CN103739015A - Antimony-tin oxide with conductive and flame retardant effect and preparation method thereof - Google Patents

Antimony-tin oxide with conductive and flame retardant effect and preparation method thereof Download PDF

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Publication number
CN103739015A
CN103739015A CN201310239953.9A CN201310239953A CN103739015A CN 103739015 A CN103739015 A CN 103739015A CN 201310239953 A CN201310239953 A CN 201310239953A CN 103739015 A CN103739015 A CN 103739015A
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China
Prior art keywords
tin
antimony oxide
preparation
antimony
fire retardation
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CN201310239953.9A
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Chinese (zh)
Inventor
刘鲁梅
田野
雷楠楠
胡正水
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Qingdao University of Science and Technology
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Qingdao University of Science and Technology
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Priority to CN201310239953.9A priority Critical patent/CN103739015A/en
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Abstract

The invention relates to a method for preparing an antimony-tin oxide with conductive and flame retardant effects. Anhydrous ethanol and N,N-dimethyl formamide are used as solvents, tin salt, antimonic salt and polyvinylpyrrolidone are prepared to be a mixed solution, pH value of the solution is regulated to precipitate to form colloid or fluid suspension; solvent heat reaction of the reactant colloid or fluid suspension are carried out in a reactor, and a solid phase substance is collected and washed with water and anhydrous ethanol, to obtain the antimony-tin oxide of a SnxSbyOz one-dimensional micro-nano phase. The method is simple in technology, does not need complex technology and equipment, and is easy for industrialization production.

Description

One has conduction fire retardation tin-antimony oxide and preparation method thereof
Technical field
The present invention relates to a kind of preparation method with conduction fire retardation tin-antimony oxide, belong to inorganic materials and functional materials fabricating technology field.
Technical background
SnO 2it is N-shaped semiconductor material with wide forbidden band, because of its special air-sensitive, printing opacity and conductive characteristic, become and prepare gas sensor, the ideal material of transparency electrode, thus at aspects such as structure gas sensor, photodiode, flat-panel monitor and thin-film solar cells, be widely used.But pure SnO 2resistance conventionally higher, general by SnO 2in mix a small amount of Sb, In or Pb plasma reduce SnO 2resistivity and keep its good visible light transmissivity, doping SnO 2with its good optics, electric property and high chemical stability, be widely used in the fields such as solar cell, liquid-crystal display, electroluminescent.
One-dimensional material has more superior physics and electric property than zero dimension and two-dimensional material, to SnO 2one-dimentional structure adulterates, and can improve electric transmission and photon excitation efficiency, improves SnO 2the gas sensitization degree of material sensors etc.
The invention provides a kind of simple method successfully prepare length-to-diameter ratio high there is Sn xsb yo zthe tin-antimony oxide of one-dimensional micro-nanometer thing phase.
Summary of the invention
One-dimensional micro-nanometer tin-antimony oxide of the present invention makes by solvent thermal synthesis method.The method suitability extensively, mild condition, technique be simple, is easy to suitability for industrialized production.
The method that the present invention prepares one-dimensional micro-nanometer tin-antimony oxide comprises the following steps:
The mixing solutions of configuration pink salt, antimonic salt and polyvinylpyrrolidone, regulates pH under agitation condition, reactant is separated out and form colloid or suspension.Dehydrated alcohol and DMF are made solvent, and the volume ratio of dehydrated alcohol and DMF is 1:20-1:2, and pink salt and antimonic salt concentration concentration are 0.01-0.5molL -1, antimony tin mol ratio is 1:100-5:1, and polyvinylpyrrolidone concentration is 0.10-10 g/L, and pH is 8-14.
Then reactant colloid or suspension have been transferred in teflon-lined closed reactor, at 80-200 ℃ of reaction 4-24 hour, finally, by gained solid product water and absolute ethanol washing, remove water-soluble substances, can obtain one-dimensional micro-nanometer tin-antimony oxide.
The prepared one-dimensional micro-nanometer tin-antimony oxide of the present invention, mean diameter is 10 μ m, mean length is 100 μ m.
specific implementation method
Below by embodiment, the invention will be further described.
Embodiment 1:
Configuration SnCl 4, SbCl 3with the mixing solutions of polyvinylpyrrolidone, solvent is that volume ratio is dehydrated alcohol and the DMF of 1:2, SnCl 4and SbCl 3concentration be 0.10molL -1, concentration 5 g/L of polyvinylpyrrolidone.Under the condition constantly stirring, regulator solution pH value is 11, forms suspension.In sealed reactor, be heated to 100 ℃, be incubated 12 hours.Collect the solid matter that reaction generates, after separating, washing, obtain pale powder shape product.Tetragonal spheroidal Sn in product X ray diffraction peaks and standard spectrum storehouse 918sb 109o 2(JCPDS, No.88-2348) coupling; Through scanning electron microscope analysis, be acicular structure, diameter is about 10 μ m, and length is about 100 μ m.
Embodiment 2:
Configuration SnCl 4, SbCl 3with the mixing solutions of polyvinylpyrrolidone, solvent is that volume ratio is dehydrated alcohol and the DMF of 1:2, SnCl 4and SbCl 3concentration be 0.10molL -1, concentration 5 g/L of polyvinylpyrrolidone.Under the condition constantly stirring, regulator solution pH value is 11, forms suspension.In sealed reactor, be heated to 150 ℃, be incubated 12 hours.Collect the solid matter that reaction generates, after separating, washing, obtain pale powder shape product.Tetragonal spheroidal Sn in product X ray diffraction peaks and standard spectrum storehouse 918sb 109o 2(JCPDS, No.88-2348) coupling; Through scanning electron microscope analysis, be acicular structure, diameter is about 5 μ m, and length is about 20 μ m.

