CN107537440A - A kind of preparation method of organic matter absorption granular activated carbon - Google Patents
A kind of preparation method of organic matter absorption granular activated carbon Download PDFInfo
- Publication number
- CN107537440A CN107537440A CN201710832567.9A CN201710832567A CN107537440A CN 107537440 A CN107537440 A CN 107537440A CN 201710832567 A CN201710832567 A CN 201710832567A CN 107537440 A CN107537440 A CN 107537440A
- Authority
- CN
- China
- Prior art keywords
- activated carbon
- granular activated
- organic matter
- preparation
- charcoal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses a kind of preparation method of organic matter absorption granular activated carbon, comprise the following steps：（1）Wood chip is mixed with phosphoric acid solution, lower stirring is mediated；（2）When material viscosity disappear, in loose condition (of surface) when extrusion forming；（3）Particulate material after shaping is hardened through drying, and it is 120~180 DEG C to dry hardening temperature；（4）Charcoal activation is carried out, charcoal activation is carried out in fixed-bed type device, 450~500 DEG C of temperature, 50~180min of time；（5）Granular activated carbon after will be activated is rinsed between pH value 5~6.The beneficial effect of the invention is：Using wood chip as raw material, using phosphoric acid activation method, it can prepare and the n-butane adsorption of the import suitable product of particle charcoal performance and pore structure, butane working capacity and intensity even can exceed import charcoal, butane working capacity reaches 12.0g/100mL, methylene blue adsorption value reaches more than 240mg/g, and intensity reaches 96.95%.
Description
Technical field
The present invention relates to active carbon adsorption technology field, specially a kind of preparation side of organic matter absorption granular activated carbon
Method.
Background technology
Activated carbon has after abundant stewardess and great specific surface area as a kind of important micro-porous adsorption agent, surface
Containing a variety of oxygen-containing functional groups, catalytic activity and chemical stability are good, easy Reusability, industry, agricultural, national defence, science and technology and
It is used widely in life, turns into a kind of indispensable important adsorbent of national economy.
Organic matter is a kind of very special material, it is necessary to which special activated carbon is adsorbed.
The content of the invention
It is an object of the invention to provide a kind of preparation method of organic matter absorption granular activated carbon, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the present invention provides following technical scheme：A kind of system of organic matter absorption granular activated carbon
Preparation Method, comprise the following steps：
（1）Wood chip is mixed with phosphoric acid solution, lower stirring is mediated；
（2）When material viscosity disappear, in loose condition (of surface) when extrusion forming；
（3）Particulate material after shaping is hardened through drying, and it is 120~180 DEG C to dry hardening temperature；
（4）Charcoal activation is carried out, charcoal activation is carried out in fixed-bed type device, 450~500 DEG C of temperature, 50~180min of time；
（5）Granular activated carbon after will be activated is rinsed between pH value 5~6.
Preferably, the phosphoric acid solution is the solution of 70% mass fraction.
Preferably, the ratio of the wood chip and phosphoric acid solution is 2:1.
Preferably, the step（3）Firm time is 20 minutes.
Compared with prior art, the beneficial effects of the invention are as follows：Using wood chip as raw material, using phosphoric acid activation method, can make
It is standby go out even can be with the n-butane adsorption of the import suitable product of particle charcoal performance and pore structure, butane working capacity and intensity
More than import charcoal, butane working capacity reaches 12.0g/100mL, and methylene blue adsorption value reaches more than 240mg/g, and intensity reaches
96.95%。
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of protection of the invention.
Embodiment one
The present invention provides a kind of technical scheme：A kind of preparation method of organic matter absorption granular activated carbon, comprises the following steps：
（1）150g wood chips are mixed with 100ml 70% phosphoric acid solution, lower stirring is mediated；
（2）When material viscosity disappear, in loose condition (of surface) when extrusion forming；
（3）Particulate material after shaping is hardened through drying, and firm time is 20 minutes, and it is 120~180 DEG C to dry hardening temperature；
（4）Charcoal activation is carried out, charcoal activation is carried out in fixed-bed type device, 450 DEG C of temperature, time 50min；
（5）Granular activated carbon after will be activated is rinsed to pH value 5.4.
The aperture of gained activated carbon is in the range of 1.8~5nm, micropore distribution uniform, can effectively adsorb butane, and
Most of organic matter.
Embodiment two
A kind of preparation method of organic matter absorption granular activated carbon, comprises the following steps：
（1）150g wood chips are mixed with 100ml 70% phosphoric acid solution, lower stirring is mediated；
（2）When material viscosity disappear, in loose condition (of surface) when extrusion forming；
（3）Particulate material after shaping is hardened through drying, and firm time is 20 minutes, and it is 120~180 DEG C to dry hardening temperature；
（4）Charcoal activation is carried out, charcoal activation is carried out in fixed-bed type device, 480 DEG C of temperature, time 100min；
（5）Granular activated carbon after will be activated is rinsed to pH value 5.5.
In the range of 1.5~6nm, micropore is evenly distributed in the aperture of gained activated carbon, can effectively adsorb butane, and absolutely
Most organic matter.
Embodiment three
A kind of preparation method of organic matter absorption granular activated carbon, comprises the following steps：
（1）150g wood chips are mixed with 100ml 70% phosphoric acid solution, lower stirring is mediated；
（2）When material viscosity disappear, in loose condition (of surface) when extrusion forming；
（3）Particulate material after shaping is hardened through drying, and firm time is 20 minutes, and it is 120~180 DEG C to dry hardening temperature；
（4）Charcoal activation is carried out, charcoal activation is carried out in fixed-bed type device, 500 DEG C of temperature, time 50min；
（5）Granular activated carbon after will be activated is rinsed to pH value 5.4.
The aperture of gained activated carbon is in the range of 2~5.5nm, micropore distribution uniform, can effectively adsorb butane, and
Most of organic matter.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
- A kind of 1. preparation method of organic matter absorption granular activated carbon, it is characterised in that：Comprise the following steps：（1）Wood chip is mixed with phosphoric acid solution, lower stirring is mediated；（2）When material viscosity disappear, in loose condition (of surface) when extrusion forming；（3）Particulate material after shaping is hardened through drying, and it is 120~180 DEG C to dry hardening temperature；（4）Charcoal activation is carried out, charcoal activation is carried out in fixed-bed type device, 450~500 DEG C of temperature, 50~180min of time；（5）Granular activated carbon after will be activated is rinsed between pH value 5~6.
- A kind of 2. preparation method of organic matter absorption granular activated carbon according to claim 1, it is characterised in that：It is described Phosphoric acid solution is the solution of 70% mass fraction.
- A kind of 3. preparation method of organic matter absorption granular activated carbon according to claim 1, it is characterised in that：It is described The ratio of wood chip and phosphoric acid solution is 2:1.
- A kind of 4. preparation method of organic matter absorption granular activated carbon according to claim 1, it is characterised in that：It is described Step（3）Firm time is 20 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710832567.9A CN107537440A (en) | 2017-09-15 | 2017-09-15 | A kind of preparation method of organic matter absorption granular activated carbon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710832567.9A CN107537440A (en) | 2017-09-15 | 2017-09-15 | A kind of preparation method of organic matter absorption granular activated carbon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107537440A true CN107537440A (en) | 2018-01-05 |
Family
ID=60963967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710832567.9A Pending CN107537440A (en) | 2017-09-15 | 2017-09-15 | A kind of preparation method of organic matter absorption granular activated carbon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107537440A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110713183A (en) * | 2019-08-15 | 2020-01-21 | 中国林业科学研究院林产化学工业研究所 | Molded granular activated carbon prepared from fast growing wood processing residues and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1456499A (en) * | 2003-05-30 | 2003-11-19 | 中国林业科学研究院林产化学工业研究所 | Preparing method particle active carbon with high decolorizing performance |
| CN1511784A (en) * | 2002-12-28 | 2004-07-14 | 谢仁智 | Process for preparing large and medium pore high performance active carbon |
| CN101121516A (en) * | 2007-08-07 | 2008-02-13 | 江西省绿野木业有限公司 | Multifunctional active carbon |
-
2017
- 2017-09-15 CN CN201710832567.9A patent/CN107537440A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1511784A (en) * | 2002-12-28 | 2004-07-14 | 谢仁智 | Process for preparing large and medium pore high performance active carbon |
| CN1456499A (en) * | 2003-05-30 | 2003-11-19 | 中国林业科学研究院林产化学工业研究所 | Preparing method particle active carbon with high decolorizing performance |
| CN101121516A (en) * | 2007-08-07 | 2008-02-13 | 江西省绿野木业有限公司 | Multifunctional active carbon |
Non-Patent Citations (1)
| Title |
|---|
| 谢新苹 等: "磷酸活化桉木屑制备活性炭的影响因素及表征", 《东北林业大学学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110713183A (en) * | 2019-08-15 | 2020-01-21 | 中国林业科学研究院林产化学工业研究所 | Molded granular activated carbon prepared from fast growing wood processing residues and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5771274B2 (en) | Multi-aperture carbon particle air purifier and method for producing the same | |
| US8603935B2 (en) | Method for manufacturing photocatalyst multifunctional dust-free active carbon color ball | |
| CN106944005B (en) | Resin-based nano composite adsorbent for deeply removing trace fluorine in water and preparation method and application thereof | |
| CN101543762A (en) | Carbon dioxide adsorbent and method for preparing same | |
| CN105148843B (en) | A kind of activated carbon granule and preparation method thereof and canister | |
| CN108939813B (en) | Preparation method of modified activated carbon for efficiently removing indoor formaldehyde | |
| CN103566898A (en) | Modified straw wood charcoal adsorbent and preparation method thereof | |
| CN101041436A (en) | Special activated charcoal for gasoline vapor adsorption and preparation method thereof | |
| CN108393070A (en) | A kind of composite efficient adsorbent for purifying water | |
| CN104667935B (en) | Catalytic wet oxidation catalyst and preparation method thereof | |
| CN109529782B (en) | Preparation method of mesoporous activated carbon rich in phosphorus and nitrogen functional groups, product and application | |
| CN105080502A (en) | Preparation method of wheat straw modified anion adsorbent | |
| CN103566893A (en) | Oyster shell modified activated carbon desulfurizing agent, and preparation method thereof | |
| CN113042109A (en) | Ozone catalyst carrier and preparation method thereof | |
| CN104874372A (en) | Multifunctional adsorbent and preparation method thereof | |
| CN109550484A (en) | A kind of preparation method of instruction plant stem foot chromium ion adsorbent | |
| CN106395817A (en) | Honeycomb-type active carbon, and preparation method thereof | |
| CN107537440A (en) | A kind of preparation method of organic matter absorption granular activated carbon | |
| CN107128919A (en) | A kind of method that will inactivate regenerating active carbon | |
| CN103203220A (en) | Carbon dioxide adsorbent and application thereof | |
| CN110342580B (en) | Microwave-assisted method for preparing activated carbon-manganese dioxide nanocomposite | |
| CN112495343A (en) | Anti-mildew drying agent and preparation method thereof | |
| CN106904993A (en) | A kind of porous ceramics | |
| CN103706244A (en) | Indoor air purifying agent | |
| CN108126661A (en) | A kind of preparation method of graphene/absorbent charcoal composite material absorption packet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180105 |
|
| WD01 | Invention patent application deemed withdrawn after publication |