CN105566689A - Starch-based hydrogel foaming material used for sewage processing and preparation method thereof - Google Patents
Starch-based hydrogel foaming material used for sewage processing and preparation method thereof Download PDFInfo
- Publication number
- CN105566689A CN105566689A CN201510994639.0A CN201510994639A CN105566689A CN 105566689 A CN105566689 A CN 105566689A CN 201510994639 A CN201510994639 A CN 201510994639A CN 105566689 A CN105566689 A CN 105566689A
- Authority
- CN
- China
- Prior art keywords
- starch
- hydrogel
- weight part
- sepiolite
- hemicellulose
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
- C08L3/02—Starch; Degradation products thereof, e.g. dextrin
-
- 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
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2303/00—Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
- C08J2303/02—Starch; Degradation products thereof, e.g. dextrin
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2405/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2401/00 or C08J2403/00
- C08J2405/14—Hemicellulose; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/016—Additives defined by their aspect ratio
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The present invention discloses a starch-based hydrogel foaming material used for sewage processing, the starch-based hydrogel foaming material comprises 3.0-6.0 by weight of hemicellulose and 2.0-4.0 parts by weight of and a foaming material, and also comprises 30-45 parts by weight of starch, 20-30 parts by weight of polyvinyl alcohol and 15-20 parts by weight of sepiolite. By use of the enhancement and toughening effects of the hemicellulose and excellent hydrophilic properties and mechanical properties of the sepiolite, the sepiolite and the hemicellulose are interspersed into a hydrogel material formed by the polyvinyl alcohol and the starch, then the starch-based hydrogel foaming material used for sewage processing is prepared by forming processing, and the starch-based hydrogel foaming material used for sewage processing has large specific surface area, structural stability, good filtration separation and adsorption efficiency and excellent hydrophilic properties and mechanical properties, and is suitable for sewage processing technology. The present invention also discloses a preparation method of the starch-based hydrogel foaming material used for sewage processing, and the starch-based hydrogel foaming material used for sewage processing is simple in production process, low in cost, safe and environmentally-friendly, and has market application prospects.
Description
Technical field
The invention belongs to field of new, be specifically related to a kind of starch base hydrogel foam material for sewage disposal and preparation method thereof.
Background technology
Hydrogel take water as the gel of dispersion medium.Have in the water-soluble polymer of cross-linked network and introduce a part of hydrophobic grouping and hydrophilic residue, hydrophilic residue and water molecules, water molecules is connected to netted inside, and the cross-linked polymer of hydrophobic residue water-swellable.Be a kind of macromolecule network system, character is soft, can keep certain shape, can absorb a large amount of water.Can be widely used in after hydrogel is processed drink, food, brewage, pharmacy, chemical, sewage disposal, the industry such as environment protection the production process such as defecate and purify, solid-liquid separation, filtered and recycled in.And on the other hand, the hydrogel material prepared due to polyvinyl alcohol and starch has tridimensional network, there is densification and the more uniform hole in aperture, after foaming process, more greatly, simultaneously chemical stability is good for material specific surface area and loading capacity, to the wetting property of water and perviousness strong, having heavy metal ion concurrently and have excellent filtering separation and adsorption function, is the critical material that sewage treatment area is urgently badly in need of.
China Patent Publication No. is that CN101186720A discloses a kind of polyvinyl alcohol foaming material for treating sewage, the method is with the flex foam that polyvinyl alcohol, formaldehyde and starch are raw material, sulfuric acid is catalyzer, calcium sulfate is prepared for whipping agent, it is characterized in that be added with carbon nanotube foams together with polyoxyethylene glycol.This beneficial effect of the invention is: have unique absorption property, can adsorb suspended particle and spot in waste water, and remove peculiar smell and decolorizing effect.But material structure stability prepared by the method and mechanical property poor.
China Patent Publication No. is that CN103435832A discloses a kind of Polyvinyl-alcohol imbibition sponge material and preparation method thereof, and this invention first by polyvinyl alcohol and distilled water mixing, is dissolved, obtained polyvinyl alcohol water solution under 50 ~ 95 DEG C of water-baths; Then in polyvinyl alcohol water solution, add linking agent, catalyzer, whipping agent, spackling and auxiliary blowing agent, under 30 ~ 80 DEG C of water-baths, be uniformly mixed; The milk sap mixed is poured into mould, at 30 DEG C ~ 90 DEG C, carries out crosslinking reaction; After reaction 30 ~ 60min forms abscess, holding temperature continues the 2 ~ 8h that is heating and curing, and obtains Polyvinyl-alcohol imbibition sponge material.The advantage of this invention is sponge uniform foam cell, and water-retaining capacity is strong, snappiness and visco-elasticity good, good biocompatibility; But the structural stability of sponge material prepared by this invention and mechanical property poor.
