CN102381746B - Compound water treatment agent - Google Patents
Compound water treatment agent Download PDFInfo
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- CN102381746B CN102381746B CN 201010266639 CN201010266639A CN102381746B CN 102381746 B CN102381746 B CN 102381746B CN 201010266639 CN201010266639 CN 201010266639 CN 201010266639 A CN201010266639 A CN 201010266639A CN 102381746 B CN102381746 B CN 102381746B
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Abstract
The invention belongs to the technical field of a sewage treatment agent and particularly relates to a compound water treatment agent. The compound water treatment agent comprises a modified aluminum salt, wherein the modified aluminum salt comprises the following components in parts by weight: 100-200 parts of cation flocculating agents and 200-400 parts of natural organic polymeric flocculating agents. The compound water treatment agent has the advantages of: 1) excellent treating effect, 2) non-pathogenicity and safety, 3) biodegradability and environment friendliness, 4) wide source scope of raw materials and low-cost raw materials, and 5) application to the fields such as pulping and papermaking sewage, oily sewage from an oil refinery, urban sewage, food processing, fermentation industry, and the like, and wide applicability.
Description
Technical field
The invention belongs to the sewage-treating agent technical field, particularly a kind of composite water disposal agent.
Background technology
Water conditioner also claims flocculation agent, all is widely used in domestic water, trade effluent, sewage disposal.Wherein, organic synthesis polymer flocculation agent comprises synthetic polymeric flocculants such as polyacrylamide because flocculating effect is good, adding less and widespread use.
Raising along with industrialization degree, water consumption constantly increases, the wastewater flow rate that produces is in rising trend, the water conditioner consumption also has greatly increased, organic synthesis polymer flocculation agent has been brought into play bigger effect in handling the water process, but the water conditioner of organic synthesis polymer flocculation agent brings very big pressure to environment in production, use and subsequent disposal.
Polyacrylamide not only synthetic cost high and also in building-up process acrylamide monomer very big to human health damage, use the back to be difficult to by environment degradable, a large amount of accumulation and long-term existence are brought huge pressure to environment in physical environment; Small portion can be degraded to small molecules such as acrylamide monomer, is a kind ofly to poison the very strong material of nervosa, and very strong carinogenicity is arranged, and human health is constituted a threat to.
Therefore, existing organic synthesis polymer water conditioner produce or use in the ecological insecurity that shows and to the secondary pollution that environment causes, more and more get more and more people's extensive concerning.
Summary of the invention
The objective of the invention is to provides a kind of composite water disposal agent at the deficiencies in the prior art, and its production cost is low, and suitability is wide, and is environmentally friendly.
The object of the present invention is achieved like this.
A kind of composite water disposal agent, it comprises modification aluminium salt, in weight part, described modification aluminium salt is made up of 100 parts ~ 200 parts cationic flocculant and 200 parts ~ 400 parts natural organic high-molecular flocculant.
Preferably, a kind of composite water disposal agent, it is made up of modification aluminium salt and modification calcium salt, and wherein, the weight part of modification aluminium salt is 50 parts ~ 150 parts, and the weight part of modification calcium salt is 40 parts ~ 150 parts.
Preferably, a kind of composite water disposal agent, it is made up of modification aluminium salt, modification calcium salt and dioxide peroxide, and wherein, the weight part of modification aluminium salt is 50 parts ~ 150 parts, and the weight part of modification calcium salt is 40 parts ~ 150 parts, and the weight part of dioxide peroxide is 1 part ~ 5 parts.
Preferably, a kind of composite water disposal agent, it is made up of modification aluminium salt, modification calcium salt and chlorinated product, and wherein, the weight part of modification aluminium salt is 50 parts ~ 150 parts, and the weight part of modification calcium salt is 40 parts ~ 150 parts, and the weight part of chlorinated product is 1 part ~ 5 parts.
Wherein, described cationic flocculant is polymerize aluminum chloride or polyaluminium sulfate or polymer phosphate aluminium.
