RU2008138834A - METHOD FOR PRODUCING HYDROXYAPATITIS - Google Patents
METHOD FOR PRODUCING HYDROXYAPATITIS Download PDFInfo
- Publication number
- RU2008138834A RU2008138834A RU2008138834/15A RU2008138834A RU2008138834A RU 2008138834 A RU2008138834 A RU 2008138834A RU 2008138834/15 A RU2008138834/15 A RU 2008138834/15A RU 2008138834 A RU2008138834 A RU 2008138834A RU 2008138834 A RU2008138834 A RU 2008138834A
- Authority
- RU
- Russia
- Prior art keywords
- solution
- heated
- hydrogen phosphate
- ammonium hydrogen
- producing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract 3
- 239000007864 aqueous solution Substances 0.000 claims abstract 4
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 claims abstract 4
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims abstract 4
- 239000000243 solution Substances 0.000 claims abstract 4
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims abstract 2
- 159000000007 calcium salts Chemical class 0.000 claims abstract 2
- BEGBSFPALGFMJI-UHFFFAOYSA-N ethene;sodium Chemical group [Na].C=C BEGBSFPALGFMJI-UHFFFAOYSA-N 0.000 claims abstract 2
- 229910052588 hydroxylapatite Inorganic materials 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims abstract 2
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 claims abstract 2
- 239000002244 precipitate Substances 0.000 claims abstract 2
- 238000001556 precipitation Methods 0.000 claims abstract 2
- 238000003756 stirring Methods 0.000 claims abstract 2
Landscapes
- Materials For Medical Uses (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Dental Preparations (AREA)
Abstract
Способ получения гидроксиапатита, включающий осаждение из водных растворов солей кальция и гидроортофосфата аммония, отличающийся тем, что к водному раствору нитрата кальция добавляют 0,05-0,2М раствор ЭДТА (этилендиаминтетераацетат натрия) при температуре 40-70°С, затем к этой смеси по каплям приливают раствор гидроортофосфата аммония при постоянном перемешивании, нагревают до 40-60°С в течение 10-20 мин, осадок старят 1 сутки, сушат при 100-150°С, нагревают при 250-700°С в течение часа. A method for producing hydroxyapatite, including precipitation from aqueous solutions of calcium salts and ammonium hydrogen phosphate, characterized in that a 0.05-0.2 M EDTA solution (sodium ethylene diamine tetetraacetate) is added to an aqueous solution of calcium nitrate at a temperature of 40-70 ° C, then to this mixture a solution of ammonium hydrogen phosphate is poured dropwise with constant stirring, heated to 40-60 ° C for 10-20 minutes, the precipitate is aged 1 day, dried at 100-150 ° C, heated at 250-700 ° C for an hour.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008138834/15A RU2391117C1 (en) | 2008-09-30 | 2008-09-30 | Method of obtaining hydroxyapatite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008138834/15A RU2391117C1 (en) | 2008-09-30 | 2008-09-30 | Method of obtaining hydroxyapatite |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2008138834A true RU2008138834A (en) | 2010-04-10 |
| RU2391117C1 RU2391117C1 (en) | 2010-06-10 |
Family
ID=42670846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2008138834/15A RU2391117C1 (en) | 2008-09-30 | 2008-09-30 | Method of obtaining hydroxyapatite |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2391117C1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115197052A (en) * | 2022-07-29 | 2022-10-18 | 常州大学 | Method for synthesizing o-hydroxy phenetole by hydroxyapatite catalysis |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2507151C1 (en) * | 2012-10-19 | 2014-02-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный исследовательский Томский государственный университет" | Method of obtaining silicon-modified hydroxyapatite with application of shf-radiation |
| RU2641919C1 (en) * | 2016-12-20 | 2018-01-23 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Тверской государственный университет" | Method for hydroxiapatite obtaining |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2038293C1 (en) * | 1992-06-26 | 1995-06-27 | Всероссийский научно-исследовательский институт химической технологии | Method for production of hydroxyl apatite |
| KR20040051381A (en) * | 2002-12-12 | 2004-06-18 | 성윤모 | Sythesis of Hydroxyapatite Nanopowder |
| JP2005132659A (en) * | 2003-10-29 | 2005-05-26 | Terubumi Sato | Hydroxyapatite and its manufacturing method |
-
2008
- 2008-09-30 RU RU2008138834/15A patent/RU2391117C1/en not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115197052A (en) * | 2022-07-29 | 2022-10-18 | 常州大学 | Method for synthesizing o-hydroxy phenetole by hydroxyapatite catalysis |
| CN115197052B (en) * | 2022-07-29 | 2023-11-03 | 常州大学 | Method for synthesizing o-hydroxyphenylethyl ether by catalyzing hydroxyapatite |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2391117C1 (en) | 2010-06-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20101001 |