CN103632902A - 一种阴极活性发射材料的制备方法 - Google Patents
一种阴极活性发射材料的制备方法 Download PDFInfo
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- CN103632902A CN103632902A CN201310009451.7A CN201310009451A CN103632902A CN 103632902 A CN103632902 A CN 103632902A CN 201310009451 A CN201310009451 A CN 201310009451A CN 103632902 A CN103632902 A CN 103632902A
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- China
- Prior art keywords
- barium
- preparation
- calcium oxide
- strontium calcium
- emissive material
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000000463 material Substances 0.000 title claims abstract description 79
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 24
- HYXGAEYDKFCVMU-UHFFFAOYSA-N scandium oxide Chemical compound O=[Sc]O[Sc]=O HYXGAEYDKFCVMU-UHFFFAOYSA-N 0.000 claims abstract description 24
- QKYBEKAEVQPNIN-UHFFFAOYSA-N barium(2+);oxido(oxo)alumane Chemical compound [Ba+2].[O-][Al]=O.[O-][Al]=O QKYBEKAEVQPNIN-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000000227 grinding Methods 0.000 claims abstract description 16
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 12
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 10
- 239000000843 powder Substances 0.000 claims abstract description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 6
- 239000001257 hydrogen Substances 0.000 claims abstract description 6
- AWXRPWGHEGQZBM-UHFFFAOYSA-N calcium strontium barium(2+) oxygen(2-) Chemical compound [O--].[O--].[O--].[Ca++].[Sr++].[Ba++] AWXRPWGHEGQZBM-UHFFFAOYSA-N 0.000 claims description 26
- 230000000694 effects Effects 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- ITZMJVLQOXZJFN-UHFFFAOYSA-J calcium strontium dicarbonate Chemical compound [Sr+2].C([O-])([O-])=O.[Ca+2].C([O-])([O-])=O ITZMJVLQOXZJFN-UHFFFAOYSA-J 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 2
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 2
- 238000007598 dipping method Methods 0.000 abstract description 23
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 abstract description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract description 4
- 239000000292 calcium oxide Substances 0.000 abstract description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract description 4
- 238000010923 batch production Methods 0.000 abstract description 3
- 238000009792 diffusion process Methods 0.000 abstract description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract description 2
- 229910000018 strontium carbonate Inorganic materials 0.000 abstract description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 abstract 4
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Inorganic materials [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 abstract 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract 3
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Inorganic materials [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 abstract 3
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Inorganic materials [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 abstract 1
- 238000012864 cross contamination Methods 0.000 abstract 1
- 238000004321 preservation Methods 0.000 abstract 1
- 238000000197 pyrolysis Methods 0.000 abstract 1
- 239000010408 film Substances 0.000 description 32
- 150000003839 salts Chemical class 0.000 description 24
- 238000000034 method Methods 0.000 description 11
- 238000012360 testing method Methods 0.000 description 10
- 230000008020 evaporation Effects 0.000 description 9
- 238000001704 evaporation Methods 0.000 description 9
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 9
- 229910052721 tungsten Inorganic materials 0.000 description 9
- 239000010937 tungsten Substances 0.000 description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 238000007654 immersion Methods 0.000 description 6
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 5
- 238000011161 development Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 239000011159 matrix material Substances 0.000 description 5
- 229910052750 molybdenum Inorganic materials 0.000 description 5
- 239000011733 molybdenum Substances 0.000 description 5
