CN108816189A - A kind of preparation of biomass carbon and its absorption to brufen - Google Patents
A kind of preparation of biomass carbon and its absorption to brufen Download PDFInfo
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- CN108816189A CN108816189A CN201810632589.5A CN201810632589A CN108816189A CN 108816189 A CN108816189 A CN 108816189A CN 201810632589 A CN201810632589 A CN 201810632589A CN 108816189 A CN108816189 A CN 108816189A
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- rice husk
- brufen
- drying
- preparation
- absorption
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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
- 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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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
- C02F2101/345—Phenols
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention belongs to water treatment fields, and in particular to a kind of preparation of biomass carbon and its absorption to brufen.Specific method is to mix with deionized water by after rice husk desiccation, broken, screening, be put into reaction kettle and heat charing, use H after cleaning, drying2O2Activation, drying forms charring rice husk again.Charring rice husk is used for the wastewater treatment containing brufen, the brufen in waste water can be effectively removed, adsorbance is up to 34.00mgg‑1.Charring rice husk adsorbent material of good performance is made in the present invention.The recycling of waste is realized, there is good economy and environmental benefit.
Description
Technical field
The invention belongs to water treatment fields, and in particular to a kind of preparation of biomass carbon and its absorption to brufen.
Background technique
Brufen is that one of highest non-steroid anti-inflammatory drug of frequency is detected in current global environment, and the brufen of trace can
It is enriched with by food chain, the accumulation in plant, animal body.Studies have shown that brufen has chronic toxicity to aqueous bio.Effectively
Brufen in removal water body has become current urgent problem to be solved.Currently, the method for common removal brufen includes changing
Method, bioanalysis and absorption method.Chemical method is high-efficient, and cost of investment is higher, and chemical agent can generate secondary pollution to water body.It is raw
Object method is at low cost, but fluctuation of service, and effect is poor, and the traditional activated sludge process of sewage treatment plant can not effectively remove brufen
It removes.Absorption method effect stability, price is low, and materials are wide, has been widely used in the removal research of the waste water containing brufen.Based on following
The theory of ring economy, exploitation waste adsorbent material realize the place of sewage while solving offal treatment handling problems
Reason has environmental benefit and economic benefit.
Biomass carbon has that price is low, source is wide, large specific surface area and functional group are rich as a kind of emerging renewable resource
The advantages that rich, is widely used in wastewater treatment in recent years.Such as application No. is the patents of CN201610892445.4 to disclose one
The preparation system and preparation method of kind giantreed biomass carbon adsorbent；Application No. is the patents of CN201610307188.3 to disclose
A kind of water body purification method and device of strong magnetic separation-magnetic green substance charcoal absorption；Application No. is CN201410093243.4's
Patent discloses a kind of method that walnut shell biomass carbon adsorbent removes reactive brilliant red k-2g dyestuff in waste water；Application No. is
The patent of CN201510455042.9 discloses a kind of production method of waste bacterium rod hydro-thermal biomass carbon adsorbent material.China is generation
The first Chan Dao big country of boundary, annual rice yield account for 1/3 of Gross World Product or more up to more than 400,000,000 tons.Rice husk is the pair of Rice producing
Product, big, the resourceful biomass as a kind of yield have many advantages, such as to be easy to collection and low cost.Rice husk is a kind of high
The byproduct of added value, not only pollutes the environment if dealt with improperly, and the waste to biomass resource.Therefore, pass through by
It is biomass carbonated, obtain the strong biomass raw material of wood-charcoal of a kind of abundant functional group, large specific surface area, stable in physicochemical property, adsorption capacity
Material, can not only efficiently use rice husk, but also can achieve the purpose that the treatment of wastes with processes of wastes against one another.Therefore, charring rice husk is applied to preparation
Brufen adsorbent material has practical significance.
Summary of the invention
In order to overcome the problems, such as that the above technology exists, the present invention is intended to provide a kind of rice husk biomass carbon brufen adsorbs
Agent, by being mixed after rice husk desiccation, broken, screening with deionized water, being put into reaction kettle and heat charing, after cleaning, drying
Use H2O2Activation, drying forms charring rice husk again.
A kind of preparation method of charring rice husk brufen adsorbent material proposed by the present invention, specific step is as follows：
(1) rice husk is dried, is crushed, sieving；
(2) desiccation rice husk is taken to be mixed evenly with deionized water；
(3) mixed liquor is poured into the reaction kettle of 150ml tetrafluoroethene liner, is placed in Muffle furnace and heats；
(4) deionized water of the rice husk after heating and ethyl alcohol are washed three times respectively, is put into baking oven drying；
(5) take the rice husk in (4) in H2O2Middle activation, it is obtained by drying to arrive charring rice husk adsorbent material.
