CN104437361B - A kind of in-situ impregnation prepares the method for functional biological carbon - Google Patents
A kind of in-situ impregnation prepares the method for functional biological carbon Download PDFInfo
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- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
- B01J20/3204—Inorganic carriers, supports or substrates
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3234—Inorganic material layers
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/18—Carbon
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/06—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of zinc, cadmium or mercury
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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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/72—Copper
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/755—Nickel
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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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/889—Manganese, technetium or rhenium
- B01J23/8892—Manganese
Abstract
The present invention discloses a kind of method that in-situ impregnation prepares functional biological carbon, comprises the steps: 1) biomass material is rendered in preprocessing solution, stirring dipping, then filters, obtains pretreated biomass material；2) pretreated biomass material is rendered in supported ionic solution, stirring dipping, then filter, obtaining weight moisture capacity scope is 50 150% aqueous and the biomass material containing supported ionic；3) aqueous and containing supported ionic biomass material is warming up to 100 280 DEG C with 13 DEG C/min, then is incubated 0.5 2 hours；4) under anaerobic or limit oxygen atmosphere, it is warming up to 400 800 DEG C with 10 100 DEG C/min, is incubated 16 hours；(5) functional biological carbon is obtained after cooling.The present invention utilizes abundant agriculture and forestry discarded object to prepare functional biological carbon for raw material, use in-situ impregnation process control charcoal structure, and controlled uniformly support functional particle, the specific surface area and porosity of charcoal is greatly improved, can be widely applied to the fields such as sewage disposal.
Description
Technical field
The present invention relates to the preparation method of a kind of functional biological carbon, particularly prepare for raw material particularly to agriculture and forestry discarded object
The method of functional biological carbon, belongs to charcoal preparation field.
Background technology
In world wide, in agriculture and forestry process, produced discarded object is exactly a huge numeral, only China 2011 I
State's rice husk yield reaches about 40,000,000 tons, and the yield of all kinds of agricultural crop straws is per year over 700000000 tons.These agricultural crop straws, rice
The process of shell etc. is a problem.Pyrolysis is biomass material to be converted into by the way of heat resolve other products be used,
Implementing relatively simple, energy transformation ratio is higher, the most beneficially mass disposal biomass material, is to solve above-mentioned agricultural waste biomass
One of effective ways of raw material.But use charcoal prepared by biomass pyrolytic, owing to pyrolysis temperature is typically below 700 DEG C,
The pore structure of prepared charcoal is the most flourishing, and specific surface area is relatively low, therefore as sorbing material poor-performing, needs
Activation process to be carried out, increases subsequent technique, improves the complexity of cost and preparation.
Existing charcoal sorbing material utilizes the absorption property of Carbon Materials, simple sorbing material to there is the balance of absorption-release often
Relation, can constantly discharge adsorbent after absorption is saturated, as interior decoration used the absorption of the organic steams such as charcoal bag PARA FORMALDEHYDE PRILLS(91,95),
But cannot break up these harmful substances；Same in terms of sewage disposal, utilize the charcoal can organic dirt in absorption effluent
Dye thing, but these organic matters can not be decomposed.Therefore, biological carbon materials supports functional particle, utilizing charcoal
Absorption property while utilize functional particle decompose absorption material, it is possible to reach the effect efficiently processed, have wide
Application prospect.Therefore, in order to improve the added value of charcoal, reduce its preparation condition simultaneously, right before pyrolysis charring can be used
Living beings carry out impregnation process, then pyrolysis charring obtains having catalysis or the functional biological carbon of other specific function, can be used for
Among other matrix material such as fiber etc., it is possible to be greatly improved the added value of charcoal.
Patent CN101642699 discloses the preparation method of a kind of magnetic bio charcoal, uses biomass material dipping iron salt solutions,
Dropping NaOH makes pH to 9-10 the most under agitation, allows molysite deposition, and through filtering, dried pyrolysis the most again prepares
Magnetic bio charcoal；This process steps visible is many, produces a large amount of waste liquid.Application publication CN102001656A discloses a kind of living
Property charcoal preparation method, it uses rice husk to impregnate liquor zinci chloridi, and pyrolysis prepares activated carbon, and in this technique, zinc chloride is activator
Effect, does not become functional particle.Application publication CN103406099A discloses a kind of calcium and magnesium mineralized biological charcoal and system thereof
Preparation Method and application, after using biomass powder to stir in calcium, magnesium salt solution, impregnate, drying and dehydrating is the most pyrogenically prepared；Should
Method dipping process can not make in magnesium calcium ion full and uniform entrance biomass material, calcium and magnesium mineralizer in prepared charcoal
Only it is supported in duct, skewness.
Summary of the invention
It is an object of the invention to provide a kind of method that in-situ impregnation prepares functional biological carbon.
For achieving the above object, the present invention is solved by the following technical programs:
A kind of in-situ impregnation prepares the method for functional biological carbon, comprises the following steps:
(1) biomass material is rendered in preprocessing solution, stirring dipping, then filters, obtains pretreated biomass material；
(2) described pretreated biomass material is rendered in supported ionic solution, stirring dipping, then filters, obtains aqueous
With the biomass material containing supported ionic；Wherein, the described aqueous and weight moisture capacity of biomass material containing supported ionic
Scope is 50-150%；
(2) by described aqueous and be warming up to 100-280 DEG C containing the biomass material of supported ionic with 1-3 DEG C/min, it is incubated 0.5-2
Hour；
(3) then under anaerobic or limit oxygen atmosphere, it is warming up to 400-800 DEG C with 10-100 DEG C/min, is incubated 1-6 hour；
(4) obtaining functional biological carbon after cooling, in this functional biological carbon, the weight of supported functional particle accounts for charcoal weight
5-40%, the particle diameter of functional particles is 20-500nm.
