CN107555409A - A kind of preparation method of porous calcium phosphate indium catalysis material - Google Patents
A kind of preparation method of porous calcium phosphate indium catalysis material Download PDFInfo
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- CN107555409A CN107555409A CN201710861525.8A CN201710861525A CN107555409A CN 107555409 A CN107555409 A CN 107555409A CN 201710861525 A CN201710861525 A CN 201710861525A CN 107555409 A CN107555409 A CN 107555409A
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- inidum chloride
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Abstract
The present invention discloses a kind of preparation method of porous calcium phosphate indium catalysis material, specifically includes following steps：Inidum chloride is added in ether, with ultrasonic dissolution, then adds polyacrylamide, is stirred, is obtained homogeneous spinning solution, electrostatic spinning, obtain the polyacrylamide nano fiber containing inidum chloride；The obtained polyacrylamide nano fiber containing inidum chloride is placed in tube furnace, in air atmosphere, 10 DEG C/min speed heating, to 450 ~ 500 DEG C, the h of constant temperature 3 ~ 5, then stops heating, Temperature fall to room temperature, obtains porous inidum chloride；Obtained porous inidum chloride is placed in the phosphoric acid solution that 50 ~ 100 mL concentration are 2 ~ 20 mg/L, after impregnating 10 ~ 25 h, removes phosphoric acid solution, cleaned 2 ~ 3 times with pure water, 60 ~ 80 DEG C of drying, obtain a kind of porous calcium phosphate indium catalysis material.It is an advantage of the invention that：1. by porous inidum chloride and phosphatase reaction, porous calcium phosphate indium is made；2. porous calcium phosphate indium adsorptivity is strong, there is concentrated effect to pollutant, degradation speed is fast.
Description
Technical field
The present invention relates to novel environmental pollution control material field, more particularly to a kind of system of porous calcium phosphate indium catalysis material
Preparation Method.
Background technology
With the development of science and technology, caused murder by poisoning organic pollution serious threat environment and people in industrial and agricultural production
The health of class, seek a kind of new and effective environmental improvement technology and have great importance.Photocatalysis technology is because of its energy-conservation, height
Effect, contaminant degradation are thorough, non-secondary pollution advantage, turn into a kind of emerging environmental improvement with important application prospect at present
Technology.In recent years, the development of new and effective visible-light photocatalyst turns into an important research content in photocatalysis technology,
Wherein there is the catalysis material of surface plasma resonance effect, because of its unique Surface Physical Chemistry property and efficient visible
Light photocatalysis performance, turns into one of focus of research.But nanoparticles are easily reunited, surface area greatly reduces after reunion, effect
Fruit weakens.
Phosphate has Open architecture, and the inorganic crystal material of this structure is in homogeneous catalysis, absorption, ion isolation etc.
The extensive use of aspect, as the focus of nearest investigation of materials.Indium phosphate opens duct microcellular structure also due to having, because
This has attracted the notice of people.Traditional method is the method with hydro-thermal, solvent heat and ion thermal synthesis, and selection, which has, to be formed
The organic molecule and metal complex of containing Microporous Compounds potential are as structure directing agent, using can be as Louis acid catalysis activity
The indium (III) at center is used as metal center, to synthesize the phosphate containing Microporous Compounds with open-framework.
The solid of the hole containing certain amount is a kind of by being mutually communicated or blind bore hole forms network knot porous material
The material of structure, the border or surface of hole are made up of pillar or flat board.Porous material has very strong adsorption function, every kind of gas
Or the diameter of fluid molecule is different, its degrees of freedom moved is different, and the porous material of different pore size is to gas with various or liquid
The adsorption capacity of body is just different.
Electrostatic spinning is a kind of technology for preparing nano-fiber material of convenient and efficient, its by syringe needle with connecing
Application high voltage forms strong electrostatic field between receiving substrate, and traction polymer solution carries out spinning.Ability product, can by processing after spinning
To obtain corresponding product.
The content of the invention
The purpose of the present invention is for overcome the deficiencies in the prior art, there is provided a kind of preparation of porous calcium phosphate indium catalysis material
Method.
The technical solution adopted by the present invention is in turn include the following steps：
1）1 ~ 3 g inidum chlorides are added in 10 ~ 15 mL ether, with ultrasonic dissolution, 3 ~ 5 g polyacrylamides is then added, stirs
Mix, obtain homogeneous spinning solution, electrostatic spinning, obtain the polyacrylamide nano fiber containing inidum chloride；
2）The obtained polyacrylamide nano fiber containing inidum chloride is placed in tube furnace, in air atmosphere, 10 DEG C/
Min speed heating, to 450 ~ 500 DEG C, the h of constant temperature 3 ~ 5, then stops heating, Temperature fall to room temperature, obtains porous inidum chloride；
3）Obtained porous inidum chloride is placed in the phosphoric acid solution that 50 ~ 100 mL concentration are 2 ~ 20 mg/L, impregnates 10 ~ 25 h
Afterwards, phosphoric acid solution is removed, is cleaned 2 ~ 3 times with pure water, 60 ~ 80 DEG C of drying, obtains a kind of porous calcium phosphate indium catalysis material.
It is an advantage of the invention that：1. by porous inidum chloride and phosphatase reaction, porous calcium phosphate indium is made.2. porous calcium phosphate indium
Adsorptivity is strong, there is concentrated effect to pollutant, and degradation speed is fast.
