CN100360427C - Ag2V4O11纳米带及其制法 - Google Patents
Ag2V4O11纳米带及其制法 Download PDFInfo
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- CN100360427C CN100360427C CNB2005100410721A CN200510041072A CN100360427C CN 100360427 C CN100360427 C CN 100360427C CN B2005100410721 A CNB2005100410721 A CN B2005100410721A CN 200510041072 A CN200510041072 A CN 200510041072A CN 100360427 C CN100360427 C CN 100360427C
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- 238000000034 method Methods 0.000 title claims description 7
- 238000002360 preparation method Methods 0.000 claims abstract description 17
- 239000002127 nanobelt Substances 0.000 claims description 33
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 239000012153 distilled water Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 101710134784 Agnoprotein Proteins 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 238000010792 warming Methods 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000005119 centrifugation Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims 2
- 229910017656 Ag2V4O11 Inorganic materials 0.000 abstract 4
- 239000007787 solid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000004098 selected area electron diffraction Methods 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000010406 cathode material Substances 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- WQEVDHBJGNOKKO-UHFFFAOYSA-K vanadic acid Chemical compound O[V](O)(O)=O WQEVDHBJGNOKKO-UHFFFAOYSA-K 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
Ag2V4O11纳米带，它是单斜晶系结构的、厚度为10～30nm、宽度为70～200nm、长度为2～5μm的Ag2V4O11纳米带。本发明公开了其制法。
Description
一、技术领域
本发明涉及钒酸银纳米带及其制法.具体地说，是用水热法制备的Ag2V4O11纳米带.
二、背景技术
近年来，一维纳米材料困其具有大的表面体积比、高的活性、特殊的电学性能和独特的光学性质而引起了科学界的广泛关注，因为它们无论是在基础科学研究还是在技术应用方面都具有极其重大的意义[参见：(a)C.M.Lieber，Solid State Commun.1998，107，607.(b)J.Hu，T.W.Odom，C.M.Lieber，Acc.Chem.Res.1999，32，435.(c)P.Yang，Y.Wu，R.Fan，Inter.J.Nanosci.2002，1，1.(d)G.R.Patzke，F.Krumeich，R.Nesper，Angew.Chem.Int.Ed.2002，41，2446.]。一维纳米材料所具有的许多特有性能已经被相继发现和报道，这其中包括极高的荧光效率[参见：E.W Wong，P.E.Sheedan，C.M.Lieber，Science 1997，277，1971.]、超强的机械韧性[参见：J.Voit，Rev.Rrog.Phys.1994，57，977.]、激光发射阈值的降低[参见：Z.Zhang，X.Sun，M.S.Dresselhaus，J.Y.Ying，J.Heremans，Phys.Rev.B2000，61，4850.]以及热电性能的增强[参见：X.F.Duan，Y.Huang，Y.Cui，J.F.Wang，C.M.Lieber，Nature 2001，409，66.]等.
Ag2V4O11具有一系列特殊的性质，且在诸多领域里有着广泛的应用.它是一种重要的功能材料，它具有较高的电压、大的比容量、资源丰富、价格便宜等特点[参见：(a)XieJ.G.，J.Mater.Sci.，2004，39，2565.]，在锂离子电池阴极材料方面有着很大的潜在开发利用价值[参见：(a)Xie J.G，Ultrasonics sonochemistry，2005，12，289.]，可广泛应用在锂离子电池阴极材料等方面[参见：(a)Takeuchi K.J.，Journal of power sources，2003，119，973.(b)Limthongkul P.，J.Electchem.Soc.2002，149(9)，A1237]。Ag2V4O11还具有催化性能[参见：(a)Ge X，J.Solid State Chem.，1998，141(1)，186.]。
目前，只有Xie课题组用溶胶-凝胶法处理后再用超声化学方法后处理制备出Ag2V4O11纳米溶胶，但是尚未见Ag2V4O11纳米带的报导。
三、发明内容
本发明的目的是提供Ag2V4O11纳米带及其制备方法。
本发明的技术方案如下：
Ag2V4O11纳米带，它是厚度为10～30nm，宽度为70～200nm，长度为2～5μm的Ag2V4O11纳米带.
上述的Ag2V4O11纳米带为单斜晶系的Ag2V4O11纳米带.