As the preferred technical solution of the present invention:
The method that a kind of in-situ impregnation described above prepares functional biological carbon, described biomass material is rice straw, Wheat Straw
Stalk, maize straw, cotton stalk, rape stalk, soybean stalk, wheat shell, rice husk, peanut shell, bamboo wood, bamboo bits, wood
Material, wood chip, leaf, weeds, coconut husk, chestnut shell, coffee grounds, tealeaf residue, pomace, treaster, pears slag, bagasse,
More than one in olive slag, mango slag, watermelon peel, waxgourd peel and pumpkin peel.
The method that a kind of in-situ impregnation described above prepares functional biological carbon, described preprocessing solution refer to by molar concentration be
The disodium ethylene diamine tetraacetate of 0.1-0.5mol/L, sodium tripolyphosphate, calgon, sodium pyrophosphate, ammonium triacetic acid sodium, second
A kind of and molar concentration in diamines four methene sodium radio-phosphate,P-32 solution is that the mixing that 0.5mol/L sulfuric acid solution equal-volume is mixed to form is molten
Liquid；
The method that a kind of in-situ impregnation described above prepares functional biological carbon, in described step (1), described biomass material
Inventory is the 10-30wt% of described biomass material and described preprocessing solution sum；Described stirring dip time is that 0.5-1 is little
Time, dipping temperature is 60-90 DEG C.
The method that a kind of in-situ impregnation described above prepares functional biological carbon, described supported ionic solution refers to magnesium sulfate, sulphur
Acid iron, titanyl sulfate, zinc sulfate, aluminum sulfate, cobaltous sulfate, nickel sulfate, manganese sulfate, copper sulphate, cerous sulfate, praseodymium sulfate,
One in Dineodymium trisulfate, samarium sulphate, europium sulfate, Digadolinium trisulfate, sulfuric acid terbium, sulfuric acid holmium, sulfuric acid lutetium, lanthanum sulfate and zirconium sulfate or
Multiple according to being dissolved in the solution that water is formed after any mixed in molar ratio, in its supported ionic solution, total concentration of metal ions is
0.1-1mol/L。
The method that a kind of in-situ impregnation described above prepares functional biological carbon, in described step (2), described pretreated life
The inventory of raw material of substance is the 10-30wt% of described pretreated biomass material and described supported ionic solution sum；Described
Stirring dipping is for being stirred at room temperature dipping 1-6 hour.
The method that a kind of in-situ impregnation described above prepares functional biological carbon, described anaerobic or limit oxygen atmosphere refer to high pure nitrogen or
Argon atmosphere, or be the gaseous mixture of nitrogen and steam, argon gas and steam.
The method that a kind of in-situ impregnation described above prepares functional biological carbon, described nitrogen and steam or argon gas and steam
Gaseous mixture, its nitrogen or argon gas are 90:10-98:2 with the volume ratio of steam.
Beneficial effect:
The preparation method of functional biological carbon proposed by the invention, utilizes preprocessing solution to impregnate biomass material, can not only
Play removing living beings small molecular, reduce the effect of crystalline texture in living beings, moreover it is possible to be fine with living beings by pretreating agent
Radical reaction in dimension element and hemicellulose, forms the structure of a grafting, by impregnating metal ion salt solution, uniformly fixes
Metal ion, then air atmosphere utilizes the synergy of moisture and metal ion at low temperatures, complete organic component in living beings
Structure crosslinking and contraction, will support particle and be fixed in limited network space, and supported ionic plays catalytic action simultaneously, reduce raw
Substance decomposition carbonization temperature, promotion division separation structure decomposes, and moisture plays etching surface, expands open structure during evaporation, expands raw
Thing charcoal skeleton-pore structure, sulphuric acid concentration carbonization living beings, retain genetic structure, form certain supporting construction, exist the most again
Fast pyrogenation under higher temperature, removing sulfuric acid formation have the function of certain crystal formation and crystallite dimension and support particle, slough simultaneously
Little molecule forms more pore structure, and final preparation uniformly supports the bigger serface biological carbon materials of functional particle.
The present invention utilizes abundant agriculture and forestry discarded object, uses the technique of in-situ impregnation to make in charcoal genetic organism matter structure
Meanwhile, control structure and functional particle is controlled is uniformly supported on charcoal, specific surface area and the hole of charcoal is greatly improved
Gap rate, can be widely applied to the fields such as sewage disposal, organic matter decomposition and catalysis.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention is expanded on further.Should be understood that these embodiments be merely to illustrate the present invention and
It is not used in restriction the scope of the present invention.In addition, it is to be understood that after having read the content that the present invention lectures, those skilled in the art
Can make various changes or modifications the present invention, these equivalent form of values fall within the model that the application appended claims is limited equally
Enclose.
Embodiment 1
By molten to the disodium ethylene diamine tetraacetate of rice straw 0.1mol/L at 60 DEG C and the equal-volume mixing of 0.5mol/L sulfuric acid
Pre-processing 0.5 hour in liquid, rice straw weight accounts for the 10% of system gross weight, filters, washing；Then the water after filtering
Rice straw is immersed in the Adlerika containing 0.1mol/L metal ion and carries out supporting process, and after pretreatment, rice straw weight accounts for
The 10% of system gross weight, is stirred at room temperature 1 hour, filters, obtains the aqueous and paddy rice Han supported ionic that weight moisture capacity is 50%
Stalk, is then transferred to rice straw in high temperature furnace, is warming up to 100 DEG C with the heating rate of 1 DEG C/min under air atmosphere,
It is incubated 0.5 hour, then is warming up to 400 DEG C with the heating rate of 10 DEG C/min under nitrogen atmosphere, be incubated 1 hour, after cooling
Obtaining functional biological carbon, the content of the functional particle that this functional biological carbon is supported is 5wt%.
