CN101654278A - Method for synthesizing indium hydroxide nano block - Google Patents

Method for synthesizing indium hydroxide nano block Download PDF

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Publication number
CN101654278A
CN101654278A CN200910091566A CN200910091566A CN101654278A CN 101654278 A CN101654278 A CN 101654278A CN 200910091566 A CN200910091566 A CN 200910091566A CN 200910091566 A CN200910091566 A CN 200910091566A CN 101654278 A CN101654278 A CN 101654278A
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proline
indium
indium hydroxide
nano block
milliliter
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CN200910091566A
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CN101654278B (en
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曹化强
郑禾
刘开宇
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Tsinghua University
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Tsinghua University
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Abstract

The invention relates to a method for synthesizing an indium hydroxide nano block, belonging to the technical field of mercury-substituting corrosion-inhibiting materials for alkaline manganese batteries. The method takes hydrated indium nitrate [In(NO3)3.4.5H2O], proline (1-proline, C5H9NO2) and sodium hydroxide (NaOH) as raw materials and prepares aqueous solution containing the three raw materials as initial reaction solution at room temperature, placing the initial reaction solution in a stainless steel reaction kettle with a polytetrafluoroethylene liner to be heated at 180-240 DEG C for24-96h, thus obtaining the indium hydroxide nano block. Synthesis of the indium hydroxide nano block by the method is realized by employing the proline, a biomolecule, as one of the raw materials to participate in the reaction. The method provides a new synthetic method and a new material for researching the properties and practical purposes of the indium hydroxide nanocrystalline. Synthesis of the indium hydroxide nano block has great significance in both academic research and application.

Description

A kind of synthetic method of indium hydroxide nano block
Technical field
The present invention relates to a kind of synthetic method of indium hydroxide nano block, belong to alkaline Mn cell for mercury inhibition material technology field.
Background technology
Indium hydroxide is to be widely used in tinted shade, pottery, alkaline Mn cell for traditional field such as mercury inhibition Liu, chemical reagent.Be widely used in high-technology field and military fields such as photoelectricity industry in recent years, be specially adapted to be processed as indium tin oxide (ITO) target, make transparency electrode and transparent heat reflection body material, being used for production flat liquid crystal display and demist ice device, is one of research focus of current information high-tech area.Therefore, no matter synthesize indium hydroxide nano block in academic research or in application facet, all significant.
By retrieval, 1 patent report about indium hydroxide is arranged in the prior art:
(1) " the nanometer indium hydroxide is used to produce the technology of alkaline cell " (applicant: Wuhan Dagong High-Energy Power Supply Co. Ltd., contriver: Jin Baitao; Qi Lin; Application number: 01133675.7), a kind of technology that the nanometer indium hydroxide is used to produce alkaline cell of this invention report mainly is over-all properties and the period of storage in order to improve alkaline cell.It mainly is when making the negative material calamine cream, and the nanometer indium hydroxide is added in it as additive.Because the nanometer indium hydroxide is a kind of ultrafine particulate material, makes its calamine cream morphology of particles that variation take place, the electrochemical reaction in it is more abundant, thereby has improved the over-all properties and the period of storage of alkaline cell.
Its crystal shape, size, pattern, degree of crystallinity, thermostability, solvability are depended in the application of indium hydroxide, and these all depend on the selection of its synthetic method.The synthetic biomolecules of utilizing---amino acid---proline(Pro) of the indium hydroxide nano block of this patent report is that one of raw material participates in the reaction realization.This character and practical use for the research indium hydroxide nano block provides new synthetic method and novel material.No matter in academic research still in application facet, all have great importance.
Summary of the invention
The object of the present invention is to provide a kind of hydrothermal synthesis method of easy preparation indium hydroxide nano block.Raw materials used being easy to get in the synthetic method of the present invention, technology is easy.
The synthetic method of a kind of indium hydroxide nano block that the present invention proposes is characterized in that this method carries out as follows:
(1) with nitric hydrate indium [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), sodium hydroxide (NaOH) is raw material, at room temperature, preparation comprises indium nitrate [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), the aqueous solution of sodium hydroxide (NaOH), as reaction starting liquid, wherein the indium nitrate concentration range is 1~2 mmole/40 milliliter, the concentration of proline scope is 2~8 mmoles/40 milliliter, reaches 40 milliliters and make the pH value of solution reach 8 with the sodium hydroxide x milliliter regulator solution volume of dropper Dropwise 5 M or 10M;
(2) this reaction starting liquid is placed in the teflon-lined stainless steel cauldron, under 180-240 ℃ of temperature, heated 24~96 hours;
(3) give a baby a bath on the third day after its birth time with dehydrated alcohol again after the throw out that obtains after will reacting is washed once with deionized water, put into loft drier (60 ℃) then and carried out drying 7 hours, promptly obtain indium hydroxide nano block.
Description of drawings
Fig. 1 (a) is the transmission electron microscope photo of embodiment 1, and Fig. 1 (b) is the x-ray diffraction pattern of embodiment 1.
Fig. 2 (a) is the transmission electron microscope photo of embodiment 2, and Fig. 2 (b) is the x-ray diffraction pattern of embodiment 2.
Fig. 3 (a) is the transmission electron microscope photo of embodiment 3, and Fig. 3 (b) is the x-ray diffraction pattern of embodiment 3.
Fig. 4 (a) is the transmission electron microscope photo of embodiment 4, and Fig. 4 (b) is the x-ray diffraction pattern of embodiment 4.
Fig. 5 (a) is the transmission electron microscope photo of embodiment 5, and Fig. 5 (b) is the x-ray diffraction pattern of embodiment 5.
Fig. 6 (a) is the transmission electron microscope photo of embodiment 6, and Fig. 6 (b) is the x-ray diffraction pattern of embodiment 6.
Embodiment
Below by specific embodiment the present invention further is illustrated.
Embodiment 1:
---with nitric hydrate indium [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), sodium hydroxide (NaOH) is raw material, at room temperature, preparation comprises indium nitrate [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), the aqueous solution of sodium hydroxide (NaOH), as reaction starting liquid, wherein indium nitrate is 1 mmole/40 milliliter, and concentration of proline is 2 mmoles/40 milliliter, reaches 40 milliliters and make the pH value of solution reach 8 with 0.6 milliliter of regulator solution volume of sodium hydroxide of dropper Dropwise 5 M.
---this reaction starting liquid is placed in the teflon-lined stainless steel cauldron, and heating is 24 hours under 180 ℃ of temperature.
---give a baby a bath on the third day after its birth time with dehydrated alcohol again after the throw out that obtain after will reacting is washed once with deionized water, put into loft drier (60 ℃) then and carried out drying 7 hours, promptly obtain indium hydroxide nano block.Fig. 1 (a) is the transmission electron microscope photo of embodiment 1, by visible its nanometer piece of Fig. 1 (a).Fig. 1 (b) is an x-ray diffraction pattern, determines that product is an indium hydroxide.
Embodiment 2:
---with nitric hydrate indium [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), sodium hydroxide (NaOH) is raw material, at room temperature, preparation comprises indium nitrate [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), the aqueous solution of sodium hydroxide (NaOH), as reaction starting liquid, wherein indium nitrate is 1 mmole/40 milliliter, and concentration of proline is 2 mmoles/40 milliliter, reaches 40 milliliters and make the pH value of solution reach 8 with 0.6 milliliter of regulator solution volume of sodium hydroxide of dropper Dropwise 5 M.
---this reaction starting liquid is placed in the teflon-lined stainless steel cauldron, and heating is 24 hours under 210 ℃ of temperature.
---give a baby a bath on the third day after its birth time with dehydrated alcohol again after the throw out that obtain after will reacting is washed once with deionized water, put into loft drier (60 ℃) then and carried out drying 7 hours, promptly obtain indium hydroxide nano block.Fig. 2 (a) is the transmission electron microscope photo of embodiment 2, by visible its nanometer piece of Fig. 2 (a).Fig. 2 (b) is an x-ray diffraction pattern, determines that product is an indium hydroxide.
Embodiment 3:
---with nitric hydrate indium [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), sodium hydroxide (NaOH) is raw material, at room temperature, preparation comprises indium nitrate [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), the aqueous solution of sodium hydroxide (NaOH), as reaction starting liquid, wherein indium nitrate is 1 mmole/40 milliliter, and concentration of proline is 2 mmoles/40 milliliter, reaches 40 milliliters and make the pH value of solution reach 8 with 0.6 milliliter of regulator solution volume of sodium hydroxide of dropper Dropwise 5 M.
---this reaction starting liquid is placed in the teflon-lined stainless steel cauldron, and heating is 48 hours under 210 ℃ of temperature.
---give a baby a bath on the third day after its birth time with dehydrated alcohol again after the throw out that obtain after will reacting is washed once with deionized water, put into loft drier (60 ℃) then and carried out drying 7 hours, promptly obtain indium hydroxide nano block.Fig. 3 (a) is the transmission electron microscope photo of embodiment 3, by visible its nanometer piece of Fig. 3 (a).Fig. 3 (b) is an x-ray diffraction pattern, determines that product is an indium hydroxide.
Embodiment 4:10#
---with nitric hydrate indium [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), sodium hydroxide (NaOH) is raw material, at room temperature, preparation comprises indium nitrate [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), the aqueous solution of sodium hydroxide (NaOH), as reaction starting liquid, wherein indium nitrate is 1 mmole/40 milliliter, and concentration of proline is 2 mmoles/40 milliliter, reaches 40 milliliters and make the pH value of solution reach 8 with 0.6 milliliter of regulator solution volume of sodium hydroxide of dropper Dropwise 5 M.
---this reaction starting liquid is placed in the teflon-lined stainless steel cauldron, and heating is 96 hours under 210 ℃ of temperature.
---give a baby a bath on the third day after its birth time with dehydrated alcohol again after the throw out that obtain after will reacting is washed once with deionized water, put into loft drier (60 ℃) then and carried out drying 7 hours, promptly obtain indium hydroxide nano block.Fig. 4 (a) is the transmission electron microscope photo of embodiment 4, by visible its nanometer piece of Fig. 4 (a).Fig. 4 (b) is an x-ray diffraction pattern, determines that product is an indium hydroxide.
Embodiment 5:
---with nitric hydrate indium [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), sodium hydroxide (NaOH) is raw material, at room temperature, preparation comprises indium nitrate [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), the aqueous solution of sodium hydroxide (NaOH), as reaction starting liquid, wherein indium nitrate is 1 mmole/40 milliliter, and concentration of proline is 8 mmoles/40 milliliter, and the 0.35 milliliter of regulator solution volume of sodium hydroxide that drips 10M with dropper reaches 40 milliliters and make the pH value of solution reach 8.
---this reaction starting liquid is placed in the teflon-lined stainless steel cauldron, and heating is 24 hours under 210 ℃ of temperature.
---give a baby a bath on the third day after its birth time with dehydrated alcohol again after the throw out that obtain after will reacting is washed once with deionized water, put into loft drier (60 ℃) then and carried out drying 7 hours, promptly obtain indium hydroxide nano block.Fig. 5 (a) is the transmission electron microscope photo of embodiment 5, by visible its nanometer piece of Fig. 5 (a).Fig. 5 (b) is an x-ray diffraction pattern, determines that product is an indium hydroxide.
Embodiment 6:12#
---with nitric hydrate indium [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), sodium hydroxide (NaOH) is raw material, at room temperature, preparation comprises indium nitrate [In (NO 3) 34.5H 2O], proline(Pro) (l-Proline, C 5H 9NO 2), the aqueous solution of sodium hydroxide (NaOH), as reaction starting liquid, wherein indium nitrate is 1 mmole/40 milliliter, and concentration of proline is 4 mmoles/40 milliliter, and the 0.35 milliliter of regulator solution volume of sodium hydroxide that drips 10M with dropper reaches 40 milliliters and make the pH value of solution reach 8.
---this reaction starting liquid is placed in the teflon-lined stainless steel cauldron, and heating is 24 hours under 240 ℃ of temperature.
---give a baby a bath on the third day after its birth time with dehydrated alcohol again after the throw out that obtain after will reacting is washed once with deionized water, put into loft drier (60 ℃) then and carried out drying 7 hours, promptly obtain indium hydroxide nano block.Fig. 6 (a) is the transmission electron microscope photo of embodiment 6, by visible its nanometer piece of Fig. 6 (a).Fig. 6 (b) is an x-ray diffraction pattern, determines that product is an indium hydroxide.