China Patent Publication No. is that CN103998499A discloses Porous aqueous gel forming composition, its manufacture method and uses thereof, this inventive features is, the polyvinyl alcohol obtained containing useful dialdehyde carries out acetalation, the aperture of the lyophilize product of forming composition is 0.1 ~ 50 μm.Now, Porous aqueous gel forming composition is preferably also containing water-soluble polysaccharide.Also the acetalizing degree of preferably polyethylene alcohol is 1 ~ 50mol%.Also preferably Porous aqueous gel forming composition is particle, and the ball equivalent diameter of this particle is 1 ~ 20mm.The intensity of Porous aqueous gel forming composition prepared by this invention is high, and the perching property of microorganism is good, but the material structure less stable prepared of this invention and adsorption efficiency is lower.
Along with environmental problem comes into one's own, sewage treating material is as the important component part in sewage disposal technology, also all the more receive publicity, and be applied to the less of the hydrogel material of sewage disposal at present, limit the selection to sewage treating material, therefore, develop a kind of be applicable to sewage disposal to have specific surface area large, stabilized structure, filtering separation and adsorption efficiency good, there is excellent hydrophilicity and the hydrogel material of mechanical property simultaneously, to enriching sewage treating material, promoting that the development of sewage disposal is significant.
Summary of the invention
The object of the invention: in order to enrich sewage treating material kind, the invention provides a kind of starch base hydrogel foam material for sewage disposal, its specific surface area is large, stabilized structure, filtering separation and adsorption efficiency good, there is excellent hydrophilicity and mechanical property simultaneously, for sewage treating material provides more selection.
The technical solution used in the present invention: in order to solve the problem, provides a kind of starch base hydrogel foam material for sewage disposal, is prepared from by the following material comprising hemicellulose and sepiolite with weight part:
Starch 30-45
Polyvinyl alcohol 20-30
Sepiolite 15-20
Hemicellulose 3.0-6.0
Foam material 2.0-4.0
Further, described starch is W-Gum.
Further, described sepiolite is fibrous sepiolite, and particle diameter is between 300 nanometers and 500 nanometers, and length-to-diameter ratio is between 10:1 and 20:1.
Further, described hemicellulose is stalk hemicellulose.
Further, described foam material is made up of 40wt% sulphuric acid soln, 30wt%-40wt% formaldehyde solution and magnesium carbonate powder, and wherein sulphuric acid soln, formaldehyde solution and magnesium carbonate powder form with part by weight 2:2:1.。
The preparation method of the above-mentioned starch base hydrogel foam material for sewage disposal, comprises the following steps:
(1) hemicellulose of to be the sepiolite of 15-20 and weight part by weight part be 3.0-6.0 is placed in water, and carries out ultrasonic disperse, forms suspension;
(2) polyvinyl alcohol of to be the starch of 30-45 and weight part by weight part be 20-30 is added to the water, and is uniformly mixed, mixing speed 450-600rpm, churning time 60-120 minute, forms polyvinyl alcohol and starch mixed solution at Heating temperature is 85 DEG C;
(3) polyvinyl alcohol step (2) obtained and starch mixed solution, add at Heating temperature is 85 DEG C in the suspension of step (1), and in adition process, carry out ultrasonic agitation, churning time 60-90 minute, obtain the hydrogel Primary product mixed;
(4) be the sulphuric acid soln of 2.0-5.0 by weight part, in the hydrogel Primary product that obtains of formaldehyde solution and the magnesium carbonate powder step (3) that joins Heating temperature 45 DEG C, and stir, mixing speed 200-300rpm, churning time 20 minutes, then be injected in mould, at envrionment temperature 55 DEG C, carry out aldolization, after 4 hours reaction times, take out foam and carry out washing impurity-removing, obtain the hydrogel foam material for sewage disposal.
