CN104689795A - Adsorbing material using soybean protein to load konjac glucomannan and preparation method thereof - Google Patents
Adsorbing material using soybean protein to load konjac glucomannan and preparation method thereof Download PDFInfo
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- CN104689795A CN104689795A CN201510062371.7A CN201510062371A CN104689795A CN 104689795 A CN104689795 A CN 104689795A CN 201510062371 A CN201510062371 A CN 201510062371A CN 104689795 A CN104689795 A CN 104689795A
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Abstract
The invention relates to a preparation method of an adsorbing material using soybean protein to load konjac glucomannan. The preparation method comprises the steps of dispersing the konjac glucomannan in a dispersing agent, adding alkaline and water, controlling the temperature to be 30-50 DEG C, carrying out deacetylation reaction for 3-12 hours, filtering, washing out the dispersing agent and excessive alkaline by using water, and drying for 3-5 hours at the temperature of 65-75 DEG C, thereby obtaining deacetylated konjac glucomannan; and adding the soybean protein and the deacetylated konjac glucomannan into water and alkaline in sequence, controlling the temperature to be 50-70 DEG C, dissolving for 1-2 hours, then adding a dispersing agent and a cross-linking agent, carrying out cross-linking reaction for 3-12 hours during mechanical stirring, filtering, cleaning, and drying for 5-12 hours at the temperature of 65-75 DEG C, thereby obtaining the adsorbing material using the soybean protein to load the konjac glucomannan. The preparation method has the advantages that the wasted adsorbing material can be environmentally degraded, so that a large quantity of petroleum resources are saved, secondary environmental pollution caused by a large quantity of wasted non-degradable synthetic high-molecular materials is relieved, and the adsorbing material can be repeatedly used, has no toxicity and harm and can be used for detoxification after a human body is intoxicated with heavy metals.
Description
Technical field
The invention belongs to biomass absorbent Material Field, be specifically related to soybean protein load konjac glucomannan adsorbing material and preparation method thereof.
Background technology
Heavy metal wastewater thereby is mainly derived from the industries such as plating, smelting, mining, ore dressing, chemical industry and machinery.After the waste water containing heavy metal that these industries produce enters natural water body, not only aquatile is constituted a threat to, and constantly can be enriched in organism by food chain, finally jeopardize the health of the mankind.At present, heavy metal containing wastewater treatment technology can be divided into two large classes: traditional process for treating heavy-metal waste water and biosorption process.Heavy metal containing wastewater treatment conventional method mainly comprises chemical precipitation method, flocculant method, ion-exchange, active carbon adsorption, infiltration embrane method and electrolysis etc.Tradition process for treating heavy-metal waste water is adapted to process high-concentration heavy metal waste water, but major defect to be technique comparatively complicated, cost is higher, and the material that great majority use or reagent easily produce secondary pollution, not easily degrade.Biosorption process utilizes natural polymer heavy metal waste water to carry out adsorption treatment.Biosorption process comprises biomass absorbent method, microbial bacterial absorption method and plant absorption method.Compared with traditional process for treating heavy-metal waste water, biomass absorbent method has that cost is low, removal efficiency is high and the advantage such as renewable.Biomass absorbent method mainly utilizes cheapness or discarded natural polymer living beings and its material modified heavy metal waste water to carry out adsorption treatment.Biomass resource wide material sources and rich and variedization, the more biomass absorbent material of research comprises shitosan, cellulose, lignin, agricultural wastes, polysaccharide, protein and tannin etc. now.But most of biological material water imbibition is strong, intensity difference and adsorption capacity not high, can not directly use process heavy metal wastewater thereby, need chemical modification, the physicochemical property improving biomass absorbent material just can apply to industrial process heavy metal wastewater thereby.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art and a kind of soybean protein load konjac glucomannan adsorbing material and preparation method thereof is provided, degraded by environment after it is discarded, bulk petroleum resource can be saved on the one hand, the generation secondary environmental pollution that a large amount of non-degradable synthesized polymer material discarded object causes can be alleviated on the other hand
Reusable, nontoxic, can be used for the removing toxic substances after body weight for humans metal poisoning.