Preferably, drying condition is 80 DEG C, 12h in step (1), partial size≤1mm after rice husk sieving；
Preferably, desiccation rice husk additive amount is 8g in step (2), and deionized water volume is 90ml；
Preferably, Muffle furnace heating condition is 180-240 DEG C, 8h in step (3), and heating rate is 5 DEG C of min-1；
Preferably, drying condition is 80 DEG C in step (4), for 24 hours；
Preferably, H in step (5)2O2Concentration is 1%-30%, and drying condition is 80 DEG C, 12h.
Simulation waste water containing brufen is handled with charring rice husk obtained, the concentration of brufen before and after the processing is measured, calculates and inhale
Attached amount.
Adsorption capacity QeCalculation formula see (a)
Adsorption capacity Qe=(C0-Ce)V/m (a)
In formula：Qe- adsorption capacity, mgg-1；
C0, CeConcentration when-brufen initial concentration and adsorption equilibrium, mgL-1；
V-liquor capacity, L；
M-adsorbent quality, g.
The advantages of present invention obtains and beneficial effect are：
(1) raw rice husk of the invention is from a wealth of sources, and preparation method is simple, economical quick；
(2) raw material of brufen adsorbent is removed using rice husk as preparation, is provided new approach for its processing disposition, is realized
Waste resource recovery, improves its engineering application value；
(3) adsorbent prepared by the present invention, to brufen have very strong adsorption capacity, have the faster rate of adsorption and
Higher adsorption capacity.
Detailed description of the invention
Fig. 1 is different hydrothermal temperatures and H2O2Charring rice husk particle under activation concentration conditions of mixture ratios is to brufen adsorbance
Change over time figure.
Fig. 2 is different hydrothermal temperatures and H2O2Charring rice husk particle under activation concentration conditions of mixture ratios is to brufen adsorbance
With ibuprofen concentration variation diagram.
Specific embodiment
Embodiment 1：
Removal brufen adsorbent material is prepared with rice husk, is included the following steps：
(1) rice husk is put into 80 DEG C of drying 12h of baking oven, crushed, sieving makes its partial size≤1mm；
(2) 8g desiccation rice husk is taken to be mixed evenly with 90ml deionized water；
(3) mixed liquor is poured into the reaction kettle of 150ml tetrafluoroethene liner, reaction kettle is put into Muffle furnace, 180
DEG C heating 8h, heating rate be 5 DEG C of min-1；
(4) deionized water of the rice husk after heating and ethyl alcohol are washed three times respectively, is put into 80 DEG C of baking oven drying for 24 hours；
(5) take the rice husk 2g in (4) in the 1%H of 45ml2O2Middle activation 3h, 80 DEG C of drying 12h of baking oven obtain charing rice
Shell adsorbent material.
Embodiment 2：
Removal brufen adsorbent material is prepared with rice husk, is included the following steps：
(1) rice husk is put into 80 DEG C of drying 12h of baking oven, crushed, sieving makes its partial size≤1mm；
(2) 8g desiccation rice husk is taken to be mixed evenly with 90ml deionized water；
(3) mixed liquor is poured into the reaction kettle of 150ml tetrafluoroethene liner, reaction kettle is put into Muffle furnace, 200
DEG C heating 8h, heating rate be 5 DEG C of min-1；
(4) deionized water of the rice husk after heating and ethyl alcohol are washed three times respectively, is put into 80 DEG C of baking oven drying for 24 hours；
(5) take the rice husk 2g in (4) in the 10%H of 45ml2O2Middle activation 3h, 80 DEG C of drying 12h of baking oven obtain charing rice
Shell adsorbent material.
Embodiment 3：
Removal brufen adsorbent material is prepared with rice husk, is included the following steps：
(1) rice husk is put into 80 DEG C of drying 12h of baking oven, crushed, sieving makes its partial size≤1mm；
(2) 8g desiccation rice husk is taken to be mixed evenly with 90ml deionized water；
(3) mixed liquor is poured into the reaction kettle of 150ml tetrafluoroethene liner, reaction kettle is put into Muffle furnace, 240
DEG C heating 8h, heating rate be 5 DEG C of min-1；
(4) deionized water of the rice husk after heating and ethyl alcohol are washed three times respectively, is put into 80 DEG C of baking oven drying for 24 hours；
(5) take the rice husk 2g in (4) in the 30%H of 45ml2O2Middle activation 3h, 80 DEG C of drying 12h of baking oven obtain charing rice
Shell adsorbent material.