Embodiment 2
The sodium tripolyphosphate of rice husk 0.5mol/L at 90 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
1 hour, rice husk weight accounted for the 30% of system gross weight, filtered, washing；Then the rice husk after filtering is immersed in containing 1mol/L
Carrying out supporting process in the copper-bath of metal ion, after pretreatment, rice husk weight accounts for the 30% of system gross weight, is stirred at room temperature 6
Hour, filter, obtain weight moisture capacity be 150% containing supported ionic rice husk, then rice husk is transferred in high temperature furnace, at sky
Atmosphere is warming up to 280 DEG C with the heating rate of 3 DEG C/min under enclosing, and is incubated 2 hours, then with 100 DEG C/min under argon atmosphere
Heating rate be warming up to 800 DEG C, be incubated 6 hours, i.e. obtain functional biological carbon after cooling, this functional biological carbon is carried on a shoulder pole
The content of the functional particle carried is 40wt%.
Embodiment 3
The calgon of bamboo wood 0.25mol/L at 89 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.6 hour, bamboo wood weight accounted for the 20% of system gross weight, filtered, washing；Then the bamboo wood after filtering is immersed in containing 0.38mol/L
Carrying out supporting process in the ferrum sulfuricum oxydatum solutum of metal ion, after pretreatment, bamboo wood weight accounts for the 20% of system gross weight, is stirred at room temperature 5
Hour, filter, obtain weight moisture capacity be 60% containing supported ionic bamboo wood, then bamboo wood is transferred in high temperature furnace, at sky
Atmosphere is warming up to 140 DEG C with the heating rate of 2 DEG C/min under enclosing, and is incubated 1 hour, then with 50 DEG C/min's under argon atmosphere
Heating rate is warming up to 600 DEG C, is incubated 3 hours, i.e. obtains functional biological carbon, this functional biological carbon is supported after cooling
The content of functional particle be 15wt%.
Embodiment 4
Bamboo is considered to be worth doing in the sodium pyrophosphate of 0.35mol/L at 85 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid and pre-processes
0.8 hour, bamboo bits weight accounted for the 15% of system gross weight, filters, washing；Then the bamboo bits after filtering are immersed in containing 0.9mol/L
Carrying out supporting process in the titanyl sulfate solution of metal ion, after pretreatment, bamboo bits weight accounts for the 15% of system gross weight, and room temperature is stirred
Mix 4 hours, filter, obtain weight moisture capacity be 55% containing supported ionic bamboo consider to be worth doing, then by bamboo bits be transferred in high temperature furnace,
Under air atmosphere, it is warming up to 220 DEG C with the heating rate of 1.5 DEG C/min, is incubated 0.8 hour, then at nitrogen and steam body
Long-pending ratio, for being warming up to 700 DEG C with the heating rate of 40 DEG C/min under the atmosphere of 90:10, is incubated 2 hours, i.e. obtains merit after cooling
Energy property charcoal, the content of the functional particle that this functional biological carbon is supported is 25wt%.
Embodiment 5
The ammonium triacetic acid sodium of timber 0.25mol/L at 90 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.8 hour, wood weight accounted for the 16% of system gross weight, filtered, washing；Then the timber pickling after filtering is containing 0.69mol/L
Carrying out supporting process in the titanyl sulfate solution of metal ion, after pretreatment, wood weight accounts for the 16% of system gross weight, and room temperature is stirred
Mix 2 hours, filter, obtain weight moisture capacity be 68% containing supported ionic timber, then timber is transferred in high temperature furnace,
Under air atmosphere, it is warming up to 180 DEG C with the heating rate of 2.5 DEG C/min, is incubated 0.6 hour, then at nitrogen and steam body
Long-pending ratio, for being warming up to 680 DEG C with the heating rate of 10 DEG C/min under the atmosphere of 98:2, is incubated 1.5 hours, i.e. obtains merit after cooling
Energy property charcoal, the content of the functional particle that this functional biological carbon is supported is 35wt%.
Embodiment 6
By ethylenediamine tetraacetic methene sodium phosphate and the equal-volume mixed solution of 0.5mol/L sulfuric acid of wood chip 0.15mol/L at 90 DEG C
Middle pretreatment 0.7 hour, wood chip weight accounts for the 18% of system gross weight, filters, washing；Then the wood chip dipping after filtering
Carrying out supporting process in the solution of zinc sulfate containing 0.8mol/L metal ion, after pretreatment, wood chip weight accounts for system gross weight
16%, be stirred at room temperature 4.5 hours, filter, obtain weight moisture capacity be 90% containing supported ionic wood chip, then by wood chip shift
To high temperature furnace, under air atmosphere, it is warming up to 220 DEG C with the heating rate of 2.5 DEG C/min, is incubated 0.8 hour, then at argon
It is warming up to 400 DEG C with the heating rate of 100 DEG C/min under gas and atmosphere that steam volume ratio is 98:2, is incubated 1.5 hours,
I.e. obtaining functional biological carbon after cooling, the content of the functional particle that this functional biological carbon is supported is 27wt%.
Embodiment 7
The sodium pyrophosphate of leaf 0.25mol/L at 65 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.8 hour, leaf weight accounted for the 24% of system gross weight, filtered, washing；Then the leaf after filtering is immersed in containing 0.55mol/L
Carrying out supporting process in the aluminum sulfate solution of metal ion, after pretreatment, leaf weight accounts for the 20% of system gross weight, is stirred at room temperature 5
Hour, filter, obtain weight moisture capacity be 121% containing supported ionic leaf, then leaf is transferred in high temperature furnace, at sky
Atmosphere is warming up to 110 DEG C with the heating rate of 1.5 DEG C/min under enclosing, and is incubated 0.6 hour, then in argon gas and steam volume ratio
For being warming up to 800 DEG C with the heating rate of 20 DEG C/min under the atmosphere of 90:10, it is incubated 5 hours, i.e. obtains functional after cooling
Charcoal, the content of the functional particle that this functional biological carbon is supported is 15wt%.
Embodiment 8
The sodium pyrophosphate of weeds 0.45mol/L at 90 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.6 hour, weeds weight accounted for the 14% of system gross weight, filtered, washing；Then the weeds after filtering are immersed in and contain altogether
The cobaltous sulfate of 0.85mol/L metal ion and nickel sulfate mixed solution carry out supporting process, wherein the rubbing of cobaltous sulfate and nickel sulfate
Your ratio is 1:1, and after pretreatment, weeds weight accounts for the 24% of system gross weight, is stirred at room temperature 5.5 hours, filters, obtains weight and contain
Water rate be 80% containing supported ionic weeds, then weeds are transferred in high temperature furnace, with the liter of 1 DEG C/min under air atmosphere
Temperature ramp, to 270 DEG C, is incubated 0.9 hour, then with 30 DEG C/min under argon gas and atmosphere that steam volume ratio is 95:5
Heating rate be warming up to 700 DEG C, be incubated 4.5 hours, after cooling, i.e. obtain functional biological carbon, institute in this functional biological carbon
The content of the functional particle supported is 8wt%.
Embodiment 9
The sodium pyrophosphate of coconut husk 0.25mol/L at 75 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.75 hour, coconut husk weight accounted for the 10% of system gross weight, filtered, washing；Then the coconut husk after filtering is immersed in and contains altogether
The cobaltous sulfate of 0.3mol/L metal ion, nickel sulfate and manganese sulfate mixed solution carry out supporting process, wherein cobaltous sulfate, sulfuric acid
The mol ratio of nickel and manganese sulfate is 1:1:3, and after pretreatment, coconut husk weight accounts for the 10% of system gross weight, is stirred at room temperature 3.5 hours,
Filter, obtain weight moisture capacity be 133% containing supported ionic coconut husk, then coconut husk is transferred in high temperature furnace, in air atmosphere
Under be warming up to 170 DEG C with the heating rate of 3 DEG C/min, be incubated 0.8 hour, then with the intensification of 25 DEG C/min under argon atmosphere
Ramp, to 800 DEG C, is incubated 3.5 hours, i.e. obtains functional biological carbon, this functional biological carbon is supported after cooling
The content of functional particle is 28wt%.
Embodiment 10
The sodium pyrophosphate of chestnut shell 0.3mol/L at 70 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.8 hour, chestnut shell weight accounted for the 28% of system gross weight, filtered, washing；Then the chestnut shell after filtering is immersed in altogether
Cobaltous sulfate, nickel sulfate, zirconium sulfate and manganese sulfate mixed solution containing 0.46mol/L metal ion carries out supporting process, wherein
The mol ratio of cobaltous sulfate, nickel sulfate, zirconium sulfate and manganese sulfate is 1:2:3:5, and after pretreatment, chestnut shell weight accounts for system gross weight
26%, be stirred at room temperature 3 hours, filter, obtain weight moisture capacity be 85% containing supported ionic chestnut shell, then by chestnut shell
It is transferred in high temperature furnace, under air atmosphere, is warming up to 190 DEG C with the heating rate of 2 DEG C/min, be incubated 0.5 hour, then
It is warming up to 700 DEG C with the heating rate of 45 DEG C/min under nitrogen atmosphere, is incubated 1 hour, after cooling, i.e. obtains functional biological carbon,
The content of the functional particle supported in this functional biological carbon is 12wt%.
Embodiment 11
The ammonium triacetic acid sodium of coffee grounds 0.25mol/L at 70 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be located in advance
Managing 0.85 hour, coffee grounds weight accounts for the 12% of system gross weight, filters, washing；Then the coffee grounds after filtering is immersed in
Amount to and carry on a shoulder pole containing in the cobaltous sulfate of 0.45mol/L metal ion, zinc sulfate, nickel sulfate, zirconium sulfate and manganese sulfate mixed solution
Load processes, and wherein the mol ratio of cobaltous sulfate, zinc sulfate, nickel sulfate, zirconium sulfate and manganese sulfate is 9:1:2:3:6, after pretreatment
Coffee grounds weight accounts for the 22% of system gross weight, is stirred at room temperature 2.5 hours, filter, obtain weight moisture capacity be 126% containing load
Carry off sub-coffee grounds, then coffee grounds is transferred in high temperature furnace, be warming up to the heating rate of 1 DEG C/min under air atmosphere
250 DEG C, it is incubated 1 hour, then is warming up to 500 DEG C with the heating rate of 15 DEG C/min under nitrogen atmosphere, be incubated 2 hours,
I.e. obtaining functional biological carbon after cooling, the content of the functional particle that this functional biological carbon is supported is 5wt%.
Embodiment 12
The ammonium triacetic acid sodium of tealeaf residue 0.35mol/L at 80 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be located in advance
Managing 0.7 hour, tealeaf residue weight accounts for the 12% of system gross weight, filters, washing；Then the tealeaf residue after filtering is immersed in
Amount to containing the magnesium sulfate of 0.66mol/L metal ion, cobaltous sulfate, zinc sulfate, nickel sulfate, zirconium sulfate and manganese sulfate mixed solution
In carry out supporting process, wherein the mol ratio of magnesium sulfate, cobaltous sulfate, zinc sulfate, nickel sulfate, zirconium sulfate and manganese sulfate is
2:9:1:2:3:6, after pretreatment, tealeaf residue weight accounts for the 12% of system gross weight, is stirred at room temperature 2 hours, filters, obtains weight
Moisture content be 99% containing supported ionic tealeaf residue, then tealeaf residue is transferred in high temperature furnace, under air atmosphere with
The heating rate of 1.5 DEG C/min is warming up to 230 DEG C, is incubated 1 hour, then is the atmosphere of 94:6 at argon gas and steam volume ratio
Under be warming up to 500 DEG C with the heating rate of 75 DEG C/min, be incubated 2 hours, after cooling, i.e. obtain functional biological carbon, this is functional
The content of the functional particle supported on charcoal is 17wt%.
Embodiment 13
The ammonium triacetic acid sodium of watermelon peel 0.25mol/L at 80 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be located in advance
Managing 0.5 hour, watermelon peel weight accounts for the 11% of system gross weight, filters, washing；Then the watermelon peel after filtering is immersed in
Amount to containing the magnesium sulfate of 0.59mol/L metal ion, ferric sulfate, cobaltous sulfate, zinc sulfate, nickel sulfate, zirconium sulfate and manganese sulfate
Mixed solution is carried out support process, wherein magnesium sulfate, ferric sulfate, cobaltous sulfate, zinc sulfate, nickel sulfate, zirconium sulfate and sulfuric acid
The mol ratio of manganese is 5:2:9:1:2:3:6, and after pretreatment, watermelon peel weight accounts for the 21% of system gross weight, is stirred at room temperature 3 hours,
Filter, obtain weight moisture capacity be 100% containing supported ionic watermelon peel, then watermelon peel is transferred in high temperature furnace, at air
It is warming up to 245 DEG C with the heating rate of 2 DEG C/min under atmosphere, is incubated 1.5 hours, then be 93 at nitrogen and steam volume ratio:
It is warming up to 600 DEG C with the heating rate of 85 DEG C/min under the atmosphere of 7, is incubated 3 hours, after cooling, i.e. obtains functional biological carbon,
The content of the functional particle supported in this functional biological carbon is 5.5wt%.
Embodiment 14
By pre-in the sodium tripolyphosphate of cotton stalk 0.3mol/L at 60 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid
Processing 0.9 hour, cotton stalk weight accounts for the 27% of system gross weight, filters, washing；Then the cotton stalk after filtering
Be immersed in altogether containing the magnesium sulfate of 0.65mol/L metal ion, ferric sulfate, titanyl sulfate, cobaltous sulfate, zinc sulfate, nickel sulfate,
Zirconium sulfate and manganese sulfate mixed solution carry out supporting process, wherein magnesium sulfate, ferric sulfate, titanyl sulfate, cobaltous sulfate, sulfuric acid
The mol ratio of zinc, nickel sulfate, zirconium sulfate and manganese sulfate is 3:5:2:11:1:5:3:6, and after pretreatment, cotton stalk weight accounts for system
The 18% of gross weight, is stirred at room temperature 2 hours, filter, obtain weight moisture capacity be 128% containing supported ionic cotton stalk, so
After cotton stalk is transferred in high temperature furnace, under air atmosphere, be warming up to 155 DEG C with the heating rate of 2 DEG C/min, be incubated 1.5
Hour, then it is warming up to 400 DEG C with the heating rate of 95 DEG C/min under argon gas and atmosphere that steam volume ratio is 96:4, protect
Temperature 5.5 hours, i.e. obtains functional biological carbon after cooling, the content of the functional particle that this functional biological carbon is supported is
33wt%.
Embodiment 15
By ethylenediamine tetraacetic methene sodium phosphate and the equal-volume mixing of 0.5mol/L sulfuric acid of mango slag 0.45mol/L at 75 DEG C
Pre-processing 0.6 hour in solution, mango slag weight accounts for the 13% of system gross weight, filters, washing；Then the awns after filtering
Pomace is immersed in altogether containing the magnesium sulfate of 0.55mol/L metal ion, ferric sulfate, titanyl sulfate, zinc sulfate, aluminum sulfate, sulphur
Acid cobalt, nickel sulfate, manganese sulfate and zirconium sulfate mixed solution carry out supporting process, wherein magnesium sulfate, ferric sulfate, titanyl sulfate,
The mol ratio of zinc sulfate, aluminum sulfate, cobaltous sulfate, nickel sulfate, manganese sulfate and zirconium sulfate is 3:5:2:7:1:5:3:6:4, locates in advance
After reason, mango slag weight accounts for the 15% of system gross weight, is stirred at room temperature 4 hours, filter, obtain weight moisture capacity be 65% containing load
Carry off sub-mango slag, then mango slag is transferred in high temperature furnace, be warming up to the heating rate of 2 DEG C/min under air atmosphere
255 DEG C, being incubated 1.5 hours, then be warming up to 450 DEG C with the heating rate of 15 DEG C/min under nitrogen atmosphere, insulation 3.5 is little
Time, i.e. obtaining functional biological carbon after cooling, the content of the functional particle that this functional biological carbon is supported is 15.5wt%.
Embodiment 16
By ethylenediamine tetraacetic methene sodium phosphate and the equal-volume mixing of 0.5mol/L sulfuric acid of wheat stalk 0.45mol/L at 66 DEG C
Pre-processing 0.6 hour in solution, wheat stalk weight accounts for the 13% of system gross weight, filters, washing；Then after filtering
Wheat stalk be immersed in altogether containing the magnesium sulfate of 0.47mol/L metal ion, ferric sulfate, titanyl sulfate, zinc sulfate, aluminum sulfate,
Cobaltous sulfate, nickel sulfate, Digadolinium trisulfate, sulfuric acid terbium, manganese sulfate and zirconium sulfate mixed solution carry out supporting process, wherein magnesium sulfate,
Ferric sulfate, titanyl sulfate, zinc sulfate, aluminum sulfate, cobaltous sulfate, nickel sulfate, Digadolinium trisulfate, sulfuric acid terbium, manganese sulfate and zirconium sulfate
Mol ratio be 3:5:2:7:1:5:3:1:1:5:1, after pretreatment, wheat stalk weight accounts for the 15% of system gross weight, is stirred at room temperature
4 hours, filter, obtain weight moisture capacity be 95% containing supported ionic wheat stalk, then wheat stalk is transferred to high temperature furnace
In, under air atmosphere, be warming up to 255 DEG C with the heating rate of 2 DEG C/min, be incubated 1.5 hours, more under nitrogen atmosphere with
The heating rate of 15 DEG C/min is warming up to 450 DEG C, is incubated 3.5 hours, i.e. obtains functional biological carbon after cooling, this functional life
The content of the functional particle supported on thing charcoal is 25.6wt%.