In order to realize object of the present invention, soybean protein load konjac glucomannan adsorbing material of its invention is achieved in that the crosslinking agent of it Deacetyled konjac glucomannan comprising 1 ~ 10 part, the soybean protein of 1 ~ 10 part, the dispersant of 30 ~ 100 parts, the alkali of 1 ~ 10 part, the water of 10 ~ 100 parts and 1 ~ 20 part; Wherein said Deacetyled konjac glucomannan comprises the water of the konjaku glucomannan of 1 ~ 10 part, the dispersant of 50 ~ 100 parts, the alkali of 1 ~ 5 part and 50 ~ 100 parts; They are mass fraction.
The average grain diameter of described Deacetyled konjac glucomannan is 1 ~ 100 μm; Described soybean protein is the large egg protein isolate extracted from soybean, and average grain diameter is 1 ~ 10 μm.
Described dispersant is one or more any combination in ethanol, isopropyl alcohol, isobutanol.
Described alkali is one or more any combination in NaOH, potassium hydroxide.
Described crosslinking agent is one or more any combination of epoxychloropropane, epoxy chlorobutane.
In order to realize object of the present invention, the preparation method of the soybean protein load konjac glucomannan adsorbing material of its invention is achieved in that and it is characterized in that step is as follows:
Step one
The konjaku glucomannan of 1 ~ 10 part is scattered in the dispersant of 50 ~ 100 parts, add the alkali of 1 ~ 5 part and the water of 50 ~ 100 parts, temperature control 30 ~ 50 DEG C, carry out deacetylation 3 ~ 12 hours, filter, wash dispersant and excessive alkali with water, temperature 65 DEG C ~ 75 DEG C dryings 3 ~ 5 hours, obtain Deacetyled konjac glucomannan;
Step 2
The Deacetyled konjac glucomannan of the soybean protein of 1 ~ 10 part and 1 ~ 10 part is joined successively in the alkali of the water of 10 ~ 100 parts and 1 ~ 10 part; temperature control 50 ~ 70 DEG C; dissolve 1 ~ 2 hour; add the dispersant of 30 ~ 100 parts and the crosslinking agent of 1 ~ 20 part again; cross-linking reaction is carried out 3 ~ 12 hours under mechanical agitation; filter cleaning; the obtained soybean protein load konjac glucomannan adsorbing material temperature 65 DEG C ~ 75 DEG C dryings 5 ~ 12 hours, soybean protein is carried on the macromolecular skeleton of Deacetyled konjac glucomannan by chemical bond.
The present invention compared with prior art has following advantage and effect:
1, the innovation of full biomass composite hybridization sorbing material is achieved, soybean protein and the discarded rear degraded by environment of konjaku glucomannan;
2, soybean protein and konjaku glucomannan can be used as renewable resource, and their modification and utilization can save bulk petroleum resource on the one hand, can alleviate the generation secondary environmental pollution that a large amount of non-degradable synthesized polymer material discarded object causes on the other hand;
3, have higher removal efficiency (95 ~ 99%) and adsorption capacity (1 ~ 5mmol/g) to most heavy metal ion, and material is reusable after acidic elution.
4, reactions steps is few, cost is low and technique simple, and dispersant can carry out recycling use, pollutes few;
5, edible, but not digested, nontoxic, can be used for removing toxic substances edibility adsorbent after body weight for humans metal poisoning.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.Number involved in following examples is all mass fractions.
