CN105457607A - Broad bean shell containing heavy metal adsorption granules and preparation method thereof - Google Patents
Broad bean shell containing heavy metal adsorption granules and preparation method thereof Download PDFInfo
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- CN105457607A CN105457607A CN201510912681.3A CN201510912681A CN105457607A CN 105457607 A CN105457607 A CN 105457607A CN 201510912681 A CN201510912681 A CN 201510912681A CN 105457607 A CN105457607 A CN 105457607A
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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
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/24—Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
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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
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28016—Particle form
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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
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
- B01J20/28057—Surface area, e.g. B.E.T specific surface area
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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
- C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
Abstract
The invention discloses broad bean shell containing heavy metal adsorption granules. The broad bean containing heavy metal adsorption granules are prepared from raw materials in parts by weight as follows: 20-30 parts of broad bean shells, 5-10 parts of chestnut shells, 3-5 parts of calcite powder, 2-4 parts of pyrophyllite powder, 3-5 parts of light calcium carbonate, 1-2 parts of calcium lignosulphonate, 0.1-0.2 parts of nonylphenol polyoxyethylene ether, 0.1-0.2 parts of sodium benzoate, 2-4 parts of oxalic acid, 1-2 parts of lauric acid and 5-10 parts of a bonding auxiliary. The adsorption granules have high capacity, can effectively adsorb and remove heavy metal ions in water, also have certain adsorption and removal effects on nitrogen and phosphorus organic matters in the water and have high water purification capacity, main raw materials are agriculture wastes, and the heavy metal adsorption granules have energy saving and waste utilization effects, are economic and don't cause secondary pollution to the environment.
Description
Technical field
The present invention relates to water treatment field, be specifically related to a kind of broad been skin heavy metal adsorption granule and preparation method thereof.
Background technology
Due to developing rapidly of industry, heavy metal pollution is more serious, and wherein the industry such as electronics, plating, process hides, ore dressing produces a large amount of industrial wastewater containing heavy metal ion every year, and the process problem of thing followed heavy metal wastewater thereby is the emphasis paid close attention to, study always.Heavy metal can not be biodegradable in the environment, tend to enrichment in the body of living, by biological chain at people's cylinder accumulation, destroy normal physiological metabolism activity, even produce " three cause " (carcinogenic, teratogenesis, mutagenesis) material, very harmful, therefore need cost-effective method to remove various heavy metal ion in water body.
Traditional heavy metal polluted waste water processing method comprises chemical precipitation method, ion-exchange, membrane separation process, solvent extraction and oxidation-reduction method etc., they respectively have advantage, but all there is limitation, embody a concentrated reflection of that cost is high, power consumption is large, operating difficulties, easily produce in secondary pollution problems, particularly when processing low content heavy metal polluted waste water, its operating cost is relative with the cost of raw material too high.Therefore, seek cheapness, heavy metal absorbent that is efficient, that be easy to process more and more comes into one's own, there is good advantage and development prospect.
Summary of the invention
The object of this invention is to provide a kind of broad been skin heavy metal adsorption granule, heavy metal adsorption capacity be large, high adsorption capacity, and primary raw material is agricultural residue, has the effect of energy-conserving profit waste, good economy performance, practical.
The present invention is achieved by the following technical solutions:
A kind of broad been skin heavy metal adsorption granule, it is obtained by the raw material of following weight parts:
Broad been skin 20-30, chestnut shell 5-10, calcite in powder 3-5, pyrophyllite powder 2-4, precipitated calcium carbonate 3-5, calcium lignosulfonate 1-2, NPE 0.1-0.2, Sodium Benzoate 0.1-0.2, oxalic acid 2-4, laurate 1-2, bonding auxiliary material 5-10;
The auxiliary material that wherein bonds is made up of the raw material of following weight portion:
Glutinous rice flour 10-15, agar powder 0.5-1, xanthans 1-2, carragheen 1-2, water-soluble lanolin 1-2, maltodextrin 1-2, polyethylene glycol 2-4, sucrose 2-4, water 40-50;
The preparation method of bonding auxiliary material is:
First maltodextrin, polyethylene glycol, water-soluble lanolin and sucrose are added to the water to be stirred to and dissolve completely, add xanthans again, carragheen 60-80 DEG C, 400-600r/min stir 1-2h, add agar powder 90-95 DEG C again, 400-600r/min stirs 0.5-1h, 0.5-1h is stirred under adding glutinous rice flour similarity condition again, after dry, grinding evenly, to obtain final product.
