CN114028966A - Preparation method of novel nano tin oxide transparent dispersion liquid - Google Patents
Preparation method of novel nano tin oxide transparent dispersion liquid Download PDFInfo
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- CN114028966A CN114028966A CN202111193618.0A CN202111193618A CN114028966A CN 114028966 A CN114028966 A CN 114028966A CN 202111193618 A CN202111193618 A CN 202111193618A CN 114028966 A CN114028966 A CN 114028966A
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- liquid
- tin oxide
- nano tin
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- 239000007788 liquid Substances 0.000 title claims abstract description 49
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910001887 tin oxide Inorganic materials 0.000 title claims abstract description 29
- 239000006185 dispersion Substances 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000011324 bead Substances 0.000 claims abstract description 24
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 238000000227 grinding Methods 0.000 claims abstract description 16
- 239000000843 powder Substances 0.000 claims abstract description 16
- 239000002243 precursor Substances 0.000 claims abstract description 16
- 239000002270 dispersing agent Substances 0.000 claims abstract description 10
- 239000002245 particle Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000000919 ceramic Substances 0.000 claims abstract description 6
- 239000008367 deionised water Substances 0.000 claims abstract description 4
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 4
- 238000001914 filtration Methods 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 4
- 239000010935 stainless steel Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000005303 weighing Methods 0.000 claims description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- 239000002199 base oil Substances 0.000 claims description 3
- 125000002467 phosphate group Chemical class [H]OP(=O)(O[H])O[*] 0.000 claims description 3
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 3
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 2
- 150000002191 fatty alcohols Chemical class 0.000 claims description 2
- 238000004321 preservation Methods 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 abstract description 3
- 230000032798 delamination Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000011858 nanopowder Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Landscapes
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
The invention discloses a preparation method of a novel nano tin oxide transparent dispersion liquid, which comprises the steps of putting precursor liquid deionized water into a stirring cylinder, stirring and adding a dispersing agent, adding precursor powder high-purity nano tin oxide powder into the stirring cylinder through vacuum feeding, heating to 30-60 ℃, preserving heat and stirring for 0.5-10 hours to obtain nano tin oxide liquid; and then, carrying out bead grinding on the nano tin oxide liquid by using bead grinding equipment, feeding while carrying out bead grinding, stopping bead grinding until the liquid particle diameter D50 is 0.02-0.04 mu m and D100 is 0.08-0.15 mu m, and filtering into a closed plastic tank by using a stainless steel filter with a ceramic lining to obtain the nano tin oxide transparent dispersion liquid. Compared with the existing method, the preparation method of the invention has the advantages of simple operation, short process time, more uniform particle size, good transparency, no precipitation and no delamination of liquid and good stability.
Description
Technical Field
The invention relates to a preparation method of a novel nano tin oxide transparent dispersion liquid, belonging to the technical field of nano material preparation.
Background
Tin oxide is an inorganic substance, has a chemical formula of SnO2, is white, light yellow or light gray tetragonal, hexagonal or orthorhombic powder, is an excellent transparent conductive material, and is widely used in enamel, electromagnetic materials, polishing agents, coatings and electronic industry.
The nano powder is easy to agglomerate, the dispersion effect is poor, and the prepared liquid is poor in uniformity when in use. Therefore, after the nano tin oxide powder is prepared into completely dispersed liquid, the liquid can be conveniently mixed with other liquid materials for use, the liquid is fully and uniformly dispersed and does not agglomerate, and the liquid can stably exist for a long time without precipitation.
Disclosure of Invention
In order to realize the purpose, the invention provides a preparation method of a novel nano tin oxide transparent dispersion liquid, which adopts the technical scheme that:
a preparation method of novel nano tin oxide transparent dispersion liquid comprises the following steps:
preparing precursor powder: weighing high-purity nano tin oxide powder with the purity of 99.9 percent and the particle size of 20-30 nm;
preparing precursor liquid: weighing deionized water;
liquid preparation: putting the precursor liquid into a stirring cylinder, stirring and adding a dispersing agent, adding the precursor powder into the stirring cylinder through vacuum feeding, heating to 30-60 ℃, and stirring for 0.5-10 hours under heat preservation to obtain nano tin oxide liquid;
preparing a dispersion liquid: and (2) performing bead grinding on the nano tin oxide liquid by using bead grinding equipment, feeding while performing bead grinding, stopping bead grinding until the liquid particle diameter D50 is 0.02-0.04 mu m and D100 is 0.08-0.15 mu m, and filtering into a closed plastic tank by using a stainless steel filter with a ceramic lining to obtain the nano tin oxide transparent dispersion liquid.
Further, the dispersing agent added in the liquid preparation step comprises xanthated base oil acid salt, phosphate salt, fatty alcohol polyoxyethylene ether and novel synthetic dispersing agent, and the addition amount of the dispersing agent is 0.2-8% of the weight of the precursor powder.
Further, in the liquid preparation step, the temperature rise rate of the stirring cylinder is 0.5-2 ℃/min.
Further, in the step of preparing the dispersion, the bead mill equipment is a bead mill lined with zirconia ceramics, and the beads are zirconium beads with a size of 0.05-0.1 mm.
The invention has the beneficial effects that: compared with the existing method, the preparation method of the invention has the advantages of simple operation, short process time, more uniform particle size, good transparency, no precipitation and no delamination of liquid and good stability.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention.
Example 1:
a preparation method of novel nano tin oxide transparent dispersion liquid comprises the following steps:
preparing precursor powder: weighing 40kg of high-purity nano tin oxide powder produced by Xuancheng crystal new material Limited, wherein the purity of the powder is 99.9 percent, and the particle size is 20-30 nm;
preparing precursor liquid: weighing 140kg of deionized water;
liquid preparation: putting the precursor liquid into a stirring cylinder, stirring, adding 2kg of xanthated base oil acid salt, phosphate salt, fatty alcohol-polyoxyethylene ether and novel synthetic dispersant, adding the precursor powder into the stirring cylinder through vacuum feeding, heating to 20 ℃ at the speed of 0.5-2 ℃/min, preserving heat and stirring for 2h to obtain nano tin oxide liquid;
preparing a dispersion liquid: and (2) performing bead grinding on the nano tin oxide liquid by using bead grinding equipment, feeding while performing bead grinding, stopping bead grinding until the liquid particle diameter D50 is 0.02-0.04 mu m and D100 is 0.08-0.15 mu m, and filtering by using a stainless steel filter (a filter element is a 0.22 mu m PP folding filter element) lined with ceramic into a closed plastic tank to obtain the nano tin oxide transparent dispersion liquid.
It should be understood that the above-mentioned embodiments are only illustrative of the technical concepts and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the main technical scheme of the invention are covered in the protection scope of the invention.
Claims (4)
1. A preparation method of novel nano tin oxide transparent dispersion liquid is characterized by comprising the following steps:
preparing precursor powder: weighing high-purity nano tin oxide powder with the purity of 99.9 percent and the particle size of 20-30 nm;
preparing precursor liquid: weighing deionized water;
liquid preparation: putting the precursor liquid into a stirring cylinder, stirring and adding a dispersing agent, adding the precursor powder into the stirring cylinder through vacuum feeding, heating to 30-60 ℃, and stirring for 0.5-10 hours under heat preservation to obtain nano tin oxide liquid;
preparing a dispersion liquid: and (2) performing bead grinding on the nano tin oxide liquid by using bead grinding equipment, feeding while performing bead grinding, stopping bead grinding until the liquid particle diameter D50 is 0.02-0.04 mu m and D100 is 0.08-0.15 mu m, and filtering into a closed plastic tank by using a stainless steel filter with a ceramic lining to obtain the nano tin oxide transparent dispersion liquid.
2. The method for preparing a novel transparent nano tin oxide dispersion liquid as claimed in claim 1, wherein the dispersant added in the liquid preparation step is xanthated base oil acid salt, phosphate salt, fatty alcohol polyoxyethylene ether and novel synthetic dispersant, and the addition amount of the dispersant is 0.2-8% of the weight of the precursor powder.
3. The method for preparing a novel transparent dispersion of nano tin oxide as claimed in claim 1, wherein in the step of preparing the liquid, the temperature rise rate of the stirring cylinder is 0.5-2 ℃/min.
4. The method for preparing a novel transparent nano tin oxide dispersion according to claim 1, wherein in the step of preparing the dispersion, the bead mill equipment is a bead mill lined with zirconia ceramics, and the beads are zirconium beads with the size of 0.05-0.1 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111193618.0A CN114028966A (en) | 2021-10-13 | 2021-10-13 | Preparation method of novel nano tin oxide transparent dispersion liquid |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111193618.0A CN114028966A (en) | 2021-10-13 | 2021-10-13 | Preparation method of novel nano tin oxide transparent dispersion liquid |
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| CN114028966A true CN114028966A (en) | 2022-02-11 |
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| CN202111193618.0A Pending CN114028966A (en) | 2021-10-13 | 2021-10-13 | Preparation method of novel nano tin oxide transparent dispersion liquid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115155357A (en) * | 2022-07-08 | 2022-10-11 | 新疆盈润恒盛纳米科技有限公司奎屯分公司 | A kind of preparation method of nanometer gadolinium oxide dispersion |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104087021A (en) * | 2014-06-09 | 2014-10-08 | 沪本新材料科技（上海）有限公司 | Preparation method of nano-metered tin antimony oxide oil-based dispersing liquid |
| JP2018027872A (en) * | 2016-08-18 | 2018-02-22 | 国立研究開発法人産業技術総合研究所 | Tungsten oxide dispersion and method for manufacturing the same |
| CN110085746A (en) * | 2019-05-08 | 2019-08-02 | 苏州协鑫纳米科技有限公司 | Electron transfer layer and its preparation method and application |
| CN111099648A (en) * | 2019-12-26 | 2020-05-05 | 宣城晶瑞新材料有限公司 | Preparation method of yttrium oxide dispersion liquid |
-
2021
- 2021-10-13 CN CN202111193618.0A patent/CN114028966A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104087021A (en) * | 2014-06-09 | 2014-10-08 | 沪本新材料科技（上海）有限公司 | Preparation method of nano-metered tin antimony oxide oil-based dispersing liquid |
| JP2018027872A (en) * | 2016-08-18 | 2018-02-22 | 国立研究開発法人産業技術総合研究所 | Tungsten oxide dispersion and method for manufacturing the same |
| CN110085746A (en) * | 2019-05-08 | 2019-08-02 | 苏州协鑫纳米科技有限公司 | Electron transfer layer and its preparation method and application |
| CN111099648A (en) * | 2019-12-26 | 2020-05-05 | 宣城晶瑞新材料有限公司 | Preparation method of yttrium oxide dispersion liquid |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115155357A (en) * | 2022-07-08 | 2022-10-11 | 新疆盈润恒盛纳米科技有限公司奎屯分公司 | A kind of preparation method of nanometer gadolinium oxide dispersion |
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Application publication date: 20220211 |
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