Embodiment 17
By molten to the ethylenediamine tetraacetic methene sodium phosphate of treaster 0.22mol/L at 88 DEG C and the equal-volume mixing of 0.5mol/L sulfuric acid
Pre-processing 0.6 hour in liquid, treaster weight accounts for the 13% of system gross weight, filters, washing；Then the grape after filtering
Slag is immersed in altogether containing the magnesium sulfate of 0.39mol/L metal ion, ferric sulfate, titanyl sulfate, zinc sulfate, aluminum sulfate, sulfuric acid
Cobalt, nickel sulfate, manganese sulfate, copper sulphate, cerous sulfate, praseodymium sulfate, Dineodymium trisulfate, samarium sulphate, europium sulfate, Digadolinium trisulfate, sulfuric acid
Terbium, sulfuric acid holmium, sulfuric acid lutetium, lanthanum sulfate and zirconium sulfate mixed solution carry out supporting process, wherein magnesium sulfate, ferric sulfate, sulphur
Acid oxygen titanium, zinc sulfate, aluminum sulfate, cobaltous sulfate, nickel sulfate, manganese sulfate, copper sulphate, cerous sulfate, praseodymium sulfate, Dineodymium trisulfate,
The mol ratio of samarium sulphate, europium sulfate, Digadolinium trisulfate, sulfuric acid terbium, sulfuric acid holmium, sulfuric acid lutetium, lanthanum sulfate and zirconium sulfate is
3:5:2:7:1:5:3:1:1:5:1:1:1:1:1:1:1:1:1:3, after pretreatment, treaster weight accounts for the 29% of system gross weight, room
Temperature stirring 4.5 hours, filter, obtain weight moisture capacity be 105% containing supported ionic treaster, then treaster is transferred to
In high temperature furnace, under air atmosphere, it is warming up to 275 DEG C with the heating rate of 2 DEG C/min, is incubated 1.5 hours, then in blanket of nitrogen
It is warming up to 555 DEG C with the heating rate of 15 DEG C/min under enclosing, is incubated 3.5 hours, after cooling, i.e. obtains functional biological carbon, this merit
The content of the functional particle supported on energy property charcoal is 35.5wt%.
Embodiment 18
By molten to the disodium ethylene diamine tetraacetate of maize straw 0.1mol/L at 85 DEG C and the equal-volume mixing of 0.5mol/L sulfuric acid
Pre-processing 0.5 hour in liquid, maize straw weight accounts for the 15% of system gross weight, filters, washing；Then the jade after filtering
Rice stalk is immersed in the Adlerika containing 0.1mol/L metal ion and carries out supporting process, and after pretreatment, maize straw weight accounts for
The 10% of system gross weight, is stirred at room temperature 1 hour, filters, obtains the aqueous and corn Han supported ionic that weight moisture capacity is 60%
Stalk, is then transferred to maize straw in high temperature furnace, is warming up to 120 DEG C with the heating rate of 1.2 DEG C/min under air atmosphere,
It is incubated 0.5 hour, then is warming up to 450 DEG C with the heating rate of 10 DEG C/min under nitrogen atmosphere, be incubated 1 hour, after cooling
Obtaining functional biological carbon, the content of the functional particle that this functional biological carbon is supported is 6wt%.
Embodiment 19
By pre-in the sodium tripolyphosphate of rape stalk 0.5mol/L at 90 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid
Processing 1 hour, rape stalk weight accounts for the 20% of system gross weight, filters, washing；Then the rape stalk leaching after filtering
Stain carries out supporting process in the copper-bath containing 1mol/L metal ion, and after pretreatment, rape stalk weight accounts for system gross weight
25%, be stirred at room temperature 6 hours, filter, obtain weight moisture capacity be 55% containing supported ionic rape stalk, then by rape
Stalk is transferred in high temperature furnace, is warming up to 250 DEG C with the heating rate of 3 DEG C/min under air atmosphere, is incubated 2 hours, then
Under argon atmosphere, it is warming up to 400 DEG C with the heating rate of 100 DEG C/min, is incubated 6 hours, after cooling, i.e. obtains functional living being
Charcoal, the content of the functional particle that this functional biological carbon is supported is 30wt%.
Embodiment 20
By pre-in the calgon of soybean stalk 0.25mol/L at 89 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid
Processing 0.6 hour, soybean stalk weight accounts for the 16% of system gross weight, filters, washing；Then the soybean stalk after filtering
Being immersed in the ferrum sulfuricum oxydatum solutum containing 0.40mol/L metal ion and carry out supporting process, after pretreatment, soybean stalk weight accounts for system
The 18% of gross weight, is stirred at room temperature 5 hours, filter, obtain weight moisture capacity be 66% containing supported ionic soybean stalk, then
Soybean stalk is transferred in high temperature furnace, under air atmosphere, is warming up to 150 DEG C with the heating rate of 2.5 DEG C/min, be incubated 1
Hour, then it is warming up to 600 DEG C with the heating rate of 50 DEG C/min under argon atmosphere, it is incubated 3 hours, after cooling, i.e. obtains function
Property charcoal, the content of the functional particle that this functional biological carbon is supported is 16wt%.
Embodiment 21
The sodium pyrophosphate of wheat shell 0.35mol/L at 65 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.8 hour, wheat shell weight accounted for the 12% of system gross weight, filtered, washing；Then the wheat shell after filtering is immersed in and contains
Carrying out supporting process in the titanyl sulfate solution of 0.9mol/L metal ion, after pretreatment, wheat shell weight accounts for system gross weight
15%, be stirred at room temperature 4 hours, filter, obtain weight moisture capacity be 150% containing supported ionic wheat shell, then by wheat shell
It is transferred in high temperature furnace, under air atmosphere, is warming up to 200 DEG C with the heating rate of 1.5 DEG C/min, be incubated 0.8 hour, then
Being warming up to 600 DEG C with the heating rate of 40 DEG C/min under nitrogen and atmosphere that steam volume ratio is 90:10, insulation 2 is little
Time, i.e. obtaining functional biological carbon after cooling, the content of the functional particle that this functional biological carbon is supported is 28wt%.
Embodiment 22
The ammonium triacetic acid sodium of peanut shell 0.25mol/L at 75 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be located in advance
Managing 0.8 hour, peanut shell weight accounts for the 25% of system gross weight, filters, washing；Then the peanut shell after filtering is immersed in
Carrying out supporting process in titanyl sulfate solution containing 0.69mol/L metal ion, after pretreatment, peanut shell weight accounts for system gross weight
16%, be stirred at room temperature 2 hours, filter, obtain weight moisture capacity be 120% containing supported ionic peanut shell, then by peanut
Shell is transferred in high temperature furnace, is warming up to 180 DEG C with the heating rate of 2.5 DEG C/min under air atmosphere, is incubated 0.6 hour,
Under nitrogen and atmosphere that steam volume ratio is 98:2, it is warming up to 680 DEG C with the heating rate of 10 DEG C/min again, is incubated 1.5
Hour, i.e. obtaining functional biological carbon after cooling, the content of the functional particle that this functional biological carbon is supported is 38wt%.
Embodiment 23
By molten to the ethylenediamine tetraacetic methene sodium phosphate of pomace 0.15mol/L at 90 DEG C and the equal-volume mixing of 0.5mol/L sulfuric acid
Pre-processing 0.7 hour in liquid, pomace weight accounts for the 20% of system gross weight, filters, washing；Then the apple after filtering
Slag is immersed in the solution of zinc sulfate containing 0.8mol/L metal ion and carries out supporting process, and after pretreatment, to account for system total for pomace weight
The 18% of weight, is stirred at room temperature 4.5 hours, filter, obtain weight moisture capacity be 88% containing supported ionic pomace, then will
Pomace is transferred in high temperature furnace, is warming up to 220 DEG C with the heating rate of 2.5 DEG C/min under air atmosphere, and insulation 0.8 is little
Time, then it is warming up to 400 DEG C with the heating rate of 100 DEG C/min under argon gas and atmosphere that steam volume ratio is 98:2, protect
Temperature 1.5 hours, i.e. obtains functional biological carbon after cooling, the content of the functional particle that this functional biological carbon is supported is
29wt%.
Embodiment 24
The sodium pyrophosphate of pears slag 0.25mol/L at 68 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.8 hour, pears slag weight accounted for the 29% of system gross weight, filtered, washing；Then the pears slag after filtering is immersed in containing 0.55mol/L
Carrying out supporting process in the aluminum sulfate solution of metal ion, after pretreatment, pears slag weight accounts for the 24% of system gross weight, is stirred at room temperature 5
Hour, filter, obtain weight moisture capacity be 52% containing supported ionic pears slag, then pears slag is transferred in high temperature furnace, at sky
Atmosphere is warming up to 110 DEG C with the heating rate of 1.5 DEG C/min under enclosing, and is incubated 0.6 hour, then in argon gas and steam volume ratio
For being warming up to 800 DEG C with the heating rate of 20 DEG C/min under the atmosphere of 90:10, it is incubated 5 hours, i.e. obtains functional after cooling
Charcoal, the content of the functional particle that this functional biological carbon is supported is 25wt%.
Embodiment 25
The sodium pyrophosphate of bagasse 0.4mol/L at 90 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.6 hour, bagasse weight accounted for the 16% of system gross weight, filtered, washing；Then the bagasse after filtering is immersed in altogether
Cobaltous sulfate containing 0.85mol/L metal ion and nickel sulfate mixed solution carry out supporting process, wherein cobaltous sulfate and nickel sulfate
Mol ratio is 3:1, and after pretreatment, bagasse weight accounts for the 24% of system gross weight, is stirred at room temperature 5.5 hours, filters, and obtains weight
Amount moisture content be 85% containing supported ionic bagasse, then bagasse is transferred in high temperature furnace, under air atmosphere with
The heating rate of 1 DEG C/min is warming up to 270 DEG C, is incubated 0.9 hour, then is the atmosphere of 95:5 at argon gas and steam volume ratio
Under be warming up to 700 DEG C with the heating rate of 30 DEG C/min, be incubated 4.5 hours, after cooling, i.e. obtain functional biological carbon, this function
The content of the functional particle supported on property charcoal is 10wt%.
Embodiment 26
The sodium pyrophosphate of olive slag 0.2mol/L at 75 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.75 hour, olive slag weight accounted for the 10% of system gross weight, filtered, washing；Then the olive slag after filtering is immersed in altogether
Meter carries out supporting process containing in the cobaltous sulfate of 0.3mol/L metal ion, nickel sulfate and manganese sulfate mixed solution, wherein cobaltous sulfate,
The mol ratio of nickel sulfate and manganese sulfate is 4:1:5, and after pretreatment, olive slag weight accounts for the 10% of system gross weight, is stirred at room temperature 3.5
Hour, filter, obtain weight moisture capacity be 50% containing supported ionic olive slag, then olive slag is transferred in high temperature furnace,
Under air atmosphere, be warming up to 170 DEG C with the heating rate of 3 DEG C/min, be incubated 0.8 hour, then under argon atmosphere with
The heating rate of 25 DEG C/min is warming up to 800 DEG C, is incubated 3.5 hours, i.e. obtains functional biological carbon after cooling, this functional life
The content of the functional particle supported on thing charcoal is 25wt%.
Embodiment 27
The sodium pyrophosphate of waxgourd peel 0.35mol/L at 68 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be pre-processed
0.8 hour, waxgourd peel weight accounted for the 25% of system gross weight, filtered, washing；Then the waxgourd peel after filtering is immersed in altogether
Cobaltous sulfate, nickel sulfate, zirconium sulfate and manganese sulfate mixed solution containing 0.6mol/L metal ion carries out supporting process, wherein
The mol ratio of cobaltous sulfate, nickel sulfate, zirconium sulfate and manganese sulfate is 9:4:1:5, and after pretreatment, waxgourd peel weight accounts for system gross weight
26%, be stirred at room temperature 3 hours, filter, obtain weight moisture capacity be 100% containing supported ionic waxgourd peel, then by wax gourd
Skin is transferred in high temperature furnace, is warming up to 190 DEG C with the heating rate of 2 DEG C/min under air atmosphere, is incubated 0.5 hour, then
It is warming up to 650 DEG C with the heating rate of 45 DEG C/min under nitrogen atmosphere, is incubated 1 hour, after cooling, i.e. obtains functional biological carbon,
The content of the functional particle supported in this functional biological carbon is 16wt%.
Embodiment 28
The ammonium triacetic acid sodium of pumpkin peel 0.28mol/L at 78 DEG C and the equal-volume mixed solution of 0.5mol/L sulfuric acid will be located in advance
Managing 0.85 hour, pumpkin peel weight accounts for the 19% of system gross weight, filters, washing；Then the pumpkin peel after filtering is immersed in
Amount to and carry on a shoulder pole containing in the cobaltous sulfate of 0.45mol/L metal ion, zinc sulfate, nickel sulfate, zirconium sulfate and manganese sulfate mixed solution
Load processes, and wherein the mol ratio of cobaltous sulfate, zinc sulfate, nickel sulfate, zirconium sulfate and manganese sulfate is 2:9:4:1:5, after pretreatment
Pumpkin peel weight accounts for the 22% of system gross weight, is stirred at room temperature 2.5 hours, filters, obtain weight moisture capacity be 76% containing supporting
Ion pumpkin peel, is then transferred to pumpkin peel in high temperature furnace, is warming up to the heating rate of 1 DEG C/min under air atmosphere
250 DEG C, it is incubated 1 hour, then is warming up to 500 DEG C with the heating rate of 15 DEG C/min under nitrogen atmosphere, be incubated 2 hours,
I.e. obtaining functional biological carbon after cooling, the content of the functional particle that this functional biological carbon is supported is 8wt%.
Claims (7)
1. the method that in-situ impregnation prepares functional biological carbon, is characterized in that comprising the following steps:
(1) biomass material is rendered in preprocessing solution, stirring dipping, then filters, obtains pretreated biomass material；
Described preprocessing solution refer to by molar concentration be the disodium ethylene diamine tetraacetate of 0.1-0.5mol/L, sodium tripolyphosphate,
One in calgon, sodium pyrophosphate, ethylenediamine tetraacetic methene sodium radio-phosphate,P-32 solution and molar concentration are 0.5mol/L sulphur
The mixed solution that acid solution equal-volume is mixed to form；
(2) described pretreated biomass material is rendered in supported ionic solution, stirring dipping, then filters, obtains aqueous
With the biomass material containing supported ionic；Wherein, the described aqueous and weight moisture capacity of biomass material containing supported ionic
Scope is 50-150%；Described supported ionic solution refer to magnesium sulfate, ferric sulfate, titanyl sulfate, zinc sulfate, aluminum sulfate,
Cobaltous sulfate, nickel sulfate, manganese sulfate, copper sulphate, cerous sulfate, praseodymium sulfate, Dineodymium trisulfate, samarium sulphate, europium sulfate, sulfuric acid
After one or more in gadolinium, sulfuric acid terbium, sulfuric acid holmium, sulfuric acid lutetium, lanthanum sulfate and zirconium sulfate are according to any mixed in molar ratio
It is dissolved in the solution that water is formed；
(3) with 1-3 DEG C/min, described aqueous and containing supported ionic biomass material being warming up to 100-280 DEG C, 0.5-2 is little in insulation
Time；
(4) then under anaerobic or limit oxygen atmosphere, it is warming up to 400-800 DEG C with 10-100 DEG C/min, is incubated 1-6 hour；
(5) obtaining functional biological carbon after cooling, in this functional biological carbon, the weight of supported functional particle accounts for charcoal weight
5-40%, the particle diameter of functional particles is 20-500nm.
Method the most according to claim 1, it is characterised in that: described biomass material is rice straw, wheat stalk, corn
Stalk, cotton stalk, rape stalk, soybean stalk, wheat shell, rice husk, peanut shell, bamboo wood, bamboo bits, timber,
Wood chip, leaf, weeds, coconut husk, chestnut shell, coffee grounds, tealeaf residue, pomace, treaster, pears slag, bagasse,
More than one in olive slag, mango slag, watermelon peel, waxgourd peel and pumpkin peel.
Method the most according to claim 1, it is characterised in that: in described step (1), the inventory of described biomass material
10-30wt% for described biomass material Yu described preprocessing solution sum；Described stirring dip time is 0.5-1 hour,
Dipping temperature is 60-90 DEG C.
Method the most according to claim 1, it is characterised in that: in described supported ionic solution, total concentration of metal ions is
0.1-1mol/L。
Method the most according to claim 1, it is characterised in that: in described step (2), described pretreated living beings are former
The 10-30wt% that inventory is described pretreated biomass material and described supported ionic solution sum of material；Described stir
Mix dipping for being stirred at room temperature dipping 1-6 hour.
Method the most according to claim 1, it is characterised in that: described anaerobic or limit oxygen atmosphere refer to high pure nitrogen or argon atmosphere,
Or it is the gaseous mixture of nitrogen and steam, argon gas and steam.
Method the most according to claim 6, it is characterised in that: described nitrogen and steam or argon gas and the gaseous mixture of steam,
The volume ratio of its nitrogen or argon gas and steam is 90:10-98:2.
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| CN115445620B (en) * | 2022-08-22 | 2023-09-08 | 大连海事大学 | Preparation method and application of leaf-based biochar supported cobalt-nickel binary metal catalyst |
| CN115254126B (en) * | 2022-08-24 | 2023-05-26 | 云南大学 | Preparation method of biochar-based bifunctional catalyst |
| CN116618015A (en) * | 2023-05-21 | 2023-08-22 | 广州科腾环保科技有限公司 | Soil restoration agent for treating heavy metal pollution and preparation method thereof |
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| CN102001656A (en) * | 2010-12-14 | 2011-04-06 | 广东石油化工学院 | Method for preparing high-adsorbability activated carbon by using rice hulls as raw material |
| US9108186B2 (en) * | 2013-01-25 | 2015-08-18 | Cabot Corporation | Phosphoric acid treatment of carbonaceous material prior to activation |
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