CN108609590B - 一种氮化硅粉体生产线 - Google Patents
一种氮化硅粉体生产线 Download PDFInfo
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- CN108609590B CN108609590B CN201810356907.XA CN201810356907A CN108609590B CN 108609590 B CN108609590 B CN 108609590B CN 201810356907 A CN201810356907 A CN 201810356907A CN 108609590 B CN108609590 B CN 108609590B
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- nitrogen
- cooling
- boiler tube
- microwave plasma
- powder
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- 239000000843 powder Substances 0.000 title claims abstract description 61
- 229910052581 Si3N4 Inorganic materials 0.000 title claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 34
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 412
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 205
- 238000001816 cooling Methods 0.000 claims abstract description 110
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 69
- 239000011863 silicon-based powder Substances 0.000 claims abstract description 67
- 238000006243 chemical reaction Methods 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000004321 preservation Methods 0.000 claims abstract description 41
- 239000000725 suspension Substances 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000003860 storage Methods 0.000 claims abstract description 23
- 238000004064 recycling Methods 0.000 claims abstract description 13
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 59
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 26
- 239000007789 gas Substances 0.000 claims description 23
- 238000002791 soaking Methods 0.000 claims description 15
- 229920000742 Cotton Polymers 0.000 claims description 13
- 229910021529 ammonia Inorganic materials 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 7
- 238000005304 joining Methods 0.000 claims description 6
- 230000002459 sustained effect Effects 0.000 claims description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 abstract description 10
- 230000036961 partial effect Effects 0.000 abstract description 5
- 210000002381 plasma Anatomy 0.000 description 51
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
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- 238000009413 insulation Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000002194 synthesizing effect Effects 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
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- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010924 continuous production Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
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- 239000012535 impurity Substances 0.000 description 1
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- 238000000926 separation method Methods 0.000 description 1
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- -1 silicon nitrides Chemical class 0.000 description 1
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- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
Classifications
-
- 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
- C01B21/068—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 silicon
- C01B21/0682—Preparation by direct nitridation of silicon
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
Description
指标 | 同行 | 本反应器 | 比较 |
电费 | 4万元/吨 | 1万元/吨 | 省3万元/吨 |
工资 | 1万元/吨 | 0.5万元/吨 | 省0.5万元/吨 |
耗材 | 0.6万元/吨 | 0.1万元/吨 | 省0.5万元/吨 |
合计 | 5.6万元/吨 | 1.6万元/吨 | 省4万元/吨 |
纯度 | 98% | 99.5% | 提高1.5% |
α相 | 90% | 97% | 提高7% |
粒径 | 0.7-1微米 | 0.5-0.7微米 | 小0.2微米 |
同等投资产量1∶5 | 1 | 5 | 5倍 |
Claims (8)
Priority Applications (1)
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CN201810356907.XA CN108609590B (zh) | 2018-04-19 | 2018-04-19 | 一种氮化硅粉体生产线 |
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CN201810356907.XA CN108609590B (zh) | 2018-04-19 | 2018-04-19 | 一种氮化硅粉体生产线 |
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CN108609590A CN108609590A (zh) | 2018-10-02 |
CN108609590B true CN108609590B (zh) | 2019-10-29 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110204342B (zh) * | 2019-06-10 | 2020-06-30 | 宁夏秦氏新材料有限公司 | 沉降式自蔓延氮化铝的制备方法 |
CN116768636B (zh) * | 2023-06-06 | 2024-03-29 | 衡阳凯新特种材料科技有限公司 | 一种连续式氮化法制备氮化硅粉体生产线 |
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CN103072960B (zh) * | 2012-10-15 | 2015-06-17 | 宁波广博纳米新材料股份有限公司 | 纳米氮化硅粉的生产方法 |
CN104237452B (zh) * | 2014-10-15 | 2015-10-28 | 中国科学院山西煤炭化学研究所 | 一种固体粉末连续燃烧装置 |
CN106276826B (zh) * | 2016-06-13 | 2018-03-27 | 合肥学院 | 一种采用流化床反应器合成氮化硅的系统 |
CN208327841U (zh) * | 2018-04-19 | 2019-01-04 | 浙江东瓷新材料有限公司 | 一种氮化硅粉体生产线 |
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Effective date of registration: 20200811 Address after: No.28, Fengxi Middle Road, Yong'an Industrial Cluster District, Fuying street, Xianju County, Taizhou City, Zhejiang Province, 317300 Patentee after: Zhejiang Yuyao New Material Co.,Ltd. Address before: 317300 industrial cluster area of Baita Town Xianju County Taizhou city Zhejiang Province Patentee before: ZHEJIANG DONGCI NEW MATERIAL Co.,Ltd. |
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Effective date of registration: 20241015 Address after: Room D2-1, Building 15, No. 3938 Laochuan Road, Baoshan District, Shanghai, 201900 Patentee after: Shanghai Baoci New Materials Co.,Ltd. Country or region after: China Address before: No.28, Fengxi Middle Road, Yong'an industrial cluster, Fuying street, Xianju County, Taizhou City, Zhejiang Province, 317300 Patentee before: Zhejiang Yuyao New Material Co.,Ltd. Country or region before: China |