Wherein, described natural organic high-molecular flocculant is vegetable jelly flocculation agent or polyose flocculation agent.Natural organic high-molecular flocculant is to be formed by the efficient molecule long-chain compound that extracts in the natural phant, grafting is introduced hydroxyl, amino, carboxyl, carboxymethyl etc. and is formed polymeric flocculant in the polymer long-chain compound, have stronger water-absorbent and water-swelling, viscosity and bigger adhesion are preferably arranged.Its flowability, solvability, emulsifying property, stability and permeate well, difficult corruption is gone mouldy.Having a large amount of negative charges on the organic chain, is the water-soluble polymer electrolyte of a kind of energy, and its dissolving viscosity is not subjected to the influence of substitution value.The ability of its synergistic effect and comprehensive treating process sewage is far longer than single cationic or anionic flocculant.
Wherein, described modification calcium salt comprises that weight part is the catalyzer that 500 ~ 1000 parts oxygenant and weight part are 1 ~ 2 part.
Wherein, described oxygenant is CaO, and described catalyzer is KMnO
4
Beneficial effect of the present invention: a kind of composite water disposal agent of the present invention, it comprises modification aluminium salt, in weight part, described modification aluminium salt is made up of 100 parts ~ 200 parts cationic flocculant and 200 parts ~ 400 parts natural organic high-molecular flocculant.
Modification aluminium salt of the present invention is made up of cationic flocculant and natural organic high-molecular flocculant, cationic flocculant plays coagulation by compression double electric layer and electrical neutralizing mechanism, natural organic high-molecular flocculant plays bridge formation, absorption, crosslinked complexing, net and catches, helps the effect of coagulating, the modification aluminium salt that cationic flocculant and natural organic high-molecular flocculant are formed had both improved contaminant removal efficiency, shortened the reaction times again.The present invention has the following advantages: 1. treatment effect is good; 2. unlikely characteristic of disease and security; 3. biodegradable is environmentally friendly; 4. raw material sources are extensive, cheap, and production cost is low; 5. can be applicable to the application of aspects such as paper-making effluent, refinery oily(waste)water, municipal effluent, food-processing and fermentation industry, suitability is wide.
Embodiment
The present invention is further illustrated with specific embodiment below, but the present invention is not subjected to the restriction of following embodiment.
Embodiment 1.
A kind of composite water disposal agent, it is modification aluminium salt, in weight part, modification aluminium salt is made up of 100 parts cationic flocculant polymerize aluminum chloride and 200 parts natural organic high-molecular flocculant vegetable jelly flocculation agent, 100 parts of polymerize aluminum chlorides and 200 parts of vegetable jelly flocculation agents are mixed, can make modification aluminium salt, i.e. composite water disposal agent of the present invention.
The composite water disposal agent that present embodiment is made is for the treatment of the refinery oily(waste)water, its influent quality is: COD is 500 mg/l, SS is 100 mg/l, oil is 50 mg/l, drops into composite water disposal agent 40 mg/l toward waste water, fully behind the stirring reaction, effluent quality is: COD is 60 mg/l, SS is 20 mg/l, and oil is 5 mg/l, and this water outlet meets GB8978-1996 " integrated wastewater discharge standard ".
Embodiment 2.
A kind of composite water disposal agent, it is modification aluminium salt, in weight part, modification aluminium salt is made up of 150 parts cationic flocculant polyaluminium sulfate and 350 parts natural organic high-molecular flocculant polyose flocculation agent, 150 parts of polyaluminium sulfates and 350 parts of polyose flocculation agents are mixed, can make modification aluminium salt, i.e. composite water disposal agent of the present invention.
The composite water disposal agent that present embodiment is made is for the treatment of the refinery oily(waste)water, its influent quality is: COD is 800 mg/l, SS is 200 mg/l, oil is 100mg/l, drops into composite water disposal agent 80 mg/l toward waste water, fully behind the stirring reaction, effluent quality is: COD is 60 mg/l, SS is 20 mg/l, and oil is 5 mg/l, and this water outlet meets GB8978-1996 " integrated wastewater discharge standard ".
Embodiment 3.
A kind of composite water disposal agent, it is modification aluminium salt, in weight part, modification aluminium salt is made up of 180 parts cationic flocculant polymerize aluminum chloride and 300 parts natural organic high-molecular flocculant vegetable jelly flocculation agent, 180 parts of polymerize aluminum chlorides and 300 parts of vegetable jelly flocculation agents are mixed, can make modification aluminium salt, i.e. composite water disposal agent of the present invention.
The composite water disposal agent that present embodiment is made is for the treatment of Waste Water of Pulp and Paper Making from Waste Paper,
Its influent quality is: COD 600 mg/l, BOD
5300 mg/l, SS 500mg/l drops into composite water disposal agent 50mg/l toward Waste Water of Pulp and Paper Making from Waste Paper, and fully behind the stirring reaction, effluent quality is: COD is 100 mg/l before the deinking, and COD is 150 mg/l after the deinking, BOD
560 mg/l, SS 100 mg/l, this water outlet meets GB3544-2001 " paper industry pollution discharge standard ".
Embodiment 4.
A kind of composite water disposal agent, it is modification aluminium salt, in weight part, modification aluminium salt is made up of 200 parts cationic flocculant polymer phosphate aluminium and 400 parts natural organic high-molecular flocculant vegetable jelly flocculation agent, 200 parts of polymer phosphate aluminium and 400 parts of vegetable jelly flocculation agents are mixed, make modification aluminium salt, i.e. composite water disposal agent of the present invention.
The composite water disposal agent that present embodiment is made is for the treatment of Waste Water of Pulp and Paper Making from Waste Paper,
Its influent quality is: COD1000 mg/l, BOD
5450 mg/l, SS 800 mg/l drop into composite water disposal agent 150 mg/l toward Waste Water of Pulp and Paper Making from Waste Paper, and fully behind the stirring reaction, effluent quality is: COD is 100 mg/l before the deinking, and COD is 150 mg/l after the deinking, BOD
560 mg/l, SS 100 mg/l, this water outlet meets GB3544-2001 " paper industry pollution discharge standard ".
Embodiment 5.
A kind of composite water disposal agent, in weight part, it is made up of 50 portions of modification aluminium salt and 40 parts of modification calcium salts, 1 part of dioxide peroxide.Modification aluminium salt is made up of 130 parts cationic flocculant polymer phosphate aluminium and 250 parts natural organic high-molecular flocculant polyose flocculation agent, and 130 parts of polymer phosphate aluminium and 250 parts of polyose flocculation agents are mixed, and can make modification aluminium salt; The modification calcium salt comprises the catalyzer that 500 parts oxygenant and weight part are 1 part, with 500 parts of oxygenant CaO and 1 part of catalyzer KMnO
4Mix, can make the modification calcium salt; The modification aluminium salt and the modification calcium salt that make are dissolved in the ClO 2 solution, make composite water disposal agent of the present invention.
The composite water disposal agent that present embodiment is made is for the treatment of municipal effluent, its water of intaking
Matter is: COD150 mg/l, BOD
560 mg/l, SS 70 mg/l drop into composite water disposal agent 100 mg/l toward sewage, and fully behind the stirring reaction, effluent quality is: COD 60 mg/l, BOD
520 mg/l, SS 20 mg/l, this water outlet GB18918-2002 " urban wastewater treatment firm pollutant emission standard ", one-level B standard.
Embodiment 6.
A kind of composite water disposal agent, in weight part, it is made up of 100 portions of modification aluminium salt and 70 parts of modification calcium salts and 3 parts of dioxide peroxide.Modification aluminium salt is made up of 180 parts cationic flocculant polymerize aluminum chloride and 300 parts natural organic high-molecular flocculant vegetable jelly flocculation agent, and 180 parts of polymerize aluminum chlorides and 300 parts of vegetable jelly flocculation agents are mixed, and can make modification aluminium salt; The modification calcium salt comprises the catalyzer that 1000 parts oxygenant and weight part are 2 parts, with 1000 parts of oxygenant CaO and 2 parts of catalyzer KMnO
4Mix, can make the modification calcium salt; The modification aluminium salt and the modification calcium salt that make are dissolved in the ClO 2 solution, make composite water disposal agent of the present invention.
The composite water disposal agent that present embodiment is made is for the treatment of municipal effluent, its water of intaking
Matter is: COD200 mg/l, BOD
5100 mg/l, SS 100 mg/l drop into composite water disposal agent 150 mg/l toward sewage, and fully behind the stirring reaction, effluent quality is: COD 60 mg/l, BOD
520 mg/l, SS 20 mg/l, this water outlet GB18918-2002 " urban wastewater treatment firm pollutant emission standard ", one-level B standard.
Embodiment 7.
A kind of composite water disposal agent, in weight part, it is made up of 150 portions of modification aluminium salt and 150 parts of modification calcium salts, 5 parts of chlorinated products.Modification aluminium salt is made up of 200 parts cationic flocculant polyaluminium sulfate and 380 parts natural organic high-molecular polyose flocculation agent, and 200 parts of polyaluminium sulfates and 380 parts of polyose flocculation agents are mixed, and can make modification aluminium salt; The modification calcium salt comprises the catalyzer that 800 parts oxygenant and weight part are 2 parts, with 800 parts of oxygenant CaO and 2 parts of catalyzer KMnO
4Mix, can make the modification calcium salt; The modification aluminium salt and the modification calcium salt that make are dissolved in the chlorinated product solution, make composite water disposal agent of the present invention.
The composite water disposal agent that present embodiment is made is for the treatment of municipal effluent, its water of intaking
Matter is: COD250 mg/l, BOD
5150 mg/l, SS 160 mg/l drop into composite water disposal agent 230 mg/l toward sewage, and fully behind the stirring reaction, effluent quality is: COD 60 mg/l, BOD
520 mg/l, SS 20 mg/l, this water outlet GB18918-2002 " urban wastewater treatment firm pollutant emission standard ", one-level B standard.
The above only is preferred embodiment of the present invention, so all equivalences of doing according to the described structure of patent claim of the present invention, feature and principle change or modify, is included in the patent claim of the present invention.
Claims (3)
1. composite water disposal agent, it is characterized in that: it is by modification aluminium salt, modification calcium salt and dioxide peroxide are formed, the weight part of modification aluminium salt is 50 parts ~ 150 parts, the weight part of modification calcium salt is 40 parts ~ 150 parts, the weight part of dioxide peroxide is 1 part ~ 5 parts, in weight part, described modification aluminium salt is made up of 100 parts ~ 200 parts cationic flocculant and 200 parts ~ 400 parts natural organic high-molecular flocculant, described modification calcium salt comprises that weight part is the catalyzer that 500 ~ 1000 parts oxygenant and weight part are 1 ~ 2 part, described oxygenant is CaO, and described catalyzer is KMnO
4
2. a kind of composite water disposal agent according to claim 1, it is characterized in that: described cationic flocculant is polymerize aluminum chloride or polyaluminium sulfate or polymer phosphate aluminium.
3. a kind of composite water disposal agent according to claim 1, it is characterized in that: described natural organic high-molecular flocculant is the vegetable jelly flocculation agent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010266639 CN102381746B (en) | 2010-08-30 | 2010-08-30 | Compound water treatment agent |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010266639 CN102381746B (en) | 2010-08-30 | 2010-08-30 | Compound water treatment agent |
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| CN102381746A CN102381746A (en) | 2012-03-21 |
| CN102381746B true CN102381746B (en) | 2013-08-21 |
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| CN 201010266639 Expired - Fee Related CN102381746B (en) | 2010-08-30 | 2010-08-30 | Compound water treatment agent |
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| CN109399772A (en) * | 2018-11-15 | 2019-03-01 | 浙江海洋大学 | A kind of preparation method of natural peach gum composite flocculation agent |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1266821A (en) * | 1999-03-12 | 2000-09-20 | 中国科学院生态环境研究中心 | Polyaluminium chloride and chitin compounded efficient flocculant and its preparing process |
| CN1654348A (en) * | 2005-01-20 | 2005-08-17 | 上海师范大学 | Composite flocculating agent for printing and dyeing waste water treatment |
| CN101531413A (en) * | 2008-03-16 | 2009-09-16 | 吴全环 | Novel compositing and flocculating method for environment-friendly compound flocculating agent |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1266821A (en) * | 1999-03-12 | 2000-09-20 | 中国科学