embodiment one
Step one
By weight ratio the konjaku glucomannan of 10 parts is scattered in the ethanol of 50 parts, add the NaOH of 1 part and the water of 50 parts, temperature control 50 DEG C, carry out deacetylation 12 hours, filter, wash away dispersant and excessive alkali, temperature 70 C drying 5 hours, obtain 9 parts of Deacetyled konjac glucomannans;
Step 2
The Deacetyled konjac glucomannan of the soybean protein of 9 parts and 9 parts is joined successively in the NaOH of the water of 50 parts and 5 parts; temperature control 50 DEG C; dissolve 2 hours; add isopropyl alcohol and 10 parts of epoxychloropropane of 100 parts again; cross-linking reaction is carried out 3 hours under mechanical agitation; filter cleaning, temperature 70 C drying 5 hours, namely obtain soybean protein load konjac glucomannan adsorbing material.
embodiment two
Step one
The konjaku glucomannan of 9 parts is scattered in the ethanol of 100 parts, adds the potassium hydroxide of 3 parts and the water of 100 parts, temperature control 40 DEG C, carry out deacetylation 8 hours, filter, wash away dispersant and excessive alkali, temperature 75 DEG C of dryings 4 hours, obtain 8 parts of Deacetyled konjac glucomannans;
Step 2
In the water that the Deacetyled konjac glucomannan of the soybean protein of 5 parts and 8 parts is joined 30 parts successively and 5 parts of potassium hydroxide; temperature control 70 DEG C; dissolve 1 hour; add ethanol and 20 parts of epoxy chlorobutanes of 70 parts again; cross-linking reaction is carried out 8 hours under mechanical agitation; filter cleaning, temperature 65 DEG C of dryings 10 hours, namely obtain soybean protein load konjac glucomannan adsorbing material.
embodiment three
Step one
The konjaku glucomannan of 6 parts is scattered in the isobutanol of 80 parts, add the water of the NaOH of 2 parts and the potassium hydroxide of 1 part and 40 parts, temperature control 30 DEG C, carry out deacetylation 6 hours, filter, wash away dispersant and excessive alkali, temperature 75 DEG C of dryings 3 hours, obtain 5 parts of Deacetyled konjac glucomannans;
Step 2
The Deacetyled konjac glucomannan of the soybean protein of 3 parts and 5 parts is joined successively in the NaOH of the water of 50 parts and 3 parts; temperature control 50 DEG C; dissolve 2 hours; add isobutanol and 3 parts of epoxychloropropane of 40 parts again; cross-linking reaction is carried out 5 hours under mechanical agitation; filter cleaning, temperature 70 C drying 8 hours, namely obtain soybean protein load konjac glucomannan adsorbing material.
embodiment four
Step one
The konjaku glucomannan of 10 parts is scattered in the isobutanol of 80 parts, adds the NaOH of 3 parts and the water of 70 parts, temperature control 45 DEG C, carry out deacetylation 10 hours, filter, wash away dispersant and excessive alkali, temperature 70 C drying 4 hours, obtain 9 parts of Deacetyled konjac glucomannans;
Step 2
The soybean protein of 5 parts and 9 parts of Deacetyled konjac glucomannans are joined in 30 parts of water and 2 parts of potassium hydroxide successively; temperature control 60 DEG C; dissolve 2 hours; add isopropyl alcohol and 7 parts of epoxy chlorobutanes of 60 parts again; cross-linking reaction is carried out 8 hours under mechanical agitation; filter cleaning, temperature 70 C drying 5 hours, namely obtain soybean protein load konjac glucomannan adsorbing material.
embodiment five
Step one
The konjaku glucomannan of 5 parts is scattered in 60 parts of isopropyl alcohols, adds the NaOH of 2 parts and the water of 50 parts, temperature control 35 DEG C, carry out deacetylation 12 hours, filter, wash away dispersant and excessive alkali, temperature 70 C drying 5 hours, obtain 4 parts of deacetylation Glucomannans;
Step 2
The soybean protein of 1 part and 4 parts of Deacetyled konjac glucomannans are joined successively in the potassium hydroxide of the water of 10 parts and 1 part; temperature control 55 DEG C; dissolve 2 hours; add the isobutanol of 50 parts and the epoxy chlorobutane of 3 parts again; cross-linking reaction is carried out 5 hours under mechanical agitation; filter cleaning, temperature 70 C drying 4 hours, namely obtain soybean protein load konjac glucomannan adsorbing material.