A preparation method for broad been skin heavy metal adsorption granule, comprises the following steps:
(1) by broad been skin and chestnut shell in 70-80 DEG C of dry 5-10h, mix with calcite in powder, pyrophyllite powder, maize straw and precipitated calcium carbonate after pulverizing, 200-300 DEG C of process 2-4h, laurate, calcium lignosulfonate and NPE co-ground 0.5-1h is added after cooling, add water by solid-liquid weight ratio 1:1-1:2 again and in 60-80 DEG C, stir 2-4h under 400-600r/min condition, after drying, grinding evenly, obtains active powder again;
(2) active powder is mixed with all the other raw materials, then by solid-liquid weight ratio 5:1-4:1 add water prior to 50-60 DEG C, 400-600r/min stirs 1-2h, then add wet granulator granulation and obtain wet granular; By described wet granular prior to 80-90 DEG C of dry 24-36h, then in 200-250 DEG C of process 2-4h, finally cross 10-20 mesh sieve, to obtain final product.
Advantage of the present invention is:
(1) by agricultural residue broad been skin, chestnut shell and other compatibilities of filling a prescription, by simply processing obtained granule, specific area is large, high adsorption capacity, adsorption capacity is large, can not only effectively adsorb, the heavy metal ion removed in water body, have certain Adsorption effect to Water phosphorus organic matter, water body purification ability is strong simultaneously; (2) obtained granule intensity is large, good forming effect, be easy to be separated from water body, is conducive to the removal of heavy metal, recovery; (3) the host material abundance chosen, to be naturally easy to get, energy-conserving profit waste, good economy performance, and secondary pollution is not produced to environment.
Detailed description of the invention
Non-limiting examples of the present invention is as follows:
A kind of broad been skin heavy metal adsorption granule, is prepared from by the component raw material of following weight (kg):
Broad been skin 25, chestnut shell 8, calcite in powder 4, pyrophyllite powder 3, precipitated calcium carbonate 4, calcium lignosulfonate 1.5, NPE 0.15, Sodium Benzoate 0.15, oxalic acid 3, laurate 1.5, bonding auxiliary material 8;
Wherein, the auxiliary material that bonds is made up of the raw material of following weight portion:
Glutinous rice flour 12, agar powder 0.8, xanthans 1.5, carragheen 1.5, water-soluble lanolin 1.5, maltodextrin 1.5, polyethylene glycol 3, sucrose 3, water 45;
The preparation method of bonding auxiliary material is:
First maltodextrin, polyethylene glycol, water-soluble lanolin and sucrose are added to the water to be stirred to and dissolve completely, add xanthans again, carragheen 80 DEG C, 400r/min stir 1h, add agar powder 95 DEG C again, 400r/min stirs 0.5h, 0.5h is stirred under adding glutinous rice flour similarity condition again, after dry, grinding evenly, to obtain final product.
The preparation method of broad been skin heavy metal adsorption granule comprises the following steps:
(1) by broad been skin and chestnut shell in 80 DEG C of dry 5h, mix with calcite in powder, pyrophyllite powder, maize straw and precipitated calcium carbonate after pulverizing, 300 DEG C of process 4h, laurate, calcium lignosulfonate and NPE co-ground 0.5h is added after cooling, add water by solid-liquid weight ratio 1:1 again and in 80 DEG C, stir 2h under 600r/min condition, after drying, grinding evenly, obtains active powder again;
(2) component A, B component are mixed with all the other raw materials, then by solid-liquid weight ratio 5:1 add water prior to 60 DEG C, 600r/min stirs 1h, then add wet granulator granulation and obtain wet granular; By described wet granular prior to 90 DEG C of dry 24h, then in 200 DEG C of process 3h, finally cross 10 mesh sieves, to obtain final product.
The adsorption particle agent 5g taking above-mentioned preparation adds the reactant aqueous solution 6h of the leaded 200mg/L of 1L, obtains clearance >98%;
The adsorption particle agent 5g taking above-mentioned preparation adds the reactant aqueous solution 6h of the phosphorous 30mg/L of 1L, obtains clearance >95%.
Claims (2)
1. a broad been skin heavy metal adsorption granule, is characterized in that, it is obtained by the raw material of following weight parts:
Broad been skin 20-30, chestnut shell 5-10, maize straw 3-5, calcite in powder 3-5, pyrophyllite powder 2-4, precipitated calcium carbonate 3-5, calcium lignosulfonate 1-2, NPE 0.1-0.2, Sodium Benzoate 0.1-0.2, oxalic acid 2-4, laurate 1-2, bonding auxiliary material 5-10;
Described bonding auxiliary material is made up of the raw material of following weight portion:
Glutinous rice flour 10-15, agar powder 0.5-1, xanthans 1-2, carragheen 1-2, water-soluble lanolin 1-2, maltodextrin 1-2, polyethylene glycol 2-4, sucrose 2-4, water 40-50;
The preparation method of described bonding auxiliary material is:
First maltodextrin, polyethylene glycol, water-soluble lanolin and sucrose are added to the water to be stirred to and dissolve completely, add xanthans again, carragheen 60-80 DEG C, 400-600r/min stir 1-2h, add agar powder 90-95 DEG C again, 400-600r/min stirs 0.5-1h, 0.5-1h is stirred under adding glutinous rice flour similarity condition again, after dry, grinding evenly, to obtain final product.
2. the preparation method of a kind of broad been skin heavy metal adsorption granule according to claim 1, is characterized in that, comprise the following steps:
(1) by broad been skin and chestnut shell in 70-80 DEG C of dry 5-10h, mix with calcite in powder, pyrophyllite powder, maize straw and precipitated calcium carbonate after pulverizing, 200-300 DEG C of process 2-4h, laurate, calcium lignosulfonate and NPE co-ground 0.5-1h is added after cooling, add water by solid-liquid weight ratio 1:1-1:2 again and in 60-80 DEG C, stir 2-4h under 400-600r/min condition, after drying, grinding evenly, obtains active powder again;
(2) active powder is mixed with all the other raw materials, then by solid-liquid weight ratio 5:1-4:1 add water prior to 50-60 DEG C, 400-600r/min stirs 1-2h, then add wet granulator granulation and obtain wet granular; By described wet granular prior to 80-90 DEG C of dry 24-36h, then in 200-250 DEG C of process 2-4h, finally cross 10-20 mesh sieve, to obtain final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510912681.3A CN105457607A (en) | 2015-12-11 | 2015-12-11 | Broad bean shell containing heavy metal adsorption granules and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510912681.3A CN105457607A (en) | 2015-12-11 | 2015-12-11 | Broad bean shell containing heavy metal adsorption granules and preparation method thereof |
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| CN105457607A true CN105457607A (en) | 2016-04-06 |
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| CN201510912681.3A Pending CN105457607A (en) | 2015-12-11 | 2015-12-11 | Broad bean shell containing heavy metal adsorption granules and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512961A (en) * | 2016-12-07 | 2017-03-22 | 郑州源冉生物技术有限公司 | Heavy metal adsorption material prepared from cornstalks and preparation method of such material |
| CN106669616A (en) * | 2016-12-07 | 2017-05-17 | 郑州源冉生物技术有限公司 | Heavy metal adsorption material prepared from corn cob and preparation method thereof |
| CN111346602A (en) * | 2020-03-20 | 2020-06-30 | 齐鲁工业大学 | Application of calcium lignosulphonate derived carbon in removal of phosphorus in wastewater |
| CN114906949A (en) * | 2022-04-02 | 2022-08-16 | 南京林业大学 | Method for removing heavy metal ions or cationic dye in wastewater and adsorption material used by method |
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| CN104624168A (en) * | 2014-12-26 | 2015-05-20 | 安徽省中日农业环保科技有限公司 | Heavy metal adsorbent based on plant straws and preparation method for heavy metal adsorbent |
| CN104773932A (en) * | 2015-03-20 | 2015-07-15 | 唐玉朝 | Cassava dreg composite heavy metal curing agent and preparation method thereof |
| CN104874371A (en) * | 2015-05-11 | 2015-09-02 | 安徽省中日农业环保科技有限公司 | Litchi exocarp heavy metal adsorption granules and preparation method thereof |
| CN104874370A (en) * | 2015-05-11 | 2015-09-02 | 安徽省中日农业环保科技有限公司 | Peach pit heavy metal adsorption granules and preparation method thereof |
-
2015
- 2015-12-11 CN CN201510912681.3A patent/CN105457607A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104624168A (en) * | 2014-12-26 | 2015-05-20 | 安徽省中日农业环保科技有限公司 | Heavy metal adsorbent based on plant straws and preparation method for heavy metal adsorbent |
| CN104773932A (en) * | 2015-03-20 | 2015-07-15 | 唐玉朝 | Cassava dreg composite heavy metal curing agent and preparation method thereof |
| CN104874371A (en) * | 2015-05-11 | 2015-09-02 | 安徽省中日农业环保科技有限公司 | Litchi exocarp heavy metal adsorption granules and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512961A (en) * | 2016-12-07 | 2017-03-22 | 郑州源冉生物技术有限公司 | Heavy metal adsorption material prepared from cornstalks and preparation method of such material |
| CN106669616A (en) * | 2016-12-07 | 2017-05-17 | 郑州源冉生物技术有限公司 | Heavy metal adsorption material prepared from corn cob and preparation method thereof |
| CN111346602A (en) * | 2020-03-20 | 2020-06-30 | 齐鲁工业大学 | Application of calcium lignosulphonate derived carbon in removal of phosphorus in wastewater |
| CN111346602B (en) * | 2020-03-20 | 2022-06-21 | 齐鲁工业大学 | Application of calcium lignosulphonate derived carbon in removal of phosphorus in wastewater |
| CN114906949A (en) * | 2022-04-02 | 2022-08-16 | 南京林业大学 | Method for removing heavy metal ions or cationic dye in wastewater and adsorption material used by method |
| CN114906949B (en) * | 2022-04-02 | 2023-02-28 | 南京林业大学 | Method for removing heavy metal ions or cationic dye in wastewater and adsorption material used by method |
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Application publication date: 20160406 |
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