Embodiment
3 embodiments of the present invention are provided further below：
Embodiment 1
3 g inidum chlorides are added in 15 mL ether, with ultrasonic dissolution, then add 5 g polyacrylamides, are stirred, are obtained
One spinning solution, electrostatic spinning, obtain the polyacrylamide nano fiber containing inidum chloride；It is poly- containing inidum chloride by what is obtained
Acrylamide nanofiber is placed in tube furnace, in air atmosphere, 10 DEG C/min speed heating, to 500 DEG C, the h of constant temperature 5,
Stop heating again, Temperature fall to room temperature, obtain porous inidum chloride；Obtained porous inidum chloride is placed in 100 mL concentration as 20
In mg/L phosphoric acid solution, after impregnating 25 h, phosphoric acid solution is removed, is cleaned 3 times with pure water, 80 DEG C of drying, is obtained a kind of more
Hole indium phosphate catalysis material.
Obtained porous calcium phosphate indium catalysis material is used to handle wastewater containing methylene blue：0.4 g porous calcium phosphate indium light
Catalysis material is added in the methylene blue waste water that 200 mL concentration are 30 mg/L, under 120 W LED irradiation, reaction
30 min, percent of decolourization 99.5%, after catalyst separation reuses 5 times, under similarity condition, 30min is reacted, percent of decolourization is
92.2%。
Embodiment 2
1 g inidum chlorides are added in 10 mL ether, with ultrasonic dissolution, then add 3 g polyacrylamides, are stirred, are obtained
One spinning solution, electrostatic spinning, obtain the polyacrylamide nano fiber containing inidum chloride；It is poly- containing inidum chloride by what is obtained
Acrylamide nanofiber is placed in tube furnace, in air atmosphere, 10 DEG C/min speed heating, to 450 DEG C, the h of constant temperature 3,
Stop heating again, Temperature fall to room temperature, obtain porous inidum chloride；Obtained porous inidum chloride is placed in 50 mL concentration as 2
In mg/L phosphoric acid solution, after impregnating 10 h, phosphoric acid solution is removed, is cleaned 2 times with pure water, 60 DEG C of drying, is obtained a kind of more
Hole indium phosphate catalysis material.
Obtained porous calcium phosphate indium catalysis material is used to handle waste water containing acid scarlet：0.5 g porous calcium phosphate indium light
Catalysis material is added in the acid scarlet waste water that 300 mL concentration are 30 mg/L, under 120 W LED irradiation, reaction
30 min, percent of decolourization 97.8%, after catalyst separation reuses 5 times, under similarity condition, 30min is reacted, percent of decolourization is
92.4%。
Embodiment 3
2 g inidum chlorides are added in 13 mL ether, with ultrasonic dissolution, then add 4 g polyacrylamides, are stirred, are obtained
One spinning solution, electrostatic spinning, obtain the polyacrylamide nano fiber containing inidum chloride；It is poly- containing inidum chloride by what is obtained
Acrylamide nanofiber is placed in tube furnace, in air atmosphere, 10 DEG C/min speed heating, to 450 DEG C, the h of constant temperature 3,
Stop heating again, Temperature fall to room temperature, obtain porous inidum chloride；Obtained porous inidum chloride is placed in 100 mL concentration as 10
In mg/L phosphoric acid solution, after impregnating 25 h, phosphoric acid solution is removed, is cleaned 3 times with pure water, 70 DEG C of drying, is obtained a kind of more
Hole indium phosphate catalysis material.
Obtained porous calcium phosphate indium catalysis material is used to handle and contains rhodamine B：0.5 g porous calcium phosphate indium light is urged
Change material to be added in the rhodamine B that 300 mL concentration are 30 mg/L, under 120 W LED irradiation, reaction 30
Min, percent of decolourization 98.8%, after catalyst separation reuses 5 times, under similarity condition, react 30min, percent of decolourization 93.4%.
Claims (1)
- A kind of 1. preparation method of porous calcium phosphate indium catalysis material, it is characterized in that in turn including the following steps：1）1 ~ 3 g inidum chlorides are added in 10 ~ 15 mL ether, with ultrasonic dissolution, 3 ~ 5 g polyacrylamides is then added, stirs Mix, obtain homogeneous spinning solution, electrostatic spinning, obtain the polyacrylamide nano fiber containing inidum chloride；2）The obtained polyacrylamide nano fiber containing inidum chloride is placed in tube furnace, in air atmosphere, 10 DEG C/ Min speed heating, to 450 ~ 500 DEG C, the h of constant temperature 3 ~ 5, then stops heating, Temperature fall to room temperature, obtains porous inidum chloride；3）Obtained porous inidum chloride is placed in the phosphoric acid solution that 50 ~ 100 mL concentration are 2 ~ 20 mg/L, impregnates 10 ~ 25 h Afterwards, phosphoric acid solution is removed, is cleaned 2 ~ 3 times with pure water, 60 ~ 80 DEG C of drying, obtains a kind of porous calcium phosphate indium catalysis material.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517309A (en) * | 2016-11-11 | 2017-03-22 | 清华大学 | High density indium oxide and preparation method thereof |
| CN106654190A (en) * | 2016-11-04 | 2017-05-10 | 华中科技大学 | One-dimensional In<2>O<3>/C fiber composite material, and preparation method and application thereof |
-
2017
- 2017-09-21 CN CN201710861525.8A patent/CN107555409A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654190A (en) * | 2016-11-04 | 2017-05-10 | 华中科技大学 | One-dimensional In<2>O<3>/C fiber composite material, and preparation method and application thereof |
| CN106517309A (en) * | 2016-11-11 | 2017-03-22 | 清华大学 | High density indium oxide and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| SANG KYOO LIM ET AL.: "Preparation of mesoporous In2O3 nanofibers by electrospinning and their application as a CO gas sensor", 《SENSORS AND ACTUATORS B: CHEMICAL》 * |
| YOU MENG ET AL.: "Photochemical Activation of Electrospun In2O3 Nanofibers for High-Performance Electronic Devices", 《ACS APPL. MATER. INTERFACES》 * |
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