一种制备Ag2V4O11纳米带的方法，它是将1Ammol V2O5、1Ammol AgNO3和0.5Ammol NH2(CH2)6 NH2或0.5Ammol CH3(CH2)11 NH2溶于蒸馏水中搅拌均匀，移入聚四氟乙烯衬里的不锈钢反应釜中，然后升温至180℃恒温反应2天。反应结束后，将产物离心分离，沉淀用蒸馏水和乙醇依次洗涤，将所得的沉淀物置于真空和室温下干燥，得到灰色粉末状的Ag2V4O11纳米带.
本发明的Ag2V4O11纳米带经XRD测定，结果表明它为纯的单斜晶系的Ag2V4O11.峰的位置与强度都与文献值相匹配[参见：H.W.Zandbergen，J.Solid State Chem.1994，110，167].没有发现杂相峰，表明产品的纯度比较高。通过TEM照片，观察到本发明的Ag2V4O11纳米带是厚度为10～30nm，宽度为70～200nm，长度为2～5μm。
本发明的制备Ag2V4O11纳米带的方法原料简单易得、条件温和、耗时短、简便易行，所得的纳米带为纯的单斜晶系的Ag2V4O11纳米带。
四、附图说明
图1为本发明的Ag2V4O11纳米带的XRD图。
图2为本发明的Ag2V4O11纳米带的TEM照片和相应的选区电子衍射(SAED)图样。
图3为本发明的Ag2V4O11纳米带的SEM照片。
五、具体实施方式
实施例1.Ag2V4O11纳米带的制备
将5mmol V2O5、5mmol AgNO3和2.5mmol NH2(CH2)6 NH2溶于蒸馏水中搅拌均匀，移入聚四氟乙烯衬底的不锈钢反应釜中，然后升温至180℃恒温反应2天。反应结束后，将产物离心分离，沉淀用蒸馏水和乙醇依次洗涤，将所得的沉淀物置于真空和室温下干燥，得到灰色粉末，即得Ag2V4O11纳米带。粉末XRD结果(见附图1)表明它为纯的单斜晶系的Ag2V4O11。峰的位置与强度都与文献值相匹配[参见：H.W.Zandbergen，J.Solid State Chem.1994，110，167]。没有发现杂相峰，表明产品的纯度比较高。通过TEM照片，观察到本发明的Ag2V4O11纳米带是厚度为10～30nm，宽度为70～200nm，长度为2～5μm。而且由选区电子衍射图样可进一步证实这些纳米带是单斜晶系的Ag2V4O11纳米带。
实施例2.Ag2V4O11纳米带的制备
将5mmol V2O5、5mmol AgNO3和2.5mmol NH2(CH2)6 NH2溶于蒸馏水中搅拌均匀，移入聚四氟乙烯衬底的不锈钢反应釜中，然后升温至180℃恒温反应3d，制备的其他条件同实施例1。同样也得到尺寸和形态类似的产品。
实施例3.Ag2V4O11纳米带的制备
将5mmol V2O5、5mmol AgNO3和2.5mmol NH2(CH2)6 NH2溶于蒸馏水中搅拌均匀，移入聚四氟乙烯衬底的不锈钢反应釜中，然后升温至180℃恒温反应4d，制备的其他条件同实施例1。同样也得到尺寸和形态类似的产品。
实施例4.Ag2V4O11纳米带的制备
将5mmol V2O5、5mmol AgNO3和5mmol NH2(CH2)6 NH2溶于蒸馏水中搅拌均匀，移入聚四氟乙烯衬底的不锈钢反应釜中，然后升温至180℃恒温反应2d，制备的其他条件同实施例1。同样也得到尺寸和形态类似的产品。
实施例5.Ag2V4O11纳米带的制备
将5mmol V2O5、5mmol AgNO3和2.5mmol CH3(CH2)11 NH2溶于蒸馏水中搅拌均匀，移入聚四氟乙烯衬底的不锈钢反应釜中，然后升温至180℃恒温反应2d，制备的其他条件同实施例1。同样也得到尺寸和形态类似的产品.
实施例6.Ag2V4O11纳米带的制备
将5mmol V2O5、5mmol AgNO3和5mmol CH3(CH2)11 NH2溶于蒸馏水中搅拌均匀，移入聚四氟乙烯衬底的不锈钢反应釜中，然后升温至180℃恒温反应2d，制备的其他条件同实施例1.同样也得到尺寸和形态类似的产品.
