CN104624126A - Preparation method of silicon dioxide/nickel manganese silicate hollow microspheres - Google Patents
Preparation method of silicon dioxide/nickel manganese silicate hollow microspheres Download PDFInfo
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- CN104624126A CN104624126A CN201410711231.3A CN201410711231A CN104624126A CN 104624126 A CN104624126 A CN 104624126A CN 201410711231 A CN201410711231 A CN 201410711231A CN 104624126 A CN104624126 A CN 104624126A
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- preparation
- silica
- manganese
- nickel
- silicon dioxide
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- 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
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
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- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Silicon Compounds (AREA)
Abstract
The invention relates to the technical field of material chemistry, and in particular relates to a preparation method of silicon dioxide/nickel manganese silicate hollow microspheres. The preparation method of the silicon dioxide/nickel manganese silicate hollow microspheres comprises the following steps: step 1, preparing raw materials; step 2, preparing an SiO2 template; and step 3, preparing silicon dioxide/nickel silicate hollow microspheres. Compared with a conventional preparation method, the preparation method disclosed by the invention has the characteristics that the method is simple and feasible, can be used for removing the SiO2 template without using a special process, and ensures that the shapes, sizes and shell thicknesses of products are easy to adjust and control.
Description
Technical field
The present invention relates to material chemistry technical field, be specifically related to the preparation method of a kind of silica/silicon acid nickel manganese tiny balloon.
Background technology
The size that tiny balloon is made up of nano particle in nanometer to micrometer range, multiple dimensioned multi-level nanostructured containing hollow cavity, there is the feature of low-density, high-specific surface area, high stability and Surface Permeability, its hollow parts can hold a large amount of guest molecules or large scale object simultaneously, thus produce some peculiar character based on microcosmic " parcel " effect, make tiny balloon can be used as a kind of new function material, and have broad application prospects.It has potential application in catalyst, battery, medicine controlled releasing, photoelectric material, sensor, environmental science etc., thus causes the extensive concern of people.Along with the development of nanometer technology, the nano composite material that synthesis has a hollow-core construction becomes an important research field in investigation of materials gradually.The method preparing tiny balloon is at present a lot, as hydro-thermal method, template, sol-gel process, epitaxial growth method, interfacial reaction method, self-assembly method etc., wherein with hydro-thermal method and template the most common.
Summary of the invention
The present invention be intended to propose a kind of with the silica of Liquid preparation methods for template, adopt hydro-thermal method, take nickel acetate as nickel source, manganese acetate is manganese source, the method for synthetic silica/silicic acid nickel manganese tiny balloon.
Technical program of the present invention lies in:
A preparation method for silica/silicon acid nickel manganese tiny balloon, comprises the following steps:
Step 1: raw material prepare:
Absolute ethyl alcohol (CH
3cH
20H), ammoniacal liquor (NH3OH), ethyl orthosilicate (TEOS), nickel acetate (Ni (CH
3cOO)
2), manganese acetate (Mn (CH
3cOO)
2).
Step 2: template Si0
2preparation:
In the absolute ethyl alcohol of 75mL, add 7mL ethyl orthosilicate, 3mL deionized water, 80mL ammoniacal liquor successively, stir 5 h at ambient temperature, then centrifugal, washing, dry, obtain the silicon-dioxide powdery of white.
Step 3: the preparation of silica/silicon acid nickel tiny balloon:
By the 0.1g silica ultrasonic disperse of above-mentioned preparation in 40mL deionized water, ultrasonic 10 min, form white emulsion, add nickel acetate, manganese acetate, continue ultrasonic 30 min, obtain mixed solution, then gained solution is moved in reactor, in 180 DEG C of insulation 12h, be cooled to room temperature, after centrifugal, washing, drying, obtain silica/silicon acid nickel manganese tiny balloon.
Technique effect of the present invention is:
The present invention is compared with traditional preparation method, and this method has simple, removes Si0 without the need to special process
2template, the features such as product shape, size, thickness of the shell easy-regulating.
Detailed description of the invention
A preparation method for silica/silicon acid nickel manganese tiny balloon, comprises the following steps:
Step 1: raw material prepare:
Absolute ethyl alcohol (CH
3cH
20H), ammoniacal liquor (NH3OH), ethyl orthosilicate (TEOS), nickel acetate (Ni (CH
3cOO)
2), manganese acetate (Mn (CH
3cOO)
2).
Step 2: template Si0
2preparation:
In the absolute ethyl alcohol of 75mL, add 7mL ethyl orthosilicate, 3mL deionized water, 80mL ammoniacal liquor successively, stir 5 h at ambient temperature, then centrifugal, washing, dry, obtain the silicon-dioxide powdery of white.
Step 3: the preparation of silica/silicon acid nickel tiny balloon:
By the 0.1g silica ultrasonic disperse of above-mentioned preparation in 40mL deionized water, ultrasonic 10 min, form white emulsion, add nickel acetate, manganese acetate, continue ultrasonic 30 min, obtain mixed solution, then gained solution is moved in reactor, in 180 DEG C of insulation 12h, be cooled to room temperature, after centrifugal, washing, drying, obtain silica/silicon acid nickel manganese tiny balloon.