Claims (1)

1, a kind of synthetic method of indium hydroxide nano block is characterized in that this method carries out as follows:
(1) with nitric hydrate indium [In (NO 3) 34.5H 2O], proline(Pro) (1-Proline, C 5H 9NO 2), sodium hydroxide (NaOH) is raw material, at room temperature, preparation comprises indium nitrate [In (NO 3) 34.5H 2O], proline(Pro) (1-Proline, C 5H 9NO 2), the aqueous solution of sodium hydroxide (NaOH), as reaction starting liquid, wherein the indium nitrate concentration range is 1~2 mmole/40 milliliter, the concentration of proline scope is 2~8 mmoles/40 milliliter, reaches 40 milliliters and make the pH value of solution reach 8 with the sodium hydroxide x milliliter regulator solution volume of dropper Dropwise 5 M or 10M;
(2) this reaction starting liquid is placed in the teflon-lined stainless steel cauldron, under 180-240 ℃ of temperature, heated 24~96 hours;
(3) give a baby a bath on the third day after its birth time with dehydrated alcohol again after the throw out that obtains after will reacting is washed once with deionized water, put into loft drier (60 ℃) then and carried out drying 7 hours, promptly obtain indium hydroxide nano block.
CN2009100915669A 2009-08-28 2009-08-28 Method for synthesizing indium hydroxide nano block Expired - Fee Related CN101654278B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102807250A (en) * 2012-07-26 2012-12-05 荣成百合生物技术有限公司 Method for synthesizing indium hydroxide millimeter or submillimeter block
CN106732517A (en) * 2016-11-28 2017-05-31 青岛科技大学 A kind of preparation method of the indium hydroxide photochemical catalyst with regular cube structure
CN110952107A (en) * 2019-12-19 2020-04-03 西南科技大学 Method for extracting uranium from seawater by using metal oxide containing oxygen vacancy
CN111004934A (en) * 2019-12-19 2020-04-14 西南科技大学 Method for extracting uranium by using coupling device of wind power generation and uranium extraction from seawater

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102807250A (en) * 2012-07-26 2012-12-05 荣成百合生物技术有限公司 Method for synthesizing indium hydroxide millimeter or submillimeter block
CN106732517A (en) * 2016-11-28 2017-05-31 青岛科技大学 A kind of preparation method of the indium hydroxide photochemical catalyst with regular cube structure
CN110952107A (en) * 2019-12-19 2020-04-03 西南科技大学 Method for extracting uranium from seawater by using metal oxide containing oxygen vacancy
CN111004934A (en) * 2019-12-19 2020-04-14 西南科技大学 Method for extracting uranium by using coupling device of wind power generation and uranium extraction from seawater
CN111004934B (en) * 2019-12-19 2021-03-23 西南科技大学 Method for extracting uranium by using coupling device of wind power generation and uranium extraction from seawater

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