Principle of the present invention: utilize the tridimensional network of hemicellulose to hydrogel to have activeness and quietness effect, and the hydrophilicity of the excellence of sepiolite with low cost, absorption property and mechanical property, hemicellulose and sepiolite are interspersed in uniformly in the three-dimensional netted hydrogel material of polyvinyl alcohol and Starch formation, form stabilized structure, filtering separation and adsorption efficiency good, water-intake rate and salt tolerance high, excellent in mechanical performance hydrogel Primary product, again by foaming process, obtained specific surface area is large, density is little, stabilized structure, excellent in mechanical performance, the hydrogel composite material for sewage disposal that hydrophilicity is good, reduce production cost, meanwhile, because sepiolite improves the heat decomposition temperature of hydrogel, the work-ing life of the hydrogel material for sewage disposal is extended.
Outstanding feature of the present invention and beneficial effect are:
(1) the starch base hydrogel foam material for sewage disposal of the present invention specific surface area after foaming process is large, and stabilized structure, substantially increases separation adsorption efficiency;
(2) the starch base hydrogel foam material hydrophilicity for sewage disposal of the present invention and mechanical property good, by hemicellulose sepiolite is interspersed in hydrogel material uniformly, make the stabilized structure of the hydrogel material for sewage disposal, hydrophilicity and mechanical property strengthen;
(3) the present invention is used for the production technique of the starch base hydrogel foam material of sewage disposal simply, and with low cost, safety and environmental protection, has higher market application foreground.
Embodiment
Be further described the present invention according to specific embodiment below, the following stated is only the preferred embodiment of the present invention, and under same principle, can make part and improve, these improvement also belong in protection scope of the present invention:
Embodiment 1:
A kind of starch base hydrogel foam material for sewage disposal:
(1) by weight part be 15 sepiolite and weight part be 3.0 hemicellulose be placed in water, and carry out ultrasonic disperse, form suspension;
(2) by weight part be 30 starch and weight part be 20 polyvinyl alcohol be added to the water, be uniformly mixed at Heating temperature is 85 DEG C, mixing speed 450rpm, churning time 60 minutes, form polyvinyl alcohol and starch mixed solution;
(3) polyvinyl alcohol step (2) obtained and starch mixed solution, add at Heating temperature is 85 DEG C in the suspension of step (1), and in adition process, carry out ultrasonic agitation, churning time 90 minutes, obtain the hydrogel Primary product mixed;
(4) by weight part be 2.0 the hydrogel Primary product that obtains of sulphuric acid soln, formaldehyde solution and the magnesium carbonate powder step (3) that joins Heating temperature 45 DEG C in, and stir, mixing speed 200rpm, churning time 20 minutes, then be injected in mould, at envrionment temperature 55 DEG C, carry out aldolization, after 4 hours reaction times, take out foam and carry out washing impurity-removing, obtain the hydrogel foam material for sewage disposal.
Embodiment 2:
A kind of starch base hydrogel foam material for sewage disposal:
(1) by weight part be 20 sepiolite and weight part be 6.0 hemicellulose be placed in water, and carry out ultrasonic disperse, form suspension;
(2) by weight part be 45 starch and weight part be 30 polyvinyl alcohol be added to the water, be uniformly mixed at Heating temperature is 85 DEG C, mixing speed 600rpm, churning time 120 minutes, form polyvinyl alcohol and starch mixed solution;
(3) polyvinyl alcohol step (2) obtained and starch mixed solution, add at Heating temperature is 85 DEG C in the suspension of step (1), and in adition process, carry out ultrasonic agitation, churning time 90 minutes, obtain the hydrogel Primary product mixed;
(4) by weight part be 5.0 the hydrogel Primary product that obtains of sulphuric acid soln, formaldehyde solution and the magnesium carbonate powder step (3) that joins Heating temperature 45 DEG C in, and stir, mixing speed 300rpm, churning time 20 minutes, then be injected in mould, at envrionment temperature 55 DEG C, carry out aldolization, after 4 hours reaction times, take out foam and carry out washing impurity-removing, obtain the hydrogel foam material for sewage disposal.