- 229910000510 noble metal Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 150000004645 aluminates Chemical class 0.000 description 3
- -1 barium aluminate salt Chemical class 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000320 mechanical mixture Substances 0.000 description 3
- 238000000083 pulse voltammetry Methods 0.000 description 3
- 229910052761 rare earth metal Inorganic materials 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- 229910002058 ternary alloy Inorganic materials 0.000 description 3
- BVCHZEOVPXACBQ-UHFFFAOYSA-N [Ca][Ba][Sr] Chemical compound [Ca][Ba][Sr] BVCHZEOVPXACBQ-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000005219 brazing Methods 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- OUFGXIPMNQFUES-UHFFFAOYSA-N molybdenum ruthenium Chemical compound [Mo].[Ru] OUFGXIPMNQFUES-UHFFFAOYSA-N 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 238000006424 Flood reaction Methods 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002355 dual-layer Substances 0.000 description 1
- BDAGIHXWWSANSR-NJFSPNSNSA-N hydroxyformaldehyde Chemical compound O[14CH]=O BDAGIHXWWSANSR-NJFSPNSNSA-N 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104299869A (zh) * | 2014-09-26 | 2015-01-21 | 北京工业大学 | 一种浸渍型Re3W-Sc2O3混合基阴极材料及其制备方法 |
CN107564783A (zh) * | 2017-09-05 | 2018-01-09 | 中国科学院电子学研究所 | 热场发射阴极及其制备方法、及应用其的真空电子器件 |
CN108615664A (zh) * | 2018-04-25 | 2018-10-02 | 北京工业大学 | 一种腔体储备式阴极 |
CN112374882A (zh) * | 2020-11-12 | 2021-02-19 | 中国科学院空天信息创新研究院 | 发射材料、制备方法及应用 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4007393A (en) * | 1975-02-21 | 1977-02-08 | U.S. Philips Corporation | Barium-aluminum-scandate dispenser cathode |
CN1128403A (zh) * | 1994-10-25 | 1996-08-07 | 电子工业部第十二研究所自动工程研究所 | 激光蒸发薄膜钪系阴极及其制备方法 |
CN1183168A (zh) * | 1996-02-29 | 1998-05-27 | 松下电子工业株式会社 | 电子管用阴极 |
CN1090378C (zh) * | 1995-09-21 | 2002-09-04 | 松下电器产业株式会社 | 阴极射线管用的发射极材料及其制造方法 |
CN1394348A (zh) * | 2000-09-19 | 2003-01-29 | 皇家菲利浦电子有限公司 | 包含复合材料阴极的阴极射线管 |
-
2013
- 2013-01-10 CN CN201310009451.7A patent/CN103632902B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4007393A (en) * | 1975-02-21 | 1977-02-08 | U.S. Philips Corporation | Barium-aluminum-scandate dispenser cathode |
CN1128403A (zh) * | 1994-10-25 | 1996-08-07 | 电子工业部第十二研究所自动工程研究所 | 激光蒸发薄膜钪系阴极及其制备方法 |
CN1090378C (zh) * | 1995-09-21 | 2002-09-04 | 松下电器产业株式会社 | 阴极射线管用的发射极材料及其制造方法 |
CN1183168A (zh) * | 1996-02-29 | 1998-05-27 | 松下电子工业株式会社 | 电子管用阴极 |
CN1394348A (zh) * | 2000-09-19 | 2003-01-29 | 皇家菲利浦电子有限公司 | 包含复合材料阴极的阴极射线管 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104299869A (zh) * | 2014-09-26 | 2015-01-21 | 北京工业大学 | 一种浸渍型Re3W-Sc2O3混合基阴极材料及其制备方法 |
CN104299869B (zh) * | 2014-09-26 | 2017-01-11 | 北京工业大学 | 一种浸渍型Re3W-Sc2O3混合基阴极材料及其制备方法 |
CN107564783A (zh) * | 2017-09-05 | 2018-01-09 | 中国科学院电子学研究所 | 热场发射阴极及其制备方法、及应用其的真空电子器件 |
CN107564783B (zh) * | 2017-09-05 | 2019-12-03 | 中国科学院电子学研究所 | 热场发射阴极及其制备方法、及应用其的真空电子器件 |
CN108615664A (zh) * | 2018-04-25 | 2018-10-02 | 北京工业大学 | 一种腔体储备式阴极 |
CN112374882A (zh) * | 2020-11-12 | 2021-02-19 | 中国科学院空天信息创新研究院 | 发射材料、制备方法及应用 |
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Effective date of registration: 20240319 Address after: 100190 No. 19 West North Fourth Ring Road, Haidian District, Beijing Patentee after: Research Institute of aerospace information innovation, Chinese Academy of Sciences Country or region after: China Address before: 100080, No. 19 West Fourth Ring Road, Beijing, Haidian District Patentee before: Institute of Electronics, Chinese Academy of Sciences Country or region before: China |
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Effective date of registration: 20240403 Address after: 102600 room 206, building 1, Shuanghe Beili, Huangcun Town, Daxing District, Beijing Patentee after: Beijing Huatai guangheng Technology Co.,Ltd. Country or region after: China Address before: 100190 No. 19 West North Fourth Ring Road, Haidian District, Beijing Patentee before: Research Institute of aerospace information innovation, Chinese Academy of Sciences Country or region before: China |
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