CN114873570B - 一种采用pvt法提纯氮化铝粉末的方法及装置 - Google Patents
一种采用pvt法提纯氮化铝粉末的方法及装置 Download PDFInfo
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- CN114873570B CN114873570B CN202210807563.6A CN202210807563A CN114873570B CN 114873570 B CN114873570 B CN 114873570B CN 202210807563 A CN202210807563 A CN 202210807563A CN 114873570 B CN114873570 B CN 114873570B
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- aluminum nitride
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
- C01B21/072—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with aluminium
- C01B21/0728—After-treatment, e.g. grinding, purification
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- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B23/00—Single-crystal growth by condensing evaporated or sublimed materials
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- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/40—AIIIBV compounds wherein A is B, Al, Ga, In or Tl and B is N, P, As, Sb or Bi
- C30B29/403—AIII-nitrides
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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CN202210807563.6A CN114873570B (zh) | 2022-07-11 | 2022-07-11 | 一种采用pvt法提纯氮化铝粉末的方法及装置 |
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CN114873570A CN114873570A (zh) | 2022-08-09 |
CN114873570B true CN114873570B (zh) | 2022-09-27 |
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Citations (12)
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WO1998033961A1 (en) * | 1997-01-31 | 1998-08-06 | Northrop Grumman Corporation | Apparatus for growing large silicon carbide single crystals |
WO2006110512A1 (en) * | 2005-04-07 | 2006-10-19 | North Carolina State University | Seeded growth process for preparing aluminum nitride single crystals |
CN103173851A (zh) * | 2006-07-14 | 2013-06-26 | 东洋炭素株式会社 | 坩埚用保护垫片及使用该坩埚用保护垫片的坩埚装置 |
CN106395770A (zh) * | 2016-06-30 | 2017-02-15 | 北京华进创威电子有限公司 | 一种氮化铝原料的纯化装置及纯化方法 |
CN106757322A (zh) * | 2016-12-22 | 2017-05-31 | 苏州奥趋光电技术有限公司 | 一种氮化铝原料高温提纯方法 |
CN206511930U (zh) * | 2017-01-10 | 2017-09-22 | 山东天岳晶体材料有限公司 | 一种多孔坩埚 |
JP2017178646A (ja) * | 2016-03-29 | 2017-10-05 | 新日鐵住金株式会社 | 炭化珪素単結晶製造用の黒鉛坩堝 |
CN108277526A (zh) * | 2017-12-29 | 2018-07-13 | 苏州奥趋光电技术有限公司 | 一种通过物理气相传输法生长氮化铝单晶的方法 |
CN108275664A (zh) * | 2017-12-29 | 2018-07-13 | 苏州奥趋光电技术有限公司 | 一种用于氮化铝的高温烧结提纯方法 |
CN111235631A (zh) * | 2020-03-19 | 2020-06-05 | 哈尔滨科友半导体产业装备与技术研究院有限公司 | 一种基于物理气相输送法晶体制备用多籽晶坩埚装置 |
CN214361831U (zh) * | 2021-03-08 | 2021-10-08 | 哈尔滨化兴软控科技有限公司 | 一种同时精确控制多个氮化铝晶体生长的装置 |
CN114855281A (zh) * | 2022-07-07 | 2022-08-05 | 山西中科潞安半导体技术研究院有限公司 | 一种基于尺寸和形状控制的AlN晶体材料制备方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103771360B (zh) * | 2014-02-26 | 2015-09-16 | 贵州万方铝化科技开发有限公司 | 制备AlN粉末的方法 |
CN112981533A (zh) * | 2021-02-08 | 2021-06-18 | 哈尔滨化兴软控科技有限公司 | 以金属铝和高纯氮气为原料pvt法生长氮化铝晶体的方法 |
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- 2022-07-11 CN CN202210807563.6A patent/CN114873570B/zh active Active
Patent Citations (12)
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---|---|---|---|---|
WO1998033961A1 (en) * | 1997-01-31 | 1998-08-06 | Northrop Grumman Corporation | Apparatus for growing large silicon carbide single crystals |
WO2006110512A1 (en) * | 2005-04-07 | 2006-10-19 | North Carolina State University | Seeded growth process for preparing aluminum nitride single crystals |
CN103173851A (zh) * | 2006-07-14 | 2013-06-26 | 东洋炭素株式会社 | 坩埚用保护垫片及使用该坩埚用保护垫片的坩埚装置 |
JP2017178646A (ja) * | 2016-03-29 | 2017-10-05 | 新日鐵住金株式会社 | 炭化珪素単結晶製造用の黒鉛坩堝 |
CN106395770A (zh) * | 2016-06-30 | 2017-02-15 | 北京华进创威电子有限公司 | 一种氮化铝原料的纯化装置及纯化方法 |
CN106757322A (zh) * | 2016-12-22 | 2017-05-31 | 苏州奥趋光电技术有限公司 | 一种氮化铝原料高温提纯方法 |
CN206511930U (zh) * | 2017-01-10 | 2017-09-22 | 山东天岳晶体材料有限公司 | 一种多孔坩埚 |
CN108277526A (zh) * | 2017-12-29 | 2018-07-13 | 苏州奥趋光电技术有限公司 | 一种通过物理气相传输法生长氮化铝单晶的方法 |
CN108275664A (zh) * | 2017-12-29 | 2018-07-13 | 苏州奥趋光电技术有限公司 | 一种用于氮化铝的高温烧结提纯方法 |
CN111235631A (zh) * | 2020-03-19 | 2020-06-05 | 哈尔滨科友半导体产业装备与技术研究院有限公司 | 一种基于物理气相输送法晶体制备用多籽晶坩埚装置 |
CN214361831U (zh) * | 2021-03-08 | 2021-10-08 | 哈尔滨化兴软控科技有限公司 | 一种同时精确控制多个氮化铝晶体生长的装置 |
CN114855281A (zh) * | 2022-07-07 | 2022-08-05 | 山西中科潞安半导体技术研究院有限公司 | 一种基于尺寸和形状控制的AlN晶体材料制备方法 |
Non-Patent Citations (3)
Title |
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Thermodynamic Analysis and Purification for Source Materials in Sublimation Crystal Growth of Aluminum Nitride;L Du, J Edgar;《MRS Online Proceedings Library》;20110131;全文 * |
坩埚位置对PVT生长AlN晶体过程中物质传输的影响;雷丹;《半导体光电》;20190716;全文 * |
物理气相传输法生长氮化铝晶体的研究;胡伟杰;《中国博士学位论文全文数据库 工程科技Ⅰ辑》;20210115;全文 * |
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Inventor after: Wang Chong Inventor after: Cui Yongqiang Inventor after: Fan Yixiang Inventor after: Zhang Tong Inventor after: Chang Yupeng Inventor after: Shi Wenjian Inventor after: Li Jinmin Inventor after: Guo Junjie Inventor before: Wang Chong Inventor before: Zhang Tong Inventor before: Chang Yupeng Inventor before: Li Jinmin |