Embodiment 3:
A kind of starch base hydrogel foam material for sewage disposal:
(1) by weight part be 18 sepiolite and weight part be 4.9 hemicellulose be placed in water, and carry out ultrasonic disperse, form suspension;
(2) by weight part be 41 starch and weight part be 27 polyvinyl alcohol be added to the water, be uniformly mixed at Heating temperature is 85 DEG C, mixing speed 540rpm, churning time 90 minutes, form polyvinyl alcohol and starch mixed solution;
(3) polyvinyl alcohol step (2) obtained and starch mixed solution, add at Heating temperature is 85 DEG C in the suspension of step (1), and in adition process, carry out ultrasonic agitation, churning time 90 minutes, obtain the hydrogel Primary product mixed;
(4) by weight part be 3.6 the hydrogel Primary product that obtains of sulphuric acid soln, formaldehyde solution and the magnesium carbonate powder step (3) that joins Heating temperature 45 DEG C in, and stir, mixing speed 240rpm, churning time 20 minutes, then be injected in mould, at envrionment temperature 55 DEG C, carry out aldolization, after 4 hours reaction times, take out foam and carry out washing impurity-removing, obtain the hydrogel foam material for sewage disposal.
Embodiment 4:
A kind of starch base hydrogel foam material for sewage disposal:
(1) by weight part be 19 sepiolite and weight part be 5.2 hemicellulose be placed in water, and carry out ultrasonic disperse, form suspension;
(2) by weight part be 33 starch and weight part be 28 polyvinyl alcohol be added to the water, be uniformly mixed at Heating temperature is 85 DEG C, mixing speed 600rpm, churning time 120 minutes, form polyvinyl alcohol and starch mixed solution;
(3) polyvinyl alcohol step (2) obtained and starch mixed solution, add at Heating temperature is 85 DEG C in the suspension of step (1), and in adition process, carry out ultrasonic agitation, churning time 80 minutes, obtain the hydrogel Primary product mixed;
(4) by weight part be 4.1 the hydrogel Primary product that obtains of sulphuric acid soln, formaldehyde solution and the magnesium carbonate powder step (3) that joins Heating temperature 45 DEG C in, and stir, mixing speed 300rpm, churning time 20 minutes, then be injected in mould, at envrionment temperature 55 DEG C, carry out aldolization, after 4 hours reaction times, take out foam and carry out washing impurity-removing, obtain the hydrogel foam material for sewage disposal.
Embodiment 5:
A kind of starch base hydrogel foam material for sewage disposal:
(1) by weight part be 16 sepiolite and weight part be 4.3 hemicellulose be placed in water, and carry out ultrasonic disperse, form suspension;
(2) by weight part be 43 starch and weight part be 21 polyvinyl alcohol be added to the water, be uniformly mixed at Heating temperature is 85 DEG C, mixing speed 450rpm, churning time 80 minutes, form polyvinyl alcohol and starch mixed solution;
(3) polyvinyl alcohol step (2) obtained and starch mixed solution, add at Heating temperature is 85 DEG C in the suspension of step (1), and in adition process, carry out ultrasonic agitation, churning time 70 minutes, obtain the hydrogel Primary product mixed;
(4) by weight part be 3.4 the hydrogel Primary product that obtains of sulphuric acid soln, formaldehyde solution and the magnesium carbonate powder step (3) that joins Heating temperature 45 DEG C in, and stir, mixing speed 300rpm, churning time 20 minutes, then be injected in mould, at envrionment temperature 55 DEG C, carry out aldolization, after 4 hours reaction times, take out foam and carry out washing impurity-removing, obtain the hydrogel foam material for sewage disposal.
The each embodiment performance analysis data of table one
| Performance index | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 54--> |
| Maximal absorptive capacity (mg/g) | 612 | 589 | 624 | 601 | 597 |
| Physical strength (MPa) | 29.7 | 31.2 | 30.4 | 28.6 | 29.1 |
| Heat decomposition temperature (DEG C) | 186 | 197 | 191 | 188 | 194 |
Claims (3)
1. for a starch base hydrogel foam material for sewage disposal, it is characterized in that: be prepared from weight part by the following material comprising hemicellulose and sepiolite:
Starch 30-45
Polyvinyl alcohol 20-30
Sepiolite 15-20
Hemicellulose 3.0-6.0
Foam material 2.0-4.0.
2. the starch base hydrogel foam material for sewage disposal according to claim 1, is characterized in that: described starch is W-Gum; Described sepiolite is fibrous sepiolite, and particle diameter is between 300 nanometers and 500 nanometers, and length-to-diameter ratio is between 10:1 and 20:1; Described hemicellulose is stalk hemicellulose; Described foam material is made up of 40wt% sulphuric acid soln, 30wt%-40wt% formaldehyde solution and magnesium carbonate powder, and wherein sulphuric acid soln, formaldehyde solution and magnesium carbonate powder form with part by weight 2:2:1.
3. prepare the method for the starch base hydrogel foam material for sewage disposal according to claim 1, it is characterized in that, comprise the following steps:.
(1) hemicellulose of to be the sepiolite of 15-20 and weight part by weight part be 3.0-6.0 is placed in water, and carries out ultrasonic disperse, forms suspension;
(2) polyvinyl alcohol of to be the starch of 30-45 and weight part by weight part be 20-30 is added to the water, and is uniformly mixed, mixing speed 450-600rpm, churning time 60-120 minute, forms polyvinyl alcohol and starch mixed solution at Heating temperature is 85 DEG C;
(3) polyvinyl alcohol step (2) obtained and starch mixed solution, add at Heating temperature is 85 DEG C in the suspension of step (1), and in adition process, carry out ultrasonic agitation, churning time 60-90 minute, obtain the hydrogel Primary product mixed;
(4) be the sulphuric acid soln of 2.0-5.0 by weight part, in the hydrogel Primary product that obtains of formaldehyde solution and the magnesium carbonate powder step (3) that joins Heating temperature 45 DEG C, and stir, mixing speed 200-300rpm, churning time 20 minutes, then be injected in mould, at envrionment temperature 55 DEG C, carry out aldolization, after 4 hours reaction times, take out foam and carry out washing impurity-removing, obtain the starch base hydrogel foam material for sewage disposal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510994639.0A CN105566689B (en) | 2015-12-28 | 2015-12-28 | It is a kind of for starch based aquagel expanded material of sewage disposal and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510994639.0A CN105566689B (en) | 2015-12-28 | 2015-12-28 | It is a kind of for starch based aquagel expanded material of sewage disposal and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105566689A true CN105566689A (en) | 2016-05-11 |
| CN105566689B CN105566689B (en) | 2018-05-29 |
Family
ID=55877365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510994639.0A Active CN105566689B (en) | 2015-12-28 | 2015-12-28 | It is a kind of for starch based aquagel expanded material of sewage disposal and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105566689B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604746A (en) * | 2017-09-29 | 2018-01-19 | 成都新柯力化工科技有限公司 | A kind of microwave barbecue special-purpose anti-flaming paper and preparation method thereof |
| CN110665457A (en) * | 2019-09-30 | 2020-01-10 | 广西民族大学 | Sucrose carbide/sepiolite composite material and preparation method thereof |
| CN110665459A (en) * | 2019-09-30 | 2020-01-10 | 广西民族大学 | Starch carbide/sepiolite composite material and preparation method thereof |
| CN114381028A (en) * | 2020-10-16 | 2022-04-22 | 自然资源部天津海水淡化与综合利用研究所 | Photothermal conversion material, preparation method and application thereof, and method for seawater desalination, sewage treatment, water purification or solution purification |
| CN115160631A (en) * | 2022-04-18 | 2022-10-11 | 河北科技大学 | Modified polyvinyl formal suspension carrier and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101186720A (en) * | 2007-11-07 | 2008-05-28 | 安徽大学 | Polyvinyl alcohol foaming material for treating sewage |
| CN103709328A (en) * | 2013-10-28 | 2014-04-09 | 北京林业大学 | Preparation method of hemicelluloses-based organic-inorganic compound hydrogel |
-
2015
- 2015-12-28 CN CN201510994639.0A patent/CN105566689B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101186720A (en) * | 2007-11-07 | 2008-05-28 | 安徽大学 | Polyvinyl alcohol foaming material for treating sewage |
| CN103709328A (en) * | 2013-10-28 | 2014-04-09 | 北京林业大学 | Preparation method of hemicelluloses-based organic-inorganic compound hydrogel |
Non-Patent Citations (1)
| Title |
|---|
| 郝新敏等: "《功能纺织材料和防护服装（第1版）》", 30 November 2010, 中国纺织出版社 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604746A (en) * | 2017-09-29 | 2018-01-19 | 成都新柯力化工科技有限公司 | A kind of microwave barbecue special-purpose anti-flaming paper and preparation method thereof |
| CN110665457A (en) * | 2019-09-30 | 2020-01-10 | 广西民族大学 | Sucrose carbide/sepiolite composite material and preparation method thereof |
| CN110665459A (en) * | 2019-09-30 | 2020-01-10 | 广西民族大学 | Starch carbide/sepiolite composite material and preparation method thereof |
| CN114381028A (en) * | 2020-10-16 | 2022-04-22 | 自然资源部天津海水淡化与综合利用研究所 | Photothermal conversion material, preparation method and application thereof, and method for seawater desalination, sewage treatment, water purification or solution purification |
| CN114381028B (en) * | 2020-10-16 | 2024-04-12 | 自然资源部天津海水淡化与综合利用研究所 | Photo-thermal conversion material, preparation method and application thereof, and method for sea water desalination, sewage treatment, water purification or solution purification |
| CN115160631A (en) * | 2022-04-18 | 2022-10-11 | 河北科技大学 | Modified polyvinyl formal suspension carrier and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105566689B (en) | 2018-05-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105566689A (en) | Starch-based hydrogel foaming material used for sewage processing and preparation method thereof | |
| JP6172464B2 (en) | Method for producing porous hydrogel molding | |
| CN105504760B (en) | It is a kind of to be used to handle hydrogel material containing heavy metal containing sewage and preparation method thereof | |
| CN102641727A (en) | Chitosan collagen biological adsorbent prepared based on ionic liquid serving as solvent | |
| CN105268026B (en) | A kind of preparation method of chitosan/oxidized graphene/nanometer hydroxyapatite three-dimensional stephanoporate compound stent material | |
| CN106076272A (en) | A kind of preparation method of adsorbent for heavy metal | |
| He et al. | Liquefiable biomass-derived porous carbons and their applications in CO 2 capture and conversion | |
| CN104788862B (en) | A kind of preparation method of hydrophilic porous pressed active carbon | |
| CN105713106A (en) | Double-crosslinked sodium alginate hydrogel and preparation method and application thereof | |
| CN110272894B (en) | Microorganism carrier with built-in spongy porous structure and preparation method thereof | |
| JP2006314285A (en) | Cell-culturing carrier and method for culturing cell by using the same | |
| CN105618006A (en) | Preparation method for straw hydrogel composite material special for sewage treatment | |
| CN111040234B (en) | Preparation method of hierarchical pore chitin material | |
| CN109134944A (en) | A kind of porous small ball and its application with different chemical functional groups | |
| CN105597693B (en) | A kind of aerogel material for sewage disposal and preparation method thereof | |
| JP6277539B2 (en) | Porous hydrous gel molded product, method for producing the same, and use thereof | |
| CN105418773A (en) | Preparation process for crosslinking starch | |
| Yang et al. | Fabrication of stalk fiber/geopolymers-based slow-release fertilizer with agricultural waste and loess for promoting plant growth | |
| CN102504283B (en) | Method for preparing lignosulfonate micro gel | |
| CN106832357A (en) | A kind of modified preparation method of cellulose microsphere | |
| CN105478095A (en) | Palygorskite water gel material for sewage treatment and preparation method of palygorskite water gel material | |
| CN105542095B (en) | A kind of hydrogel expanded material for handling heavy metal containing sewage and preparation method thereof | |
| CN107556412A (en) | A kind of micron order sulfonated polystyrene microballoon and its preparation method and application | |
| CN102941070A (en) | Polyethylene-methacrylic acid-polyethylene polyamine fiber and method for preparing same | |
| JP2018090767A (en) | Porous molded body of micro or mesoporous fine particles, carrier for carrying enzyme, enzyme composite thereof and manufacturing method therefor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Shanwen Inventor after: Zhao Lijun Inventor before: Chen Qing Inventor before: Ye Renhai |
|
| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180413 Address after: 154600 north of Wenhui street, Xinxing district (Economic Development Zone), Qitaihe, Heilongjiang. Applicant after: Heilongjiang Zhong Lang Biological Technology Co., Ltd. Address before: Qingyang District of Chengdu City, Sichuan province 610091 Dragon Industrial Port East Road 4 Applicant before: Chengdu Xinkeli Chemical Sci-Tech Co., Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210518 Address after: 150001 room 2605, No.368, Changjiang Road, Nangang District, economic development zone, Harbin City, Heilongjiang Province Patentee after: Industrial University environment Co.,Ltd. Address before: 154600 north of Wenhui street, Xinxing district (Economic Development Zone), Qitaihe, Heilongjiang. Patentee before: Heilongjiang Zhong Lang Biological Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |