CN107603649A - A kind of preparation method of rich ketone bio oil and rich magnesium activated carbon - Google Patents
A kind of preparation method of rich ketone bio oil and rich magnesium activated carbon Download PDFInfo
- Publication number
- CN107603649A CN107603649A CN201711006611.7A CN201711006611A CN107603649A CN 107603649 A CN107603649 A CN 107603649A CN 201711006611 A CN201711006611 A CN 201711006611A CN 107603649 A CN107603649 A CN 107603649A
- Authority
- CN
- China
- Prior art keywords
- agriculture
- waste material
- organic waste
- rich
- forestry organic
- 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.)
- Granted
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
Abstract
The invention belongs to agriculture and forestry organic waste material pyrolysis art, and a kind of rich ketone bio oil and the preparation method of rich magnesium activated carbon are specifically disclosed, it is that agriculture and forestry organic waste material is cleaned into grinding sieving to obtain agriculture and forestry organic waste material powder；Then by agriculture and forestry organic waste material powder and sea water mixing, and stir and fully obtain mixture, then mixture is dried to obtain to the agriculture and forestry organic waste material powder after sea-changed；Modified agriculture and forestry organic waste material powder is sent into pyrolysis oven and carries out pyrolytic reaction acquisition pyrolytic carbon and volatile matter；Obtain that there is high-specific surface area and the rich magnesium absorbent charcoal material of adsorption capacity after the scrubbed drying of pyrolytic carbon, rich ketone bio oil is obtained after volatile matter cooling.Raw material sources of the present invention are extensive, and process is simple, and the rich ketone biology oil component being prepared is simple, and rich magnesium activated carbon specific surface area is big, can efficiently remove the P elements in water body.
Description
Technical field
The invention belongs to agriculture and forestry organic waste material pyrolysis art, more particularly, to a kind of rich ketone bio oil and rich magnesium activated carbon
Preparation method.
Background technology
The agriculture and forestry organic waste material wide material sources in China, reserves are huge, and its Land use systems mainly has directly burning, thermochemical study
With three kinds of approach of biochemical transformation, thermochemical method have technique is simple, be swift in response, high conversion rate, conversion strength greatly with
And many advantages, such as being easy to industrialization.Pyrolysis is one kind of thermochemical method, can be easily by lignocellulosic using pyrolysis
Biomass macromolecular is decomposed into various value products.But biomass is directly pyrolyzed obtained bio oil complicated component, after
It is continuous to utilize difficulty.And charcoal has very big application as a kind of environmentally friendly material in terms of agricultural and environmental protection
Potentiality, but using biomass pyrolytic carbon come during pollutant in adsorbed water body in the prevalence of adsorbance too low, adsorption efficiency
The problems such as relatively low.
Research before shows that chemical modification can effectively improve absorption property of the biomass carbon to phosphorus.Such as publication number
A kind of magnesium-modified reed biomass carbon and its preparation method and application is disclosed in CN106000334A Chinese patent literature.Magnesium
The preparation process of modified reed biomass carbon is：By reed straw grinding sieving obtain reed powder, by concentration be 0.5~
0.75mol/L MgCl2Solution mixes with reed powder, powder and MgCl2The mass volume ratio of solution is 0.1g/mL, through 80 DEG C
Pyrolysis charring after drying, pyrolysis temperature are 500~700 DEG C, time 1h, and heating rate is 10 DEG C/min, dry by washing
Obtain being modified reed biomass carbon after dry.Biomass carbon prepared by this method has exceeded 100mg/g to the adsorbance of phosphorus, but should
Energy consumption is higher during method needs to consume a large amount of chemicals, and its pyrolysis prepares pyrolytic carbon, gas caused by pyrolysis, oil etc.
Product does not utilize efficiently, and the utilization ratio of biomass energy is relatively low.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, the invention provides a kind of rich ketone bio oil and rich magnesium activity
The preparation method of charcoal, its object is to solve the further Utilizing question of agriculture and forestry organic waste material pyrolysis oil and pyrolytic carbon, realize same
When the single rich ketone bio oil of the prepared composition and rich magnesium absorbent charcoal material with high-specific surface area and adsorption capacity, pyrolytic process
In do not need the additions of other chemicals, it is green, and greatly reduce preparation cost, improve the utilization of biomass energy
Efficiency.
To achieve the above object, according to one aspect of the present invention, it is proposed that a kind of preparation method of rich ketone bio oil, should
Rich ketone bio oil is pyrogenically prepared using sea-changed agriculture and forestry organic waste material, and it comprises the following steps：
1) agriculture and forestry organic waste material is ground into sieving after deionized water is cleaned and obtains agriculture and forestry organic waste material powder；
2) the agriculture and forestry organic waste material powder and sea water mixing that will be obtained in step 1), and make both fully mixed using magnetic agitation
To obtain mixture after conjunction, then mixture is dried to obtain the agriculture and forestry organic waste material powder after sea-changed；
3) the modified agriculture and forestry organic waste material powder obtained in step 2) is sent into pyrolysis oven and carries out pyrolytic reaction, and will
Volatile matter caused by pyrolytic reaction is collected and cooled down so as to obtain rich ketone bio oil.
As it is further preferred that the agriculture and forestry organic waste material is the one or more in straw, cornstalk or rice husk.
As it is further preferred that agriculture and forestry organic waste material is ground to 60~120 mesh in step 1), it is put into baking oven at 105 DEG C
It is standby after lower baking 24h.
As it is further preferred that the mass volume ratio of agriculture and forestry organic waste material powder and seawater is 0.6~3g/ in step 2)
mL；The time of magnetic agitation is 4h；The temperature of drying is 105 DEG C, time 24h.
As it is further preferred that pyrolytic reaction described in step 3) is carried out in a nitrogen atmosphere, the flow of nitrogen is
200mL/min, pyrolysis temperature are 450~850 DEG C, and heating rate is 10-20 DEG C/min, pyrolysis time 30min.
Given up as it is further preferred that in step 3) after pyrolysis oven is warming up to pyrolysis temperature, then by modified agricultural
Gurry powder is sent into pyrolysis oven and carries out pyrolytic reaction.
As it is further preferred that containing 4- methyl -3- amylene -2- ketone, 3- in the rich ketone bio oil obtained in step 3)
Methyl -4- amylene -2- ketone and 4- hydroxy-4-methyl-2-pentanones.
It is another aspect of this invention to provide that providing a kind of preparation method of rich magnesium activated carbon, the rich magnesium activated carbon utilizes
Sea-changed agriculture and forestry organic waste material is pyrogenically prepared, and it comprises the following steps：
1) agriculture and forestry organic waste material is ground into sieving after deionized water is cleaned and obtains agriculture and forestry organic waste material powder；
2) the agriculture and forestry organic waste material powder and sea water mixing that will be obtained in step 1), and make both fully mixed using magnetic agitation
To obtain mixture after conjunction, then mixture is dried to obtain the agriculture and forestry organic waste material powder after sea-changed, the seawater
In contain MgCl2, concentration 1540mg/L；
3) the modified agriculture and forestry organic waste material powder obtained in step 2) is sent into pyrolysis oven and carries out pyrolytic reaction to obtain
Obtain pyrolytic carbon；
4) obtained pyrolytic carbon in step 3) is obtained into rich magnesium activated carbon after deionized water is washed and is dried.
In general, by the contemplated above technical scheme of the present invention compared with prior art, mainly possess following
Technological merit：
1. prepare rich ketone bio oil and rich magnesium activated carbon using the pyrolysis of sea-changed agriculture and forestry organic waste material in the method for the present invention
Material, the higher value application of agriculture and forestry organic waste material is realized, effectively improve the utilization ratio of biomass castoff.
2. in the method for the present invention, during sea-changed agriculture and forestry organic waste material pyrolysis obtains rich ketone bio oil, without addition
Other chemicals, obtained bio oil are rich in ketone, and flavonoid content is up to 70%, and component is simple, and preparation process is green, together
When greatly reduce preparation cost.
3. the present invention method in obtain ketone component (4- methyl -3- amylene -2- ketone, 3- methyl -4- amylene -2- ketone,
4- hydroxy-4-methyl-2-pentanones) there is very high selectivity, being advantageous to the later stage further purifies utilization.
4. acetic acid and other oxygenate contents substantially reduce in the bio oil obtained in the method for the present invention, life is reduced
The complexity of thing oil component, the quality of bio oil have obtained very big lifting.
5. the rich magnesium absorbent charcoal material obtained in the method for the present invention, there is higher magnesium content and abundant surface function
Group, magnesium elements are mainly derived from seawater, take full advantage of the magnesium elements in seawater, and the mode of rich magnesium is better than usually using chemicals
Introduce the mode of magnesium elements.
6. the pyrolysis gas accessory substance obtained in the method for the present invention has higher calorific value, combustion gas is may be used as, is realized
The comprehensive utilization of biomass pyrolysis product, improve the utilization ratio of biomass energy.
7. the raw material sources that the present invention uses in preparation process are extensive, process is simple, and rich magnesium activated carbon ratio is prepared
Surface area is big, specific surface area>200m2/ g, it can efficiently remove the P elements in water body.
Brief description of the drawings
Fig. 1 is the gas provided in an embodiment of the present invention that the rich ketone bio oil prepared is pyrolyzed using sea-changed agriculture and forestry organic waste material
Phase chromatography-mass spectroscopy test result figure；
Fig. 2 is the richness provided in an embodiment of the present invention for being pyrolyzed preparation at different temperatures using sea-changed agriculture and forestry organic waste material
The content balance figure of ketone and acetic acid material in ketone bio oil；
Fig. 3 is the rich magnesium activated carbon provided in an embodiment of the present invention for being pyrolyzed and being prepared using sea-changed agriculture and forestry organic waste material
XRD spectra；
Fig. 4 is a kind of flow chart of rich ketone bio oil preparation method provided in an embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in each embodiment of invention described below
Conflict can is not formed each other to be mutually combined.
A kind of preparation method of rich ketone bio oil provided in an embodiment of the present invention and a kind of preparation method of rich magnesium activated carbon,
Wherein, rich ketone bio oil is pyrogenically prepared using sea-changed agriculture and forestry organic waste material, as shown in figure 4, it comprises the following steps：
1) agriculture and forestry organic waste material is ground into sieving after deionized water is cleaned and obtains agriculture and forestry organic waste material powder；
2) the agriculture and forestry organic waste material powder and sea water mixing that will be obtained in step 1), and make both fully mixed using magnetic agitation
To obtain mixture after conjunction, then mixture is dried to obtain the agriculture and forestry organic waste material powder after sea-changed, wherein seawater
In main component be MgCl2, the MgCl containing 1540mg in concentration 1540mg/L, i.e. one liter of seawater2；
3) the modified agriculture and forestry organic waste material powder obtained in step 2) is sent into pyrolysis oven and carries out pyrolytic reaction, be pyrolyzed
Reaction can obtain pyrolytic carbon, and pyrolytic carbon can be used for preparing rich magnesium activated carbon, and can produce volatile matter during the course of the reaction, will wave
Hair point, which is collected and gives cooling, can obtain rich ketone bio oil.
Flavonoid content is up to 70% in the rich ketone bio oil that this method prepares, and contains 4- first in rich ketone bio oil
Base -3- amylene -2- ketone, 3- methyl -4- amylene -2- ketone and 4- hydroxy-4-methyl-2-pentanones, it is modified that it, which obtains principle,
During the heating pyrolysis of agriculture and forestry organic waste material powder, cellulose therein, hemicellulose, the structure such as lignin under the catalysis of magnesium elements,
By dehydration, depolymerization and interaction between produce the volatile matter rich in ketone product, and volatile matter is mixed by frozen water
It is condensed during thing and is collected into the bio oil of rich ketone.
And rich magnesium activated carbon is pyrogenically prepared also with sea-changed agriculture and forestry organic waste material, it is the heat for obtaining pyrolytic reaction
Solution charcoal is handled to prepare rich magnesium activated carbon, and it comprises the following steps：
1) agriculture and forestry organic waste material is ground into sieving after deionized water is cleaned and obtains agriculture and forestry organic waste material powder；
2) the agriculture and forestry organic waste material powder obtained in step 1) and seawater are mixed with dipping with different solid ratio (mass/volume)
Processing, and using magnetic agitation make both be sufficiently mixed after to obtain mixture, then mixture is dried with by moisture evaporation,
And then the agriculture and forestry organic waste material powder after sea-changed is obtained, wherein the main component of seawater is MgCl2, concentration 1540mg/
L；
3) the modified agriculture and forestry organic waste material powder obtained in step 2) is sent into pyrolysis oven and carries out pyrolytic reaction to obtain
Pyrolytic carbon, the magnesium chloride in pyrolytic process in modified agriculture and forestry organic waste material powder are decomposed reaction generation magnesium oxide particle
The surface of charcoal is attached to, volatile matter caused by pyrolysis, which is collected and cooled down, obtains rich ketone bio oil；
4) obtained pyrolytic carbon in step 3) is obtained into rich magnesium activated carbon after deionized water is washed and is dried.
Further, described agriculture and forestry organic waste material is the one or more in straw, cornstalk or rice husk.Further,
Agriculture and forestry organic waste material powder is that agriculture and forestry organic waste material is ground into 60~120 mesh, is then placed in baking oven after drying 24h at 105 DEG C and makes
It is standby to obtain.
Preferably, the mass volume ratio of the mixing of agriculture and forestry organic waste material powder and seawater is 0.6~3g/mL；And magnetic agitation
Time be 4h；The temperature of drying is 105 DEG C, time 24h.
Preferably, pyrolytic reaction is carried out in a nitrogen atmosphere in step 3), and the flow of nitrogen is 200mL/min, pyrolysis temperature
Spend for 450~850 DEG C, heating rate is 10-20 DEG C/min, pyrolysis time 30min.During pyrolytic reaction, first by pyrolysis oven liter
To pyrolysis temperature, then by modified agriculture and forestry organic waste material powder, quickly push-in has been risen in the pyrolysis oven of pyrolysis temperature, is pyrolyzed
30min, it is pyrolyzed after terminating, obtained pyrolytic carbon takes out after being cooled to room temperature under nitrogen atmosphere.
The rich magnesium activated carbon that this method prepares has abundant pore structure (specific surface area>200m2/ g), and by
Small magnesium oxide particle is attached with activated carbon surface, therefore can promote the surface of charcoal that proton occurs in aqueous
Change, make the surface of charcoal positively charged, electrostatic attraction occurs with the phosphate radical in solution, improves its absorption property, therefore the richness
Magnesium activated carbon has efficient absorption property, is with a wide range of applications in terms of phosphorous eutrophication water is handled.
It is below the specific embodiment of the present invention.
Embodiment 1
Cornstalk is crushed and is sized to 60-120 mesh, and is put into baking oven the baking 24h at 105 DEG C and obtains cornstalk powder,
Cornstalk powder is mixed from seawater with different solid-to-liquid ratios (3,1.5,1,0.75,0.6), and stirred using magnetic agitation
4h is so that cornstalk powder is sufficiently mixed the mixture for obtaining the cornstalk powder being well mixed and seawater with seawater, by cornstalk
The mixture of powder and seawater dries 24h at 105 DEG C and obtains modified cornstalk powder；Using a diameter of 45mm, length is
60mm fixed bed reactors (i.e. pyrolysis oven) are pyrolyzed, and reactor is heated to refer to 10-20 DEG C/min heating rate
550 DEG C of constant temperature degree, 2g modified biomass (i.e. modified cornstalk powder) is rapidly feeding in the middle part of reactor, the reaction time is
30min, modified biomass is set fully to be pyrolyzed, pyrolytic reaction obtains pyrolytic carbon and produces volatile matter, is pyrolyzed in nitrogen atmosphere
Carry out, nitrogen flow 200mL/min.Wherein, volatiles are brought into condenser by nitrogen, are cooled down by mixture of ice and water
Liquid product is obtained, the liquid product is rich ketone bio oil, and the flavonoid content in rich ketone bio oil is up to 70%.Pyrolysis generation
Pyrolysis coke (i.e. pyrolytic carbon) after natural cooling after washing, be put into 105 DEG C of oven drying 24h, obtain rich magnesium activity
Charcoal, the activated carbon of preparation have more flourishing pore structure (specific surface area>200m2/ g), higher magnesium content (reaches as high as
18.69wt.%), it can be applied to adsorbing domain.In addition, gas caused by collecting pyrolysis, can be used as combustion gas.
Fig. 1 is GC-MS (gas chromatograph-mass spectrometer (GC-MS)) spectrogram of rich ketone bio oil manufactured in the present embodiment, such as Fig. 1 institutes
Show, the ketone in rich ketone bio oil is mainly 4- methyl -3- amylene -2- ketone, 3- methyl -4- amylene -2- ketone, 4- hydroxyl -4- first
Base -2 pentanone etc., acetic acid and other product assays reduce in bio oil, reduce the complexity of biological oil component, bio oil
Quality has obtained very big lifting.
Embodiment 2
It is 2 to control the solid-liquid mixing ratio of cornstalk and seawater:5, research pyrolysis temperature is lived for rich ketone bio oil and rich magnesium
The influence of property charcoal, pyrolysis temperature is respectively 450 DEG C, 550 DEG C, 650 DEG C, 750 DEG C, 850 DEG C, and other conditions are same as Example 1.
As shown in Fig. 2 under 450 DEG C, 550 DEG C, 650 DEG C, 750 DEG C and 850 DEG C of pyrolysis temperature, containing height in obtained bio oil
The letones of content, and acetic acid content is relatively low, and the higher letones content of temperature is higher, acetic acid content is lower, and temperature reaches
During to 850 DEG C, the content of letones tends towards stability.Rich magnesium activated carbon prepared by the present invention has high-specific surface area, and has
Higher content of magnesium, as shown in figure 3, magnesium is predominantly in the form of MgO and Mg (OH) in activated carbon2, the chlorine in biomass
Change the surface that magnesium decomposition generation MgO and HCl, MgO in pyrolysis are attached to charcoal, deionization washing finally is carried out to charcoal
When washing, part MgO meets water and is changed into Mg (OH)2。
To sum up, the present invention is pyrolyzed by sea-changed agriculture and forestry organic waste material, can significantly improve bio oil small molecular ketone
Content, obtain the biological oil product rich in ketone；Pyrolytic carbon can be obtained with high-ratio surface after washing and drying treatment
The rich magnesium absorbent charcoal material of product and adsorption capacity.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, all any modification, equivalent and improvement made within the spirit and principles of the invention etc., all should be included
Within protection scope of the present invention.
Claims (8)
1. a kind of preparation method of rich ketone bio oil, it is characterised in that the rich ketone bio oil utilizes sea-changed agriculture and forestry organic waste material
Pyrogenically prepared, it comprises the following steps：
1) agriculture and forestry organic waste material is ground into sieving after deionized water is cleaned and obtains agriculture and forestry organic waste material powder；
2) the agriculture and forestry organic waste material powder and sea water mixing that will be obtained in step 1), and after being sufficiently mixed both using magnetic agitation
To obtain mixture, then mixture is dried to obtain the agriculture and forestry organic waste material powder after sea-changed；
3) the modified agriculture and forestry organic waste material powder obtained in step 2) is sent into pyrolysis oven and carries out pyrolytic reaction, and will pyrolysis
Volatile matter caused by reaction is collected and cooled down so as to obtain rich ketone bio oil.
2. the preparation method of rich ketone bio oil according to claim 1, it is characterised in that the agriculture and forestry organic waste material is wheat
One or more in stalk, cornstalk or rice husk.
3. the preparation method of rich ketone bio oil according to claim 1 or 2, it is characterised in that agricultural are discarded in step 1)
Thing is ground to 60~120 mesh, is put into baking oven standby after baking 24h at 105 DEG C.
4. the preparation method of rich ketone bio oil according to claim 1, it is characterised in that agriculture and forestry organic waste material powder in step 2)
End and the mass volume ratio of seawater are 0.6~3g/mL；The time of magnetic agitation is 4h；The temperature of drying is 105 DEG C, and the time is
24h。
5. the preparation method of rich ketone bio oil according to claim 1, it is characterised in that pyrolytic reaction described in step 3)
Carry out in a nitrogen atmosphere, the flow of nitrogen is 200mL/min, and pyrolysis temperature is 450~850 DEG C, heating rate 10-20
DEG C/min, pyrolysis time 30min.
6. the preparation method of rich ketone bio oil according to claim 1, it is characterised in that heated up in step 3) in pyrolysis oven
To pyrolysis temperature, then modified agriculture and forestry organic waste material powder is sent into pyrolysis oven and carries out pyrolytic reaction.
7. the preparation method of the rich ketone bio oil according to claim any one of 1-6, it is characterised in that obtained in step 3)
Rich ketone bio oil in contain 4- methyl -3- amylene -2- ketone, 3- methyl -4- amylene -2- ketone and 4- hydroxy-4-methyls -2- penta
Ketone.
8. a kind of preparation method of rich magnesium activated carbon, it is characterised in that the rich magnesium activated carbon utilizes sea-changed agriculture and forestry organic waste material
Pyrogenically prepared, it comprises the following steps：
1) agriculture and forestry organic waste material is ground into sieving after deionized water is cleaned and obtains agriculture and forestry organic waste material powder；
2) the agriculture and forestry organic waste material powder and sea water mixing that will be obtained in step 1), and after being sufficiently mixed both using magnetic agitation
To obtain mixture, then mixture is dried to obtain the agriculture and forestry organic waste material powder after sea-changed, contained in the seawater
There is MgCl2, concentration 1540mg/L；
3) the modified agriculture and forestry organic waste material powder obtained in step 2) is sent into pyrolysis oven and carries out pyrolytic reaction to obtain heat
Solve charcoal；
4) obtained pyrolytic carbon in step 3) is obtained into rich magnesium activated carbon after deionized water is washed and is dried.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711006611.7A CN107603649B (en) | 2017-10-25 | 2017-10-25 | It is a kind of richness ketone bio oil and rich magnesium active carbon preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711006611.7A CN107603649B (en) | 2017-10-25 | 2017-10-25 | It is a kind of richness ketone bio oil and rich magnesium active carbon preparation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107603649A true CN107603649A (en) | 2018-01-19 |
| CN107603649B CN107603649B (en) | 2019-11-22 |
Family
ID=61079941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711006611.7A Active CN107603649B (en) | 2017-10-25 | 2017-10-25 | It is a kind of richness ketone bio oil and rich magnesium active carbon preparation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107603649B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650388A (en) * | 2019-01-21 | 2019-04-19 | 武汉大学 | A kind of method and its application preparing biomass-based functional activity Carbon Materials using concentrated seawater auxiliary |
| CN113941314A (en) * | 2021-11-06 | 2022-01-18 | 闽江学院 | Seawater modified biochar and preparation method and application thereof |
| CN114130357A (en) * | 2021-12-03 | 2022-03-04 | 海西州盐化工产品质量检验检测中心 | Preparation method and application of salt lake old brine modified biochar |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103626808A (en) * | 2012-08-20 | 2014-03-12 | 南京林业大学 | Green preparation method of levoglucosone having high added value |
| CN105377958A (en) * | 2013-05-03 | 2016-03-02 | 威尔迪亚公司 | Production methodology of hydrolyzed collagen using swiftlet nest as raw material |
| CN106000334A (en) * | 2016-05-12 | 2016-10-12 | 浙江大学 | Modified reed biomass charcoal and preparing method and application thereof |
-
2017
- 2017-10-25 CN CN201711006611.7A patent/CN107603649B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103626808A (en) * | 2012-08-20 | 2014-03-12 | 南京林业大学 | Green preparation method of levoglucosone having high added value |
| CN105377958A (en) * | 2013-05-03 | 2016-03-02 | 威尔迪亚公司 | Production methodology of hydrolyzed collagen using swiftlet nest as raw material |
| CN106000334A (en) * | 2016-05-12 | 2016-10-12 | 浙江大学 | Modified reed biomass charcoal and preparing method and application thereof |
Non-Patent Citations (1)
| Title |
|---|
| 李攀等: "金属盐添加剂对生物质微波热解特性的影响", 《农业机械学报》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650388A (en) * | 2019-01-21 | 2019-04-19 | 武汉大学 | A kind of method and its application preparing biomass-based functional activity Carbon Materials using concentrated seawater auxiliary |
| CN113941314A (en) * | 2021-11-06 | 2022-01-18 | 闽江学院 | Seawater modified biochar and preparation method and application thereof |
| CN113941314B (en) * | 2021-11-06 | 2024-01-30 | 闽江学院 | Seawater modified biochar and preparation method and application thereof |
| CN114130357A (en) * | 2021-12-03 | 2022-03-04 | 海西州盐化工产品质量检验检测中心 | Preparation method and application of salt lake old brine modified biochar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107603649B (en) | 2019-11-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Pan et al. | Effects of different types of biochar on the anaerobic digestion of chicken manure | |
| Shaaban et al. | Influence of heating temperature and holding time on biochars derived from rubber wood sawdust via slow pyrolysis | |
| Tehrani et al. | Coffee extract residue for production of ethanol and activated carbons | |
| CN107099314B (en) | A method of long chain fatty acids and nitrating carbon are prepared using agriculture and forestry organic waste material | |
| CN109809403B (en) | Preparation method and application of biogas residue-based activated carbon with high adsorption performance | |
| CN109231204A (en) | A kind of method of biomass substep activation preparation porous charcoal | |
| Deiana et al. | Use of grape stalk, a waste of the viticulture industry, to obtain activated carbon | |
| CN106809834A (en) | A kind of method that vacuum freeze drying prepares activated carbon from activated sludge | |
| CN108264045A (en) | The method that abandoned biomass pyrolytic tar prepares superhigh specific surface area porous carbon material | |
| CN106904589A (en) | A kind of hydro-thermal method prepares method and the application of bagasse Carbon Materials | |
| CN104258812A (en) | Metal element improved biochar-based nitrate radical adsorbent and preparation method thereof | |
| Liu et al. | Microwave-assisted catalytic pyrolysis of apple wood to produce biochar: Co-pyrolysis behavior, pyrolysis kinetics analysis and evaluation of microbial carriers | |
| CN105170091A (en) | Preparation method of iron-modified reed biological carbon, and application of iron-modified reed biological carbon in treatment of phosphorus wastewater | |
| CN109847693A (en) | A kind of bentonite modified charcoal and its preparation method and application | |
| CN103288080B (en) | A kind ofly prepare the ecological carbon method that mesoporous is high, adsorptivity is strong | |
| CN107603649B (en) | It is a kind of richness ketone bio oil and rich magnesium active carbon preparation method | |
| US11235305B2 (en) | Malic acid and KMnO4-based combined and modified cow dung biogas residue hydrochar preparation method | |
| CN112010302A (en) | Method for preparing hierarchical porous phosphorus-doped carbon material from biomass | |
| Xiong et al. | Research progress on pyrolysis of nitrogen-containing biomass for fuels, materials, and chemicals production | |
| Li et al. | Production of activated carbon from cow manure for wastewater treatment | |
| CN108455603A (en) | Rich in mesoporous biological charcoal and preparation method thereof | |
| CN111672467A (en) | Phosphorus-absorbing biochar prepared by co-pyrolysis of kitchen waste bones and organic solid wastes | |
| Chen et al. | Advancement pathway of biochar resources from macroalgae biomass: A review | |
| CN106925595A (en) | A kind of handling process of antibiotic bacterium dregs | |
| Aljundi et al. | A study of characteristics of activated carbon produced from Jordanian olive cake |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |