KR100644465B1 - 산화주석 나노로드, 그 제조방법 및 이를 이용한 가스센서 - Google Patents
산화주석 나노로드, 그 제조방법 및 이를 이용한 가스센서 Download PDFInfo
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- KR100644465B1 KR100644465B1 KR1020040108871A KR20040108871A KR100644465B1 KR 100644465 B1 KR100644465 B1 KR 100644465B1 KR 1020040108871 A KR1020040108871 A KR 1020040108871A KR 20040108871 A KR20040108871 A KR 20040108871A KR 100644465 B1 KR100644465 B1 KR 100644465B1
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- South Korea
- Prior art keywords
- tin oxide
- tin
- gas
- sensitivity
- powder
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- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 229910001887 tin oxide Inorganic materials 0.000 title claims abstract description 92
- 239000002073 nanorod Substances 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims description 11
- 239000000843 powder Substances 0.000 claims abstract description 45
- NGCDGPPKVSZGRR-UHFFFAOYSA-J 1,4,6,9-tetraoxa-5-stannaspiro[4.4]nonane-2,3,7,8-tetrone Chemical compound [Sn+4].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O NGCDGPPKVSZGRR-UHFFFAOYSA-J 0.000 claims abstract description 43
- 230000035945 sensitivity Effects 0.000 claims abstract description 42
- 239000002244 precipitate Substances 0.000 claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 claims abstract description 21
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 53
- 239000002245 particle Substances 0.000 claims description 24
- 239000000758 substrate Substances 0.000 claims description 18
- 235000006408 oxalic acid Nutrition 0.000 claims description 17
- -1 tin halide compound Chemical class 0.000 claims description 17
- 239000012431 aqueous reaction media Substances 0.000 claims description 16
- 229910000510 noble metal Inorganic materials 0.000 claims description 15
- 239000003054 catalyst Substances 0.000 claims description 13
- 238000001556 precipitation Methods 0.000 claims description 13
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 229910052697 platinum Inorganic materials 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229910052763 palladium Inorganic materials 0.000 claims description 3
- 239000010970 precious metal Substances 0.000 claims description 3
- 230000001747 exhibiting effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 78
- 230000000052 comparative effect Effects 0.000 description 13
- 238000000197 pyrolysis Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000000779 smoke Substances 0.000 description 6
- 229910006404 SnO 2 Inorganic materials 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 4
- 239000002243 precursor Substances 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 231100001261 hazardous Toxicity 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 150000002912 oxalic acid derivatives Chemical class 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- VXQBJTKSVGFQOL-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethyl acetate Chemical compound CCCCOCCOCCOC(C)=O VXQBJTKSVGFQOL-UHFFFAOYSA-N 0.000 description 1
- 101710134784 Agnoprotein Proteins 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 101150003085 Pdcl gene Proteins 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910008449 SnF 2 Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010218 electron microscopic analysis Methods 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical compound [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 description 1
- 229940039790 sodium oxalate Drugs 0.000 description 1
- CVNKFOIOZXAFBO-UHFFFAOYSA-J tin(4+);tetrahydroxide Chemical group [OH-].[OH-].[OH-].[OH-].[Sn+4] CVNKFOIOZXAFBO-UHFFFAOYSA-J 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G19/00—Compounds of tin
- C01G19/02—Oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J6/00—Heat treatments such as Calcining; Fusing ; Pyrolysis
- B01J6/008—Pyrolysis reactions
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G1/00—Methods of preparing compounds of metals not covered by subclasses C01B, C01C, C01D, or C01F, in general
- C01G1/02—Oxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Abstract
Description
측정온도 | 350 ℃ | 400 ℃ |
실시예 2 (나노로드) | 1.43 | 1.85 |
실시예 4 (실시예 1 + Pd 함침) | 1.83 | 2.0 |
비교예 2 (등방성 입자) | 1.06 | 1.45 |
Claims (10)
- 할로겐화주석 화합물과 옥살산 또는 그 유도체를 반응시켜 얻어진 것으로,직경이 50 nm ∼ 500 nm이고, 종횡비가 50 ∼ 200 범위인 것을 특징으로 하는 산화주석 나노로드 분말.
- 삭제
- 제 1 항에 있어서, 상기 나노로드 분말은 400℃의 50 ppm CO를 기준으로 하여 1.5 ∼ 2.0의 가스 감도를 갖는 것을 특징으로 하는 산화주석 나노로드 분말.
- 제 1 항에 있어서, 상기 나노로드 분말은 귀금속 촉매 입자를 더 포함하는 것을 특징으로 하는 산화주석 나노로드 분말.
- 제 4 항에 있어서, 상기 귀금속 촉매 입자가 Pd, Pt, Ag 또는 이들의 혼합물인 것을 특징으로 하는 산화주석 나노로드 분말.
- 제 4 항에 있어서, 상기 귀금속 촉매 입자의 함량이 0.04 ∼ 0.20 중량%인 것을 특징으로 하는 산화주석 나노로드 분말.