Claims (5)

1. one kind has conduction fire retardation tin-antimony oxide and preparation method thereof, it is characterized in that first pink salt, antimonic salt and polyvinylpyrrolidone being mixed with to mixing solutions, with dehydrated alcohol and N, dinethylformamide is made solvent, under agitation condition, regulate pH again, reactant is separated out and form after colloid or suspension, move in autoclave and react, after collection solid matter water and absolute ethanol washing, can obtain tin-antimony oxide.
2. as claimed in claim 1 have a conduction fire retardation tin-antimony oxide, it is characterized in that: target compound is a kind of containing Sn xsb yo zthe tin-antimony oxide of one-dimensional micro-nanometer thing phase, the representative thing of one-dimensional micro-nanometer thing phase is Sn mutually 918sb 109o 2.
3. the preparation method with conduction fire retardation tin-antimony oxide as claimed in claim 1, is characterized in that: antimonic salt in reactant: pink salt mol ratio is 1:100-5:1.
4. the preparation method with conduction fire retardation tin-antimony oxide as claimed in claim 1, is characterized in that: dehydrated alcohol and DMF are made mixed solvent, and the volume ratio of dehydrated alcohol and DMF is 1:20-1:2.
5. the preparation method with conduction fire retardation tin-antimony oxide as claimed in claim 1, is characterized in that: reactant solution pH value is 8-14.
CN201310239953.9A 2013-06-18 2013-06-18 Antimony-tin oxide with conductive and flame retardant effect and preparation method thereof Pending CN103739015A (en)

Priority Applications (1)

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CN201310239953.9A CN103739015A (en) 2013-06-18 2013-06-18 Antimony-tin oxide with conductive and flame retardant effect and preparation method thereof

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CN201310239953.9A CN103739015A (en) 2013-06-18 2013-06-18 Antimony-tin oxide with conductive and flame retardant effect and preparation method thereof

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1962455A (en) * 2006-11-11 2007-05-16 广西民族大学 Process for preparing multiple ATO nanometer structure

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1962455A (en) * 2006-11-11 2007-05-16 广西民族大学 Process for preparing multiple ATO nanometer structure

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
雷楠楠 等: "聚乙烯吡咯烷酮/溶剂辅助合成SnO2纳米晶体", 《青岛科技大学(自然科学版)》, vol. 34, no. 1, 28 February 2013 (2013-02-28), pages 22 - 27 *
龚圣 等: "溶胶-凝胶法制备纳米锑掺杂氧化锡的团聚消除", 《化工学报》, vol. 62, no. 5, 31 May 2011 (2011-05-31), pages 1460 - 1465 *

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Application publication date: 20140423