embodiment six
Step one
The konjaku glucomannan of 2 parts is scattered in 70 parts of isopropyl alcohols, adds the NaOH of 1 part and the water of 50 parts, temperature control 35 DEG C, carry out deacetylation 4 hours, filter, wash away dispersant and excessive alkali, temperature 70 C drying 3 hours, obtain 1 part of deacetylation Glucomannan;
Step 2
The soybean protein of 8 parts and 1 part of Deacetyled konjac glucomannan are joined successively in the potassium hydroxide of the water of 20 parts and 2 parts; temperature control 55 DEG C; dissolve 2 hours; add the isobutanol of 40 parts and the epoxy chlorobutane of 6 parts again; cross-linking reaction is carried out 7 hours under mechanical agitation; filter cleaning, temperature 70 C drying 4 hours, namely obtain soybean protein load konjac glucomannan adsorbing material.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (6)
1. a soybean protein load konjac glucomannan adsorbing material, it is characterized in that comprising the crosslinking agent of the Deacetyled konjac glucomannan of 1 ~ 10 part, the soybean protein of 1 ~ 10 part, the dispersant of 30 ~ 100 parts, the alkali of 1 ~ 10 part, the water of 10 ~ 100 parts and 1 ~ 20 part, wherein said Deacetyled konjac glucomannan comprises the water of the konjaku glucomannan of 1 ~ 10 part, the dispersant of 50 ~ 100 parts, the alkali of 1 ~ 5 part and 50 ~ 100 parts; They are mass fraction.
2. soybean protein load konjac glucomannan adsorbing material according to claim 1, is characterized in that the average grain diameter of described Deacetyled konjac glucomannan is 1 ~ 100 μm; Described soybean protein is the large egg protein isolate extracted from soybean, and average grain diameter is 1 ~ 10 μm.
3. soybean protein load konjac glucomannan adsorbing material according to claim 1, is characterized in that described dispersant is one or more any combination in ethanol, isopropyl alcohol, isobutanol.
4. soybean protein load konjac glucomannan adsorbing material according to claim 1, is characterized in that described alkali is one or more any combination in NaOH, potassium hydroxide.
5. soybean protein load konjac glucomannan adsorbing material according to claim 1, is characterized in that described crosslinking agent is one or more any combination of epoxychloropropane, epoxy chlorobutane.
6. a preparation method for soybean protein load konjac glucomannan adsorbing material, is characterized in that step is as follows:
Step one
The konjaku glucomannan of 1 ~ 10 part is scattered in the dispersant of 50 ~ 100 parts, add the alkali of 1 ~ 5 part and the water of 50 ~ 100 parts, temperature control 30 ~ 50 DEG C, carry out deacetylation 3 ~ 12 hours, filter, wash dispersant and excessive alkali with water, at temperature 65 DEG C ~ 75 DEG C, drying 3 ~ 5 hours, obtains Deacetyled konjac glucomannan;
Step 2
The Deacetyled konjac glucomannan of the soybean protein of 1 ~ 10 part and 1 ~ 10 part is joined successively in the alkali of the water of 10 ~ 100 parts and 1 ~ 10 part; temperature control 50 ~ 70 DEG C; dissolve 1 ~ 2 hour; add the dispersant of 30 ~ 100 parts and the crosslinking agent of 1 ~ 20 part again; cross-linking reaction is carried out 3 ~ 12 hours under mechanical agitation; filter cleaning; dry 5 ~ 12 hours obtained soybean protein load konjac glucomannan adsorbing materials at temperature 65 DEG C ~ 75 DEG C, soybean protein is carried on the macromolecular skeleton of Deacetyled konjac glucomannan by chemical bond.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107670647A (en) * | 2017-09-30 | 2018-02-09 | 福建省林业科学研究院 | A kind of method that adsorbent for heavy metal is prepared using oil-tea camellia husks |
