CN101318708B - 以介孔二氧化硅为模板合成高比表面积纳米铁酸镧的方法 - Google Patents
以介孔二氧化硅为模板合成高比表面积纳米铁酸镧的方法 Download PDFInfo
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- CN101318708B CN101318708B CN2008100649774A CN200810064977A CN101318708B CN 101318708 B CN101318708 B CN 101318708B CN 2008100649774 A CN2008100649774 A CN 2008100649774A CN 200810064977 A CN200810064977 A CN 200810064977A CN 101318708 B CN101318708 B CN 101318708B
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- surface area
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- silicon oxide
- mesoporous silicon
- acid lanthanum
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- 229910052746 lanthanum Inorganic materials 0.000 title claims abstract description 42
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000002194 synthesizing effect Effects 0.000 title claims abstract description 18
- 229910000859 α-Fe Inorganic materials 0.000 title abstract 5
- 239000000377 silicon dioxide Substances 0.000 title abstract 3
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims abstract description 41
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 24
- 239000000843 powder Substances 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 5
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 37
- 239000002253 acid Substances 0.000 claims description 37
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 34
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 12
- 239000011863 silicon-based powder Substances 0.000 claims description 8
- 239000004408 titanium dioxide Substances 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 8
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 7
- 238000005119 centrifugation Methods 0.000 claims description 4
- 229960000935 dehydrated alcohol Drugs 0.000 claims description 4
- 238000004821 distillation Methods 0.000 claims description 4
- 238000000227 grinding Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 abstract description 24
- 238000006555 catalytic reaction Methods 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000003786 synthesis reaction Methods 0.000 abstract description 2
- 239000011259 mixed solution Substances 0.000 abstract 2
- 229910016870 Fe(NO3)3-9H2O Inorganic materials 0.000 abstract 1
- 238000010668 complexation reaction Methods 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- 238000001179 sorption measurement Methods 0.000 abstract 1
- 238000001308 synthesis method Methods 0.000 abstract 1
- 230000001699 photocatalysis Effects 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- 238000010189 synthetic method Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012456 homogeneous solution Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000013033 photocatalytic degradation reaction Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical compound [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 description 1
- 229940043267 rhodamine b Drugs 0.000 description 1
- 238000002336 sorption--desorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
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CN2008100649774A CN101318708B (zh) | 2008-07-23 | 2008-07-23 | 以介孔二氧化硅为模板合成高比表面积纳米铁酸镧的方法 |
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CN2008100649774A CN101318708B (zh) | 2008-07-23 | 2008-07-23 | 以介孔二氧化硅为模板合成高比表面积纳米铁酸镧的方法 |
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CN101318708A CN101318708A (zh) | 2008-12-10 |
CN101318708B true CN101318708B (zh) | 2010-06-16 |
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CN2008100649774A Expired - Fee Related CN101318708B (zh) | 2008-07-23 | 2008-07-23 | 以介孔二氧化硅为模板合成高比表面积纳米铁酸镧的方法 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101852754B (zh) * | 2010-05-14 | 2013-06-19 | 云南大学 | 一种掺杂铁酸镧甲醛气敏材料及其制备方法 |
CN101857275B (zh) * | 2010-05-19 | 2012-05-23 | 北京化工大学 | 镁掺杂铁酸镧气敏材料及其制备方法和用途 |
CN102249343B (zh) * | 2011-05-16 | 2013-02-13 | 黑龙江大学 | 利用硅烷偶联剂合成大比表面积纳米铁酸镧的方法 |
CN102807252B (zh) * | 2012-08-20 | 2014-07-30 | 上海应用技术学院 | 一种介孔铈锆固溶体复合氧化物纳米材料及其制备方法 |
CN104058516B (zh) * | 2014-05-30 | 2015-11-25 | 安徽国星生物化学有限公司 | 一种在草甘膦生产过程产生的含磷废水的处理方法 |
CN105565388A (zh) * | 2014-11-05 | 2016-05-11 | 天津大学 | 三维有序大孔铁酸镧气敏材料及其制备方法 |
CN104478000A (zh) * | 2014-11-05 | 2015-04-01 | 天津大学 | 镁掺杂三维有序大孔铁酸镧气敏材料及其制备方法 |
CN105347403A (zh) * | 2015-12-11 | 2016-02-24 | 云南大学 | 一种高选择性甲醛气敏材料及其制备方法与应用 |
CN113381007B (zh) * | 2021-06-09 | 2022-03-29 | 中国科学院上海应用物理研究所 | 一种制备高温熔盐电池用的铁酸钠-铁酸镧电极材料方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1631525A (zh) * | 2004-11-16 | 2005-06-29 | 燕山大学 | 铁酸镧/锂纳米复合粉体光催化剂及其制备工艺 |
CN101214928A (zh) * | 2008-01-11 | 2008-07-09 | 北京工业大学 | 利用硬模板剂合成高比表面积有序介孔金属氧化物的方法 |
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CN1631525A (zh) * | 2004-11-16 | 2005-06-29 | 燕山大学 | 铁酸镧/锂纳米复合粉体光催化剂及其制备工艺 |
CN101214928A (zh) * | 2008-01-11 | 2008-07-09 | 北京工业大学 | 利用硬模板剂合成高比表面积有序介孔金属氧化物的方法 |
Non-Patent Citations (2)
Title |
---|
李姝丹等.纳米LaFeO3的制备和表征及其气相光催化性能.哈尔滨工业大学学报39 6.2007,39(6),1001-1004. |
李姝丹等.纳米LaFeO3的制备和表征及其气相光催化性能.哈尔滨工业大学学报39 6.2007,39(6),1001-1004. * |
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