- 60 ∼ 100 ℃의 수계반응매질 중에서 할로겐화주석 화합물과 옥살산 또는 그 유도체를 반응시켜 나노로드 형태의 옥살산주석 침전을 생성시키는 단계 및,상기 옥살산주석 침전을 400 ∼ 500 ℃ 범위에서 열분해하여 나노로드 형태의 산화주석 분말을 생성시키는 단계를 포함하는 산화주석 나노로드 분말 제조 방법.
- 제 7 항에 있어서, 상기 옥살산주석 침전을 생성시키는 단계가 70 ∼ 95 ℃에서 수행되는 것을 특징으로 하는 산화주석 나노로드 분말 제조 방법.
- 절연성 기판, 상기 기판 위에 소정의 간격을 두고 설치된 한 쌍의 전극, 및 상기 한 쌍의 전극을 전기적으로 연결하는 가스감응체를 포함하는 가스센서로서,상기 가스감응체가 상기 제 1 항, 제 3 항 ∼ 제 6 항 중 어느 한 항에 따른 산화주석 나노로드 분말을 포함하는 것을 특징으로 하는 가스센서.
- 제 9 항에 있어서, 상기 절연성 기판을 가열하기 위한 히터를 더 포함하는 것을 특징으로 하는 가스센서.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101305131B1 (ko) | 2007-06-13 | 2013-09-12 | 현대자동차주식회사 | 자동차용 매연 감지 센서의 제조 방법 |
CN103562134A (zh) * | 2011-01-27 | 2014-02-05 | 霍尼韦尔国际公司 | 制备高纯氧化亚锡的方法 |
CN106395888A (zh) * | 2016-12-07 | 2017-02-15 | 山东大学 | 一种有机污染物近室温气敏选择性检测的石墨烯相氮化碳氧化锡复合材料及制备方法与应用 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100748786B1 (ko) * | 2006-05-08 | 2007-08-13 | 현대자동차주식회사 | 매연 감지센서용 산화주석의 제조방법 및 이를 이용한자동차용 매연감지센서 |
CN100354208C (zh) * | 2006-07-17 | 2007-12-12 | 华东理工大学 | 一种二氧化锡纳米棒的制备方法 |
KR100867576B1 (ko) * | 2007-01-26 | 2008-11-10 | 경북대학교 산학협력단 | 주석산화물 센서 및 그 제조방법 |
KR101040323B1 (ko) * | 2008-08-29 | 2011-06-13 | 고려대학교 산학협력단 | 나노 구조체, 이를 포함하는 센서 및 그 제조방법 |
JP6860870B2 (ja) * | 2015-10-14 | 2021-04-21 | 株式会社日本触媒 | ガスセンサ |
CN114094062B (zh) * | 2021-10-09 | 2024-04-05 | 温州大学 | 一种草酸辅助合成二氧化锡纳米颗粒复合石墨烯高性能储锂储钠材料的制备方法及其应用 |
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JPS56120519A (en) * | 1980-02-21 | 1981-09-21 | Fuji Photo Film Co Ltd | Needlelike tin oxide and its manufacture |
KR940007528A (ko) * | 1992-09-15 | 1994-04-27 | 이헌조 | 단결정 산화주석을 이용한 가스센서의 제조방법 및 구조 |
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JP2004216500A (ja) | 2003-01-14 | 2004-08-05 | National Institute For Materials Science | 単結晶二酸化スズナノテープとその製造方法 |
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2004
- 2004-12-20 KR KR1020040108871A patent/KR100644465B1/ko active IP Right Grant
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JPS56120519A (en) * | 1980-02-21 | 1981-09-21 | Fuji Photo Film Co Ltd | Needlelike tin oxide and its manufacture |
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US6602932B2 (en) * | 1999-12-15 | 2003-08-05 | North Carolina State University | Nanoparticle composites and nanocapsules for guest encapsulation and methods for synthesizing same |
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JP2004216500A (ja) | 2003-01-14 | 2004-08-05 | National Institute For Materials Science | 単結晶二酸化スズナノテープとその製造方法 |
Non-Patent Citations (2)
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1020040108871 - 650066 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101305131B1 (ko) | 2007-06-13 | 2013-09-12 | 현대자동차주식회사 | 자동차용 매연 감지 센서의 제조 방법 |
CN103562134A (zh) * | 2011-01-27 | 2014-02-05 | 霍尼韦尔国际公司 | 制备高纯氧化亚锡的方法 |
CN106395888A (zh) * | 2016-12-07 | 2017-02-15 | 山东大学 | 一种有机污染物近室温气敏选择性检测的石墨烯相氮化碳氧化锡复合材料及制备方法与应用 |
CN106395888B (zh) * | 2016-12-07 | 2018-06-05 | 山东大学 | 一种有机污染物近室温气敏选择性检测的石墨烯相氮化碳氧化锡复合材料及制备方法与应用 |
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