By the 0.1g silica ultrasonic disperse of above-mentioned preparation in 40mL deionized water, ultrasonic 10 min, form white emulsion, then add 0.83g nickel acetate, continue ultrasonic 30min, form green emulsion, this emulsion is moved in the reactor of polytetrafluoroethylene (PTFE), in 180 DEG C of insulation 12 h, is cooled to room temperature, after centrifugal, washing, drying, obtain pale green powder, be alkali formula silicic acid nickel tiny balloon.
By the 0.1g silica ultrasonic disperse of above-mentioned preparation in 40mL deionized water, ultrasonic 10 min, form white emulsion, add 0.41g manganese acetate, continue ultrasonic 30 min, form light brown emulsion, then this emulsion is transferred in reactor, in 180 DEG C of insulation 12h, is cooled to room temperature, after centrifugal, washing, drying, obtain brown ceramic powder, be silica/manganese sesquioxide managnic oxide microballoon.
Claims (1)
1. a preparation method for silica/silicon acid nickel manganese tiny balloon, is characterized in that: comprise the following steps:
Step 1: raw material prepare:
Absolute ethyl alcohol (CH
3cH
20H), ammoniacal liquor (NH3OH), ethyl orthosilicate (TEOS), nickel acetate (Ni (CH
3cOO)
2), manganese acetate (Mn (CH
3cOO)
2);
Step 2: template Si0
2preparation:
In the absolute ethyl alcohol of 75mL, add 7mL ethyl orthosilicate, 3mL deionized water, 80mL ammoniacal liquor successively, stir 5 h at ambient temperature, then centrifugal, washing, dry, obtain the silicon-dioxide powdery of white;
Step 3: the preparation of silica/silicon acid nickel tiny balloon:
By the 0.1g silica ultrasonic disperse of above-mentioned preparation in 40mL deionized water, ultrasonic 10 min, form white emulsion, add nickel acetate, manganese acetate, continue ultrasonic 30 min, obtain mixed solution, then gained solution is moved in reactor, in 180 DEG C of insulation 12h, be cooled to room temperature, after centrifugal, washing, drying, obtain silica/silicon acid nickel manganese tiny balloon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410711231.3A CN104624126A (en) | 2014-12-01 | 2014-12-01 | Preparation method of silicon dioxide/nickel manganese silicate hollow microspheres |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410711231.3A CN104624126A (en) | 2014-12-01 | 2014-12-01 | Preparation method of silicon dioxide/nickel manganese silicate hollow microspheres |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104624126A true CN104624126A (en) | 2015-05-20 |
Family
ID=53203650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410711231.3A Pending CN104624126A (en) | 2014-12-01 | 2014-12-01 | Preparation method of silicon dioxide/nickel manganese silicate hollow microspheres |
Country Status (1)
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|---|---|
| CN (1) | CN104624126A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109046231A (en) * | 2018-08-29 | 2018-12-21 | 合肥学院 | Method for preparing mesoporous copper bismuth silicate nano composite material by ultrasonic-assisted hydrothermal synthesis method and application |
| CN109847765A (en) * | 2019-03-08 | 2019-06-07 | 西北师范大学 | The preparation and the application in evolving hydrogen reaction of CdSNRs@NiSilicate ultrathin nanometer piece composite material |
| CN111659339A (en) * | 2020-06-23 | 2020-09-15 | 华东交通大学 | Preparation method and application of LDHs-loaded layered nano hollow microsphere NiSiO @ NiAlFe adsorbent |
-
2014
- 2014-12-01 CN CN201410711231.3A patent/CN104624126A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109046231A (en) * | 2018-08-29 | 2018-12-21 | 合肥学院 | Method for preparing mesoporous copper bismuth silicate nano composite material by ultrasonic-assisted hydrothermal synthesis method and application |
| CN109046231B (en) * | 2018-08-29 | 2020-12-22 | 合肥学院 | Method for preparing mesoporous copper bismuth silicate nano composite material by ultrasonic-assisted hydrothermal synthesis method and application |
| CN109847765A (en) * | 2019-03-08 | 2019-06-07 | 西北师范大学 | The preparation and the application in evolving hydrogen reaction of CdSNRs@NiSilicate ultrathin nanometer piece composite material |
| CN109847765B (en) * | 2019-03-08 | 2021-06-08 | 西北师范大学 | Preparation of CdSNRs @ NiSilicate ultrathin nanosheet composite material and application of composite material in hydrogen evolution reaction |
| CN111659339A (en) * | 2020-06-23 | 2020-09-15 | 华东交通大学 | Preparation method and application of LDHs-loaded layered nano hollow microsphere NiSiO @ NiAlFe adsorbent |
| CN111659339B (en) * | 2020-06-23 | 2022-10-21 | 华东交通大学 | Preparation method and application of LDHs-loaded layered nano hollow microsphere NiSiO @ NiAlFe adsorbent |
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Legal Events
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150520 |