RU2010125759A - METHOD FOR PREPARING A CHARGE FOR PRODUCING A CERAMIC BIODEGRADABLE MATERIAL - Google Patents
METHOD FOR PREPARING A CHARGE FOR PRODUCING A CERAMIC BIODEGRADABLE MATERIAL Download PDFInfo
- Publication number
- RU2010125759A RU2010125759A RU2010125759/03A RU2010125759A RU2010125759A RU 2010125759 A RU2010125759 A RU 2010125759A RU 2010125759/03 A RU2010125759/03 A RU 2010125759/03A RU 2010125759 A RU2010125759 A RU 2010125759A RU 2010125759 A RU2010125759 A RU 2010125759A
- Authority
- RU
- Russia
- Prior art keywords
- range
- synthesis
- precipitate
- brushite
- biodegradable material
- Prior art date
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- 239000000919 ceramic Substances 0.000 title claims abstract 5
- 239000000463 material Substances 0.000 title claims abstract 5
- 238000000034 method Methods 0.000 title claims abstract 5
- 230000015572 biosynthetic process Effects 0.000 claims abstract 7
- 238000003786 synthesis reaction Methods 0.000 claims abstract 7
- XAAHAAMILDNBPS-UHFFFAOYSA-L calcium hydrogenphosphate dihydrate Chemical compound O.O.[Ca+2].OP([O-])([O-])=O XAAHAAMILDNBPS-UHFFFAOYSA-L 0.000 claims abstract 6
- 239000002244 precipitate Substances 0.000 claims abstract 6
- 239000001506 calcium phosphate Substances 0.000 claims abstract 4
- 229910000389 calcium phosphate Inorganic materials 0.000 claims abstract 4
- 235000011010 calcium phosphates Nutrition 0.000 claims abstract 4
- 239000000203 mixture Substances 0.000 claims abstract 4
- 239000000843 powder Substances 0.000 claims abstract 4
- 238000002360 preparation method Methods 0.000 claims abstract 4
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims abstract 4
- 238000010438 heat treatment Methods 0.000 claims abstract 3
- 229910019142 PO4 Inorganic materials 0.000 claims abstract 2
- 239000008351 acetate buffer Substances 0.000 claims abstract 2
- 239000007864 aqueous solution Substances 0.000 claims abstract 2
- 239000007853 buffer solution Substances 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims abstract 2
- 238000001035 drying Methods 0.000 claims abstract 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract 2
- 239000010452 phosphate Substances 0.000 claims abstract 2
- 238000005406 washing Methods 0.000 claims abstract 2
- 125000000896 monocarboxylic acid group Chemical group 0.000 claims 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 2
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 235000017281 sodium acetate Nutrition 0.000 abstract 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
- Materials For Medical Uses (AREA)
Abstract
1. Способ подготовки шихты для получения керамического биодеградируемого материала, включающий синтез октакальциевого фосфата из малорастворимого фосфата кальция в ацетатном буферном водном растворе CH3COOH/CH3COONa при температуре в интервале 55-65°С, отделение осадка, промывание осадка, сушку осадка и термообработку, отличающийся тем, что в качестве малорастворимого соединения используют брушит с влажностью 5-55%, рН синтеза лежит в интервале 5,5-5,8, соотношение «брушит/буферный раствор» по массе лежит в интервале 1/80-1/100, продолжительность синтеза составляет 30-60 мин, а термообработку порошка проводят в интервале 400-700°С в течение 1-2 ч, используя внесение порошка в печь, предварительно разогретую до температуры термообработки. ! 2. Способ подготовки шихты для получения керамического биодеградируемого материала по п.1, в котором срок хранения малорастворимого фосфата кальция брушита после синтеза составляет 0,1-24 ч. 1. The method of preparation of the mixture to obtain a ceramic biodegradable material, including the synthesis of octalcium phosphate from poorly soluble calcium phosphate in an acetate buffer aqueous solution of CH3COOH / CH3COONa at a temperature in the range of 55-65 ° C, separation of the precipitate, washing the precipitate, drying the precipitate and heat treatment, characterized in that that brushite with a moisture content of 5-55% is used as a sparingly soluble compound, the synthesis pH is in the range 5.5-5.8, the brushite / buffer solution ratio by weight lies in the range 1 / 80-1 / 100, the duration of the synthesis 30-60 min, and heat treating the powder is carried out in the range 400-700 ° C for 1-2 hours, using a powder introduction into the furnace preheated to the treatment temperature. ! 2. The method of preparation of the mixture to obtain a ceramic biodegradable material according to claim 1, in which the shelf life of sparingly soluble calcium phosphate brushite after synthesis is 0.1-24 hours
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2010125759/03A RU2456253C2 (en) | 2010-06-24 | 2010-06-24 | Method of preparing mixture for producing ceramic biodegradable material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2010125759/03A RU2456253C2 (en) | 2010-06-24 | 2010-06-24 | Method of preparing mixture for producing ceramic biodegradable material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2010125759A true RU2010125759A (en) | 2011-12-27 |
| RU2456253C2 RU2456253C2 (en) | 2012-07-20 |
Family
ID=45782329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2010125759/03A RU2456253C2 (en) | 2010-06-24 | 2010-06-24 | Method of preparing mixture for producing ceramic biodegradable material |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2456253C2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2531377C2 (en) * | 2012-12-14 | 2014-10-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный университет имени М.В. Ломоносова" (МГУ) | Method for preparing calcium pyrophosphate porous ceramics |
| RU2555685C2 (en) * | 2013-07-24 | 2015-07-10 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Московский государственный университет имени М.В. Ломоносова" (МГУ) | Method for preparing submicron biphasic tricalcium phosphate and hydroxyapatite ceramics |
| RU2546539C1 (en) * | 2014-03-20 | 2015-04-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Омский государственный университет им. Ф.М. Достоевского" | Method of producing powdered material based on carbonated hydroxyapatite and brushite |
| RU2596504C1 (en) * | 2015-09-14 | 2016-09-10 | Общество с ограниченной ответственностью "БиоНова" | Method of producing ceramic based on octacalcium phosphate (ocp) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5676976A (en) * | 1995-05-19 | 1997-10-14 | Etex Corporation | Synthesis of reactive amorphous calcium phosphates |
| US6730324B2 (en) * | 2001-04-20 | 2004-05-04 | The University Of British Columbia | Biofunctional hydroxyapatite coatings and microspheres for in-situ drug encapsulation |
| RU2372891C2 (en) * | 2007-08-06 | 2009-11-20 | Государственное учебно-научное учреждение Химический факультет Московского государственного университета им. М.В. Ломоносова | Method for making ceramic biodegradable material based on calcium and sodium phosphates |
| RU2391316C1 (en) * | 2008-12-30 | 2010-06-10 | Государственное учебно-научное учреждение Химический факультет Московского государственного университета им. М.В. Ломоносова | Method of making ceramic biodegradable material consisting of calcium pyrophosphate and tricalcium phosphate |
-
2010
- 2010-06-24 RU RU2010125759/03A patent/RU2456253C2/en active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2456253C2 (en) | 2012-07-20 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PC43 | Official registration of the transfer of the exclusive right without contract for inventions |
Effective date: 20140513 |