| CN108384275A (en) * | 2018-03-06 | 2018-08-10 | 上海交通大学 | A method of improving black rice pigments stability |
| CN108930199A (en) * | 2018-08-01 | 2018-12-04 | 福州市晋安区绿奇鑫环保科技有限公司 | It is a kind of with the wallpaper and preparation method thereof for going formaldehyde function |
| CN109095579A (en) * | 2018-08-01 | 2018-12-28 | 广州振清环保技术有限公司 | A kind of biochemical modified soybean protein-carboxymethyl chitosan composite flocculation agent and its preparation method and application |
| CN109161359A (en) * | 2018-08-01 | 2019-01-08 | 福州市晋安区绿奇鑫环保科技有限公司 | It is a kind of with the environment Protection composite floor board and preparation method thereof for going formaldehyde function |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101069838A (en) * | 2007-03-13 | 2007-11-14 | 浙江大学 | Konnjaku glucomannan shape-less gel exclusion chvomatograplvy filler and preparing method therefor |
| EP2011815A1 (en) * | 2006-04-21 | 2009-01-07 | Wuhan University | The use of aqueous solution of sodium-hydroxide and sulfourea in producing cellulose products in pilot-scale |
| CN102151557A (en) * | 2011-04-29 | 2011-08-17 | 西南科技大学 | High-strength spherical glucomannan tannin composite absorption material and preparation method thereof |
| CN102732475A (en) * | 2011-04-02 | 2012-10-17 | 中国科学院过程工程研究所 | Microcarrier used for cell culture, its preparation method and its detection method |
| CN103613939A (en) * | 2013-12-10 | 2014-03-05 | 湖北工业大学 | Polysaccharide-protein composite membrane and preparation method thereof |
-
2015
- 2015-02-06 CN CN201510062371.7A patent/CN104689795B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2011815A1 (en) * | 2006-04-21 | 2009-01-07 | Wuhan University | The use of aqueous solution of sodium-hydroxide and sulfourea in producing cellulose products in pilot-scale |
| CN101069838A (en) * | 2007-03-13 | 2007-11-14 | 浙江大学 | Konnjaku glucomannan shape-less gel exclusion chvomatograplvy filler and preparing method therefor |
| CN102732475A (en) * | 2011-04-02 | 2012-10-17 | 中国科学院过程工程研究所 | Microcarrier used for cell culture, its preparation method and its detection method |
| CN102151557A (en) * | 2011-04-29 | 2011-08-17 | 西南科技大学 | High-strength spherical glucomannan tannin composite absorption material and preparation method thereof |
| CN103613939A (en) * | 2013-12-10 | 2014-03-05 | 湖北工业大学 | Polysaccharide-protein composite membrane and preparation method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107670647A (en) * | 2017-09-30 | 2018-02-09 | 福建省林业科学研究院 | A kind of method that adsorbent for heavy metal is prepared using oil-tea camellia husks |
| CN107670647B (en) * | 2017-09-30 | 2020-05-22 | 福建省林业科学研究院 | Method for preparing heavy metal ion adsorbent by using camellia oleifera shells |
| CN108384275A (en) * | 2018-03-06 | 2018-08-10 | 上海交通大学 | A method of improving black rice pigments stability |
| CN108384275B (en) * | 2018-03-06 | 2019-09-10 | 上海交通大学 | A method of improving black rice pigments stability |
| CN108930199A (en) * | 2018-08-01 | 2018-12-04 | 福州市晋安区绿奇鑫环保科技有限公司 | It is a kind of with the wallpaper and preparation method thereof for going formaldehyde function |
| CN109095579A (en) * | 2018-08-01 | 2018-12-28 | 广州振清环保技术有限公司 | A kind of biochemical modified soybean protein-carboxymethyl chitosan composite flocculation agent and its preparation method and application |
| CN109161359A (en) * | 2018-08-01 | 2019-01-08 | 福州市晋安区绿奇鑫环保科技有限公司 | It is a kind of with the environment Protection composite floor board and preparation method thereof for going formaldehyde function |
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