CN109157870A - It is a kind of for clarifying the composition of the suspension containing stickum - Google Patents
It is a kind of for clarifying the composition of the suspension containing stickum Download PDFInfo
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- CN109157870A CN109157870A CN201811154248.8A CN201811154248A CN109157870A CN 109157870 A CN109157870 A CN 109157870A CN 201811154248 A CN201811154248 A CN 201811154248A CN 109157870 A CN109157870 A CN 109157870A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Abstract
The present invention provides a kind of compositions for clarifying the suspension containing stickum, wherein the composition includes: silica gel, chitosan and/or chitosan derivatives.The composition of suspension of the clarification containing stickum provided by the invention can greatly promote feed clarification process, so that precipitating is become more closely knit, to accelerate to be separated by solid-liquid separation；For example, suspension separation time can shorten to about 5 hours from about 10 hours, or even by 2.5 hours.Moreover, because precipitating becomes more closely knit, the rate of recovery is improved；For example, the rate of recovery can be increased at least about 90%, up to 97.5% from about 75%.
Description
Technical field
The present invention relates to a kind of for clarifying the composition of the suspension containing stickum.
Background technique
Animal vegetable tissue extract usually contains the stickums such as protein, polysaccharide, polysaccharide.They are not readily dissolved in water,
Colloidal solid dispersion is formd in suspension；They are often with charge, due to the principle that identical charges repel each other, these colloids
Grain cannot mutually be assembled, so being also difficult to separate from solution, cause solution muddy.Use conventional filter method to obtain
Clear solution is obtained, it is usually ineffective；And filtration time is long, such as tens hours, is easy to cause the substance of filtering rotten.
For accelerated filtration process, this field is usually added into flocculant, to promote feed clarification, when so as to shorten filtering
Between.For example, in the art, it is very common that flocculant chitosan, which is added, to promote feed clarification.But due to chitosan
Molecular weight it is smaller, the conglomeration for flocculating out in flocculation process is relatively fine, and sinking speed is slower, generally requires a few houres very
Or tens hours, make the inefficiency of clarified separation；Moreover, tiny floc sedimentation is easy to float, and causes when being separated by solid-liquid separation
Turbid phenomenon is returned, the difficulty of separation of solid and liquid is also further increased.
Patent of invention content
The present invention is provided and a kind of is easy to clarify the suspension containing stickum to overcome above-mentioned technological deficiency
Composition.
Therefore, the present invention provides a kind of compositions for clarifying the suspension containing stickum, wherein the composition packet
It includes: silica gel, chitosan and/or chitosan derivatives.
The composition of suspension of the clarification containing stickum provided by the invention can greatly promote feed clarification process,
Precipitating is set to become more closely knit, to accelerate to be separated by solid-liquid separation；For example, suspension separation time can shorten to about 5 from about 10 hours
Hour, or even by 2.5 hours.Moreover, because precipitating becomes more closely knit, the rate of recovery is improved；For example, the rate of recovery can be from about
75% is increased at least about 90%, up to 97.5%.
Specific embodiment
The present invention provides a kind of for clarifying the composition of the suspension containing stickum, which is characterized in that the group
Closing object includes: silica gel, chitosan and/or chitosan derivatives.
The silica gel, the chitosan and the chitosan derivatives are not particularly limited, and commercially available silica gel, shell are poly-
The purpose of the present invention may be implemented in the sugared and described chitosan derivatives.
In the composition, selection chitosan perhaps chitosan derivatives or chitosan and chitosan derivatives
Combination, the content depending on required clear the suspension small molecular containing stickum and macromolecular insoluble matter.For example,
The content of the insoluble matter of small molecule is higher, then selects the composition containing chitosan derivatives；Contain chitosan conversely, then using
Composition.
In order to improve clarifying efficiency, it is preferable that the weight of the chitosan and the weight ratio of the silica gel are 1:5-50, excellent
It is selected as 1:10-35；Or the weight of the chitosan derivatives and the weight ratio of the silica gel are 1:5-50, preferably 1:10-
35；Or the weight ratio of the total weight and the silica gel of the chitosan and the chitosan derivatives is 1:5-50, preferably
1:10-35。
In general, in order to clarify the suspension containing stickum containing anion insoluble matter, the chitosan derivatives
Preferably cationic derivation object, such as can be carboxymethyl chitosan, hydroxyethyl chitosan, carboxymethyl chitosan, chitosan
Quaternary ammonium salt, chitosan hydrochloride etc.., whereas if in order to clarify the suspension containing stickum containing cationic insoluble matter
Liquid, the chitosan derivatives are preferably anionic derivative
Preferably, the water solubility of the chitosan derivatives is greater than the water solubility of the chitosan, such as may is that carboxylic first
Base enclosure glycan, hydroxypropyl chitosan and chitosan hydrochloride etc..
In order to further promote to clarify, the composition further includes gelatin.
In a preferred embodiment, the weight of the chitosan and the weight ratio of the gelatin are 1:0.1-0.6；
Or the weight of the chitosan derivatives and the weight ratio of the gelatin are 1:0.1-0.6；Or the chitosan with it is described
The total weight of chitosan derivatives and the weight ratio of the gelatin are 1:0.1-0.6.
In order to promote the clarification of transition zone, it is preferable that the composition further includes inorganic flocculating agent and polyacrylamide.
In a preferred embodiment, wherein the weight of the chitosan, the weight of the silica gel, described inorganic
The weight of flocculant and the weight ratio of the polyacrylamide are 1:5-50:0.5-1.5:0.008-0.1, preferably 1:10-35:
0.8-1.2:0.01-0.05；Or the weight of the chitosan derivatives, the weight of the silica gel, the inorganic flocculating agent
Weight and the weight ratio of the polyacrylamide are 1:5-50:0.5-1.5:0.008-0.1, preferably 1:10-35:0.8-1.2:
0.01-0.05；Or total weight, the weight of the silica gel, the inorganic wadding of the chitosan and the chitosan derivatives
The weight of solidifying agent and the weight ratio of the polyacrylamide are 1:5-50:0.5-1.5:0.008-0.1, preferably 1:10-35:
0.8-1.2:0.01-0.05。
The inorganic flocculating agent can be type commonly used in the art, such as can for aluminium polychloride, bodied ferric sulfate,
Poly- sial, poly- ferrosilicon, poly- phosphorus aluminium, poly- ferrophosphorus.In a preferred embodiment, the inorganic flocculating agent is polyaluminium
Aluminium.
Preferably, the chitosan is configured to the solution of 0.1~3 weight % with organic acid.
Preferably, the organic acid is selected from one or more of lactic acid, citric acid, acetic acid, oxalic acid.
In the present invention, it is used in the technical solution of chitosan and chitosan derivatives at the same time, chitosan and chitosan
The dosage of derivative can be according to the required clear suspension small molecular containing stickum and macromolecular insoluble matter
Depending on content, such as the weight ratio of chitosan and chitosan derivatives can be between 0.05-0.95.
The each component of composition provided by the invention is separated, and the use of each component should follow it is certain suitable
Sequence, for example, silica gel is then added to needing that chitosan or chitosan derivatives are added in clear suspension first.Alternatively,
First to needing that chitosan is added in clear suspension, chitosan derivatives are added, silica gel is then added.Alternatively, adding
Before entering silica gel, after chitosan and/or chitosan derivatives are added, gelatin is added.
After suspension layering, if supernatant is not limpid enough, chitosan can also be added in the supernatant.
For transition zone, inorganic flocculating agent can first be added, polyacrylamide is then added.
In general, being stirred when each component of the application composition is added.
Embodiment 1
Composition: chitosan (is provided by the positive day in Tianjin at clarification technique Co., Ltd, chitosan is with acetic acid configuration concentration
2 weight %) 4kg, silica gel (by the offer of grand plan silica gel Science and Technology Ltd. of Shenzhen) 30kg.
Separation of solid and liquid process
(1) in the case where revolving speed is 50 revs/min of stirring, by 20 tons of oyster enzymatic hydrolysis suspension with the charging of 0.5 tonnes per minute clock
Speed is pumped into storage tank, and poly- to storage tank addition shell simultaneously.Wherein, the pH value of oyster enzymatic hydrolysis suspension is 4.5, temperature 50
DEG C, the concentration of oyster solid content is 10 weight %.
(2) after step (1), 30kg silica gel is quickly added into storage tank.After standing 2.5 hours, solution layering.
Collection obtains the supernatant of 18000kg.
Embodiment 2
Composition: chitosan is provided by the positive day in Tianjin at clarification technique Co., Ltd, and chitosan acetic acid configuration concentration is 1
Weight %) 4kg, silica gel (by the offer of grand plan silica gel Science and Technology Ltd. of Shenzhen) 100kg；Aluminium polychloride 12kg；Polypropylene
Amide 0.06kg
Separation of solid and liquid process
(1) in the case where revolving speed is 15 revs/min of stirring, by 20 tons of oyster enzymatic hydrolysis suspension with the charging of 0.5 tonnes per minute clock
Speed is pumped into storage tank, and (is provided simultaneously to storage tank addition chitosan by the positive day in Tianjin at clarification technique Co., Ltd, 2kg
Chitosan acetic acid configuration concentration is 1 weight %).Wherein, the pH value of oyster enzymatic hydrolysis suspension is 6, and temperature is 60 DEG C, and oyster is solid
The concentration of shape object is 6 weight %.
(2) after step (1), 100kg silica gel is quickly added into storage tank.After standing 4 hours, solution layering.
Collect the transition zone of the supernatant and 1200kg that obtain 18500kg.
(3) in the case where revolving speed is 15 revs/min of stirring, chitosan is added into above-mentioned supernatant (by the positive day of saliva at clarification skill
Art Co., Ltd provides, and 2kg chitosan acetic acid configuration concentration is 1 weight %).After standing 0.5 hour, solution layering.It receives
Collection obtains the supernatant of 18000kg.
(4) in the case where revolving speed is 15 revs/min of stirring, the poly- of 12kg is added into the transition zone of step (2) acquisition first
Aluminium chloride (configuration concentration be 3/1000ths aqueous solution) is closed, then adding the polyacrylamide of 0.06kg, (configuration concentration is
3/1000ths aqueous solution).After standing 1 hour, solution layering.Collection obtains the supernatant of 800kg.
Embodiment 3
Composition: chitosan is provided by the positive day in Tianjin at clarification technique Co., Ltd, and chitosan acetic acid configuration concentration is 1
Weight %) 1.5kg, silica gel (by the offer of grand plan silica gel Science and Technology Ltd. of Shenzhen) 75kg；Bodied ferric sulfate 1.5kg；Poly- third
Acrylamide 0.15kg
Separation of solid and liquid process
(1) in the case where revolving speed is 40 revs/min of stirring, by 20 tons of oyster enzymatic hydrolysis suspension with the charging of 0.5 tonnes per minute clock
Speed is pumped into storage tank, and simultaneously to the storage tank addition chitosan solution (by the positive day in Tianjin at clarification technique Co., Ltd provide,
1.5kg chitosan acetic acid configuration concentration is 1 weight %).Wherein, the pH value of oyster enzymatic hydrolysis suspension is 5.2, temperature 60
DEG C, the concentration of oyster solid content is 2 weight %.
(2) after step (1), it is (limited by Shenzhen's grand plan silica gel science and technology that 75kg silica gel is quickly added into storage tank
Company provides).After standing 2 hours, solution layering.Collect the transition zone of the supernatant and 1500kg that obtain 17500kg.
(4) in the case where revolving speed is 35 revs/min of stirring, the poly- of 1.5kg is added into the transition zone of step (2) acquisition first
Ferric sulfate (configuration concentration be 3/1000ths aqueous solution) is closed, then adding the polyacrylamide of 0.15kg, (configuration concentration is
3/1000ths aqueous solution).After standing 0.5 hour, solution layering.Collection obtains the supernatant of 1200kg.
Embodiment 4
Composition: chitosan is provided by the positive day in Tianjin at clarification technique Co., Ltd, and chitosan is with acetic acid configuration concentration
0.5 weight %) 3.5kg, silica gel (by the offer of grand plan silica gel Science and Technology Ltd. of Shenzhen) 20kg；Gelatin 3kg；Aluminium polychloride
6.5kg；Polyacrylamide 0.075kg
Separation of solid and liquid process
(1) in the case where revolving speed is 50 revs/min of stirring, by 20 tons of oyster enzymatic hydrolysis suspension with the charging of 0.5 tonnes per minute clock
Speed is pumped into storage tank, and (is provided simultaneously to storage tank addition chitosan by the positive day in Tianjin at clarification technique Co., Ltd, 3kg
Chitosan acetic acid configuration concentration is 0.5 weight %), when feed liquid discharging is to half, to storage tank addition gelatin (by French sieve
Celo company provides, and 3kg gelatin is formulated as 1 weight % with deionized water).Wherein, the pH value of oyster enzymatic hydrolysis suspension is 5.2,
Temperature is 60 DEG C, and the concentration of oyster solid content is 5 weight %.
(2) after step (1), it is (limited by Shenzhen's grand plan silica gel science and technology that 20kg silica gel is quickly added into storage tank
Company provides).After standing 4 hours, solution layering.Collect the transition zone of the supernatant and 1200kg that obtain 18000kg.
(3) in the case where revolving speed is 45 revs/min of stirring, chitosan is added into above-mentioned supernatant (by the positive day of saliva at clarification skill
Art Co., Ltd provides, and it is 1 weight % that 0.5kg chitosan, which is configured to concentration with acetic acid).After standing 1 hour, solution layering.
Collection obtains the supernatant of 17800kg.
(4) in the case where revolving speed is 35 revs/min of stirring, the poly- of 6.5kg is added into the transition zone of step (2) acquisition first
Aluminium chloride (concentration be 3/1000ths aqueous solution) is closed, then adding the polyacrylamide of 0.075kg, (concentration is 3/1000ths
Aqueous solution).After standing 0.6 hour, solution layering.Collection obtains the supernatant of 1000kg.
Embodiment 5
Composition: chitosan is provided by the positive day in Tianjin at clarification technique Co., Ltd, and chitosan acetic acid configuration concentration is 1
Weight %) 5kg, silica gel (by the offer of grand plan silica gel Science and Technology Ltd. of Shenzhen) 50kg；Bodied ferric sulfate 3.5kg；Polypropylene
Amide 0.045kg
Separation of solid and liquid process
(1) in the case where revolving speed is 40 revs/min of stirring, by 20 tons of oyster enzymatic hydrolysis suspension with the charging of 0.5 tonnes per minute clock
Speed is pumped into storage tank, and simultaneously to the storage tank addition chitosan solution (by the positive day in Tianjin at clarification technique Co., Ltd provide,
It is 1 weight % that 5kg chitosan, which is configured to concentration with acetic acid).Wherein, the pH value of oyster enzymatic hydrolysis suspension is 5.2, temperature 60
DEG C, the concentration of oyster solid content is 8 weight %.
(2) after step (1), it is (limited by Shenzhen's grand plan silica gel science and technology that 50kg silica gel is quickly added into storage tank
Company provides).After standing 3.5 hours, solution layering.Collect the transition zone of the supernatant and 1300kg that obtain 18500kg.
(4) in the case where revolving speed is 35 revs/min of stirring, the poly- of 3.5kg is added into the transition zone of step (2) acquisition first
Ferric sulfate (concentration be 3/1000ths aqueous solution) is closed, then adding the polyacrylamide of 0.045kg, (concentration is 3/1000ths
Aqueous solution).After standing 0.5 hour, solution layering.Collection obtains the supernatant of 800kg.
Embodiment 6
Composition: chitosan (is provided by the positive day in Tianjin at clarification technique Co., Ltd, chitosan is with acetic acid configuration concentration
1 weight %) 2kg, (by the positive day in Tianjin at the offer of clarification technique Co., Ltd, 2kg chitosan derivatives are spent chitosan derivatives
Ionized water is configured to 1 weight %)；Silica gel (is provided) 37.5kg by grand plan silica gel Science and Technology Ltd. of Shenzhen；Aluminium polychloride
6kg；Polyacrylamide 0.065kg
Separation of solid and liquid process
(1) in the case where revolving speed is 40 revs/min of stirring, by 20 tons of oyster enzymatic hydrolysis suspension with the charging of 0.5 tonnes per minute clock
Speed is pumped into storage tank, and (is had simultaneously to storage tank addition chitosan and chitosan derivatives by the positive day in Tianjin at clarification technique
Limit company provides, and it is 1 weight % that wherein 2kg chitosan, which is configured to concentration with acetic acid,；2kg chitosan derivatives are matched with deionized water
It is set to 1 weight %)；Wherein, chitosan is first added, adds chitosan derivatives later.Wherein, the pH value of oyster enzymatic hydrolysis suspension
It is 5.2, temperature is 60 DEG C, and the concentration of oyster solid content is 3 weight %.
(2) after step (1), 37.5kg silica gel is quickly added into storage tank (is had by Shenzhen's grand plan silica gel science and technology
Limit company provides).After standing 2 hours, solution layering.Collect the transition zone of the supernatant and 1300kg that obtain 18500kg.
(4) in the case where revolving speed is 45 revs/min of stirring, the polymerization of 6kg is added into the transition zone of step (2) acquisition first
Aluminium chloride (concentration be 3/1000ths aqueous solution), then adding the polyacrylamide of 0.065kg, (concentration is 3/1000ths
Aqueous solution).After standing 0.5 hour, solution layering.Collection obtains the supernatant of 900kg.
Embodiment 7
Composition: chitosan is provided by the positive day in Tianjin at clarification technique Co., Ltd, and chitosan acetic acid configuration concentration is 1
Weight %) 4kg, silica gel (by the offer of grand plan silica gel Science and Technology Ltd. of Shenzhen) 65kg；Aluminium polychloride 4kg；Polyacrylamide
Amine 0.08kg
Separation of solid and liquid process
(1) in the case where revolving speed is 50 revs/min of stirring, by 20 tons of oyster enzymatic hydrolysis suspension with the charging of 0.5 tonnes per minute clock
Speed is pumped into storage tank, and (is mentioned simultaneously to storage tank addition chitosan derivatives by the positive day in Tianjin at clarification technique Co., Ltd
For 4kg chitosan derivatives are configured to 1 weight % with deionized water).Wherein, the pH value of oyster enzymatic hydrolysis suspension is 5.2, temperature
Degree is 60 DEG C, and the concentration of oyster solid content is 4 weight %.
(2) after step (1), it is (limited by Shenzhen's grand plan silica gel science and technology that 65kg silica gel is quickly added into storage tank
Company provides).After standing 3 hours, solution layering.Collect the transition zone of the supernatant and 1000kg that obtain 18700kg.
(4) in the case where revolving speed is 50 revs/min of stirring, the polymerization of 4kg is added into the transition zone of step (2) acquisition first
Aluminium chloride (concentration be 3/1000ths aqueous solution), then adding the polyacrylamide of 0.08kg, (concentration is 3/1000ths
Aqueous solution).After standing 0.4 hour, solution layering.Collection obtains the supernatant of 800kg.
Comparative example 1
(1) in the case where revolving speed is 50 revs/min of stirring, by 20 tons of oyster enzymatic hydrolysis suspension with the charging of 0.5 tonnes per minute clock
Speed is pumped into storage tank, and simultaneously to the storage tank addition chitosan solution (by the positive day in Tianjin at clarification technique Co., Ltd provide,
24kg chitosan acetic acid configuration concentration is 1 weight %).Wherein, the pH value of oyster enzymatic hydrolysis suspension is 5.2, and temperature is 60 DEG C,
The concentration of oyster solid content is 4 weight %.After standing 10 hours, solution layering.Collection obtains the supernatant of 15000kg.
Comparative example 2
(1) in the case where revolving speed is 50 revs/min of stirring, by 20 tons of oyster enzymatic hydrolysis suspension with the charging of 0.5 tonnes per minute clock
Speed is pumped into storage tank, and (by the 1.2kg of Ai Sen company, uses deionized water to storage tank addition polyacrylamide solution simultaneously
It is configured to 0.2 weight %).Wherein, the pH value of oyster enzymatic hydrolysis suspension is 5.0, and temperature is 80 DEG C, and the concentration of oyster solid content is
3 weight %.After standing 8 hours, though solution has layering, upper layer is still more muddy, can not be separated by solid-liquid separation.
Claims (10)
1. a kind of for clarifying the composition of the suspension containing stickum, which is characterized in that the composition include: silica gel,
Chitosan and/or chitosan derivatives.
2. according to claim 1 for clarifying the composition of the suspension containing stickum, wherein the chitosan
Weight and the silica gel weight ratio be 1:5-50, preferably 1:10-35；Or weight and the institute of the chitosan derivatives
The weight ratio for stating silica gel is 1:5-50, preferably 1:10-35；Or the total weight of the chitosan and the chitosan derivatives
Weight ratio with the silica gel is 1:5-50, preferably 1:10-35.
3. according to claim 1 for clarifying the composition of the suspension containing stickum, wherein the chitosan
The water solubility of derivative is greater than the water solubility of the chitosan.
4. according to claim 1 for clarifying the composition of the suspension containing stickum, wherein the composition is also
Including gelatin.
5. according to claim 4 for clarifying the composition of the suspension containing stickum, wherein the chitosan
Weight and the gelatin weight ratio be 1:0.1-0.6；Or the chitosan derivatives weight and the gelatin weight
Amount is than being 1:0.1-0.6；Or the chitosan is with the total weight of the chitosan derivatives and the weight ratio of the gelatin
1:0.1-0.6。
6. according to any one of claims 1-4 for clarifying the composition of the suspension containing stickum, wherein
The composition further includes inorganic flocculating agent and polyacrylamide.
7. according to claim 6 for clarifying the composition of the suspension containing stickum, wherein the chitosan
Weight, the weight of the silica gel, the weight ratio of the weight of the inorganic flocculating agent and the polyacrylamide be 1:5-50:
0.5-1.5:0.008-0.1, preferably 1:10-35:0.8-1.2:0.01-0.05；Or the chitosan derivatives weight,
The weight ratio of the weight of the silica gel, the weight of the inorganic flocculating agent and the polyacrylamide is 1:5-50:0.5-1.5:
0.008-0.1, preferably 1:10-35:0.8-1.2:0.01-0.05；Or the chitosan and the chitosan derivatives
Total weight, the weight of the silica gel, the weight ratio of the weight of the inorganic flocculating agent and the polyacrylamide are 1:5-50:
0.5-1.5:0.008-0.1, preferably 1:10-35:0.8-1.2:0.01-0.05.
8. according to claim 6 for clarifying the composition of the suspension containing stickum, wherein the inorganic wadding
Solidifying agent is aluminium polychloride, bodied ferric sulfate, poly- sial, poly- ferrosilicon, poly- phosphorus aluminium, poly- ferrophosphorus.
9. according to any one of claims 1-4 for clarifying the composition of the suspension containing stickum, wherein
The chitosan is configured to the solution of 0.1~3 weight % with organic acid.
10. according to claim 9 for clarifying the composition of the suspension containing stickum, wherein described organic
Acid is selected from one or more of lactic acid, citric acid, acetic acid, oxalic acid.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111348755A (en) * | 2020-04-03 | 2020-06-30 | 姜文杰 | Sewage treatment agent for printing and dyeing textile industry and preparation method thereof |
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| JP3476276B2 (en) * | 1995-05-30 | 2003-12-10 | 大塚化学ホールディングス株式会社 | Method for separating proteins from liquids |
| CN101167591A (en) * | 2006-10-24 | 2008-04-30 | 内蒙古沙棘工程技术研究中心 | Method for producing clarification type sea buckthorn juice |
| CN102321686A (en) * | 2011-09-14 | 2012-01-18 | 中粮生物化学（安徽）股份有限公司 | Processing method and application of starch raw material |
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|---|---|---|---|---|
| JP3476276B2 (en) * | 1995-05-30 | 2003-12-10 | 大塚化学ホールディングス株式会社 | Method for separating proteins from liquids |
| CN101167591A (en) * | 2006-10-24 | 2008-04-30 | 内蒙古沙棘工程技术研究中心 | Method for producing clarification type sea buckthorn juice |
| CN102321686A (en) * | 2011-09-14 | 2012-01-18 | 中粮生物化学（安徽）股份有限公司 | Processing method and application of starch raw material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111348755A (en) * | 2020-04-03 | 2020-06-30 | 姜文杰 | Sewage treatment agent for printing and dyeing textile industry and preparation method thereof |
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