Embodiment 4：
The evaluation of hydro-thermal charring rice husk removal brufen absorption property
Preparation initial concentration is 100mgL-1Brufen solution simulated wastewater, the charing for preparing in embodiment 1-3 is added
Rice husk adsorbent material is 1 in solid-to-liquid ratio:Under conditions of 500, for 24 hours with the revolving speed stirring of 140rpm, three kinds of hydro-thermal charring rice husk cloth
Ibuprofen adsorbance is as shown in Figure 1 with the variation difference of adsorption time.When for 24 hours, three kinds of hydro-thermal charring rice husks are to concentration
100mg·L-1Brufen solution in the adsorbance of brufen be respectively 8.23mgg-1、15.21mg·g-1、15.92mg·
g-1。
Embodiment 5：
The evaluation of hydro-thermal charring rice husk removal brufen absorption property
Preparation initial concentration is 10mgL-1、50mg·L-1、100mg·L-1、500mg·L-1、1000mg·L-1Cloth
The charring rice husk adsorbent material prepared in embodiment 1-3 is added in ibuprofen solution simulated wastewater, is 1 in solid-to-liquid ratio:500 condition
Under, for 24 hours with the revolving speed stirring of 140rpm, three kinds of hydro-thermal charring rice husk brufen adsorbances are with ibuprofen concentration variation such as Fig. 2
It is shown.Three kinds of hydro-thermal charring rice husks are respectively 16.92mgg to the maximal absorptive capacity of brufen in solution-1、33.32mg·g-1、34.00mg·g-1。
The foregoing is merely the preferred embodiment of the invention, oneself, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (6)
1. a kind of preparation of biomass carbon and its absorption to brufen, which is characterized in that specific method is by rice husk desiccation, breaks
It after broken, screening, is mixed with deionized water, is put into reaction kettle and heats charing, use H after cleaning, drying2O2Activation, dries shape again
At charring rice husk.
2. the method as described in claim 1, which is characterized in that drying condition is 80 DEG C, 12h, the rice husk partial size after screening≤
1mm。
3. the method as described in claim 1, which is characterized in that rice husk 8g, deionized water 90ml.
4. the method as described in claim 1, which is characterized in that hydrothermal temperature is 180-240 DEG C, and the hydro-thermal time is 8h, heating
Rate is 5 DEG C of min-1。
5. the method as described in claim 1, which is characterized in that drying condition is 80 DEG C, for 24 hours, H2O2Concentration be 1%-
30%.
6. the method as described in claim 1, which is characterized in that drying condition is 80 DEG C, 12h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810632589.5A CN108816189A (en) | 2018-06-19 | 2018-06-19 | A kind of preparation of biomass carbon and its absorption to brufen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810632589.5A CN108816189A (en) | 2018-06-19 | 2018-06-19 | A kind of preparation of biomass carbon and its absorption to brufen |
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| Publication Number | Publication Date |
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| CN108816189A true CN108816189A (en) | 2018-11-16 |
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| CN201810632589.5A Pending CN108816189A (en) | 2018-06-19 | 2018-06-19 | A kind of preparation of biomass carbon and its absorption to brufen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110316783A (en) * | 2019-07-03 | 2019-10-11 | 上海师范大学 | Sludge/fallen leaves charcoal recycling and the efficiently method of removal Diclofenac |
| CN112058263A (en) * | 2020-08-27 | 2020-12-11 | 中山大学 | Preparation method of hydrothermal carbon/copper photocatalyst and application of hydrothermal carbon/copper photocatalyst in degradation of ibuprofen drugs |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104209100A (en) * | 2014-09-29 | 2014-12-17 | 大连工业大学 | Method for preparing adsorbing agents by rice hulls |
| CN106179216A (en) * | 2016-07-29 | 2016-12-07 | 辽宁石油化工大学 | The preparation method of a kind of Magnetic Activated hydro-thermal charcoal and application |
-
2018
- 2018-06-19 CN CN201810632589.5A patent/CN108816189A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104209100A (en) * | 2014-09-29 | 2014-12-17 | 大连工业大学 | Method for preparing adsorbing agents by rice hulls |
| CN106179216A (en) * | 2016-07-29 | 2016-12-07 | 辽宁石油化工大学 | The preparation method of a kind of Magnetic Activated hydro-thermal charcoal and application |
Non-Patent Citations (1)
| Title |
|---|
| NAFISA A.SALEM ET AL.: "Non-steroidal anti-inflammatory drug, ibuprofen adsorption using rice straw based biochar", 《INTERNATIONAL JOURNAL OF PHARMACOLOGY》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110316783A (en) * | 2019-07-03 | 2019-10-11 | 上海师范大学 | Sludge/fallen leaves charcoal recycling and the efficiently method of removal Diclofenac |
| CN112058263A (en) * | 2020-08-27 | 2020-12-11 | 中山大学 | Preparation method of hydrothermal carbon/copper photocatalyst and application of hydrothermal carbon/copper photocatalyst in degradation of ibuprofen drugs |
| CN112058263B (en) * | 2020-08-27 | 2022-09-09 | 中山大学 | Preparation method of hydrothermal carbon/copper photocatalyst and application of hydrothermal carbon/copper photocatalyst in degradation of ibuprofen drugs |
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Application publication date: 20181116 |