic production)
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The technology of ceramics based on hydroxyapatite is considered. Dispersed systems and their evolution at each technological stage are determined. The data of gravimetric and dilatometric analysis, scanning ...