Claims (3)
1.一种Ag2V4O11纳米带，其特征是：它是厚度为10～30nm，宽度为70～200nm，长度为2～5μm的单斜晶系结构的Ag2V4O11纳米带。
2.一种制备权利要求1所述的Ag2V4O11纳米带的方法，其特征是：将V2O5、AgNO3和NH2(CH2)6 NH2溶于蒸馏水中搅拌均匀，它们的物质的量之比为：V2O5∶AgNO3∶NH2(CH2)6 NH2＝2∶2∶1，移入聚四氟乙烯衬底的不锈钢反应釜中，然后升温至180℃恒温反应2天，反应结束后，将产物离心分离，沉淀用蒸馏水和乙醇依次洗涤，将所得的沉淀物置于真空和室温下干燥，得到灰色粉末状的Ag2V4O11纳米带。
3.根据权利要求2所述的Ag2V4O11纳米带的制备方法，其特征是，所述的NH2(CH2)6 NH2用相同物质的量的CH3(CH2)11 NH2替代。
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102190671B (zh) * | 2011-03-18 | 2014-02-12 | 安徽大学 | 一种锌-1-(2-吡啶偶氮)-2-萘酚纳米带的制备方法 |
| CN104250021A (zh) * | 2013-06-26 | 2014-12-31 | 江南大学 | 一种钒酸银纳米线的制备方法 |
| CN104993129A (zh) * | 2015-05-20 | 2015-10-21 | 南京大学 | 一种锂离子电池用钒基正极材料及其制备方法 |
| CN105230659A (zh) * | 2015-11-17 | 2016-01-13 | 中国科学院海洋研究所 | 一种Ag2V4O11纳米线光催化杀菌剂及其制备方法和应用 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0850901A (ja) * | 1993-02-24 | 1996-02-20 | Medtronic Inc | 電 池 |
| US5580683A (en) * | 1993-11-01 | 1996-12-03 | Wilson Greatbatch Ltd. | high pulse power cell |
| US5955218A (en) * | 1996-12-18 | 1999-09-21 | Medtronic, Inc. | Heat-treated silver vanadium oxide for use in batteries for implantable medical devices |
| JP2002319399A (ja) * | 2000-12-12 | 2002-10-31 | Wilson Greatbatch Ltd | γ相酸化バナジウム銀を出発物質としてε相酸化バナジウム銀を調製する方法 |
| JP2003115327A (ja) * | 2001-10-05 | 2003-04-18 | Mitsubishi Heavy Ind Ltd | 非水電解質二次電池 |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0850901A (ja) * | 1993-02-24 | 1996-02-20 | Medtronic Inc | 電 池 |
| US5580683A (en) * | 1993-11-01 | 1996-12-03 | Wilson Greatbatch Ltd. | high pulse power cell |
| US5955218A (en) * | 1996-12-18 | 1999-09-21 | Medtronic, Inc. | Heat-treated silver vanadium oxide for use in batteries for implantable medical devices |
| JP2002319399A (ja) * | 2000-12-12 | 2002-10-31 | Wilson Greatbatch Ltd | γ相酸化バナジウム銀を出発物質としてε相酸化バナジウム銀を調製する方法 |
| US6797017B2 (en) * | 2000-12-12 | 2004-09-28 | Wilson Greatbatch Ltd. | Preparation of ε-phase silver vanadium oxide from γ-phase SVO starting material |
| JP2003115327A (ja) * | 2001-10-05 | 2003-04-18 | Mitsubishi Heavy Ind Ltd | 非水電解質二次電池 |
Non-Patent Citations (5)
| Title |
|---|
| Advanced lithium batteries for implantable medicaldevices:mechanistic study of SVO cathode synthesis. Kenneth J. Takeuchi et al.Journal of Power Sources,Vol.119-121 . 2003 * |
| Application of ultrasonic irradiation to the sol-gel synthesis ofsilver vanadium oxides. Jinggang Xie et al.Ultrasonics Sonochemistry,Vol.12 . 2004 * |
| Silver vanadium oxides and related battery applications. Kenneth J. Takeuchi et al.Coordination Chemistry Reviews,Vol.219-221 . 2001 * |
| 锂离子电池中钒氧化物电极材料的研究现状. 陈昌国等.无机材料学报，第19卷第6期. 2004 * |
| 锂蓄电池正极材料V2O5干凝胶的研究进展. 郭丽等.电源技术，第27卷第6期. 2003 * |
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