CN114409414A - 一种以高氧含量硅粉为原料制备高纯氮化硅粉体的方法 - Google Patents
一种以高氧含量硅粉为原料制备高纯氮化硅粉体的方法 Download PDFInfo
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- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
- C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
- C04B35/591—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride obtained by reaction sintering
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- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
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- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
- C04B2235/3873—Silicon nitrides, e.g. silicon carbonitride, silicon oxynitride
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- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
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- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/444—Halide containing anions, e.g. bromide, iodate, chlorite
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Abstract
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CN202011168312.5A CN114409414B (zh) | 2020-10-28 | 2020-10-28 | 一种以高氧含量硅粉为原料制备高纯氮化硅粉体的方法 |
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CN202011168312.5A CN114409414B (zh) | 2020-10-28 | 2020-10-28 | 一种以高氧含量硅粉为原料制备高纯氮化硅粉体的方法 |
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CN114409414A true CN114409414A (zh) | 2022-04-29 |
CN114409414B CN114409414B (zh) | 2023-04-18 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117229064A (zh) * | 2023-09-19 | 2023-12-15 | 青岛瓷兴新材料有限公司 | 一种α相氮化硅粉体及其制备方法 |
CN117509568A (zh) * | 2023-11-07 | 2024-02-06 | 衡阳凯新特种材料科技有限公司 | 一种超声酸洗辅助制备高纯氮化硅粉体的方法 |
Citations (7)
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US4859443A (en) * | 1987-05-22 | 1989-08-22 | Basf Aktiengesellschaft | Preparation of silicon nitride powder |
CN1673070A (zh) * | 2004-03-25 | 2005-09-28 | 中国科学院理化技术研究所 | 控温活化自蔓延燃烧合成α相氮化硅粉体的方法 |
CN1696076A (zh) * | 2004-05-11 | 2005-11-16 | 中国科学院理化技术研究所 | 控温燃烧合成α相氮化硅粉体的方法 |
CN101445223A (zh) * | 2008-12-19 | 2009-06-03 | 中国兵器工业第五二研究所 | 自蔓燃制备低氧含量高α-相氮化硅粉体的方法 |
CN103159190A (zh) * | 2013-03-11 | 2013-06-19 | 烟台同立高科新材料股份有限公司 | 一种超纯氮化物粉体的制备方法 |
CN104499053A (zh) * | 2014-12-17 | 2015-04-08 | 青岛桥海陶瓷新材料科技有限公司 | 一种氮化硅晶须的制备方法 |
CN104860274A (zh) * | 2015-05-08 | 2015-08-26 | 青岛桥海陶瓷新材料科技有限公司 | 氮化法生产高纯β相氮化硅的制备方法 |
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2020
- 2020-10-28 CN CN202011168312.5A patent/CN114409414B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4859443A (en) * | 1987-05-22 | 1989-08-22 | Basf Aktiengesellschaft | Preparation of silicon nitride powder |
CN1673070A (zh) * | 2004-03-25 | 2005-09-28 | 中国科学院理化技术研究所 | 控温活化自蔓延燃烧合成α相氮化硅粉体的方法 |
CN1696076A (zh) * | 2004-05-11 | 2005-11-16 | 中国科学院理化技术研究所 | 控温燃烧合成α相氮化硅粉体的方法 |
CN101445223A (zh) * | 2008-12-19 | 2009-06-03 | 中国兵器工业第五二研究所 | 自蔓燃制备低氧含量高α-相氮化硅粉体的方法 |
CN103159190A (zh) * | 2013-03-11 | 2013-06-19 | 烟台同立高科新材料股份有限公司 | 一种超纯氮化物粉体的制备方法 |
CN104499053A (zh) * | 2014-12-17 | 2015-04-08 | 青岛桥海陶瓷新材料科技有限公司 | 一种氮化硅晶须的制备方法 |
CN104860274A (zh) * | 2015-05-08 | 2015-08-26 | 青岛桥海陶瓷新材料科技有限公司 | 氮化法生产高纯β相氮化硅的制备方法 |
Non-Patent Citations (3)
Title |
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LIANG WANG等: "Combustion synthesis of α-Si3N4 powders using in-situ nano-SiO2 coated Si and Si3N4 reactants", 《CERAMICS INTERNATIONAL》 * |
LIANG WANG等: "Effect of Si particle size and NH4Cl additive on combustion synthesis of α-Si3N4", 《CERAMICS INTERNATIONAL》 * |
V. V. ZAKORZHEVSKII: "Effect of Oxygen Impurities and Synthesis Temperature on the Phase Composition of the Products of Self-Propagating High-Temperature Synthesis of Si3N4", 《INORGANIC MATERIALS》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117229064A (zh) * | 2023-09-19 | 2023-12-15 | 青岛瓷兴新材料有限公司 | 一种α相氮化硅粉体及其制备方法 |
CN117509568A (zh) * | 2023-11-07 | 2024-02-06 | 衡阳凯新特种材料科技有限公司 | 一种超声酸洗辅助制备高纯氮化硅粉体的方法 |
CN117509568B (zh) * | 2023-11-07 | 2025-05-13 | 衡阳凯新特种材料科技有限公司 | 一种超声酸洗辅助制备高纯氮化硅粉体的方法 |
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Application publication date: 20220429 Assignee: Zhongke New Porcelain (Chongqing) Technology Co.,Ltd. Assignor: Technical Institute of Physics and Chemistry Chinese Academy of Sciences Contract record no.: X2025980009056 Denomination of invention: A method for preparing high-purity silicon nitride powder using high oxygen content silicon powder as raw material Granted publication date: 20230418 License type: Exclusive License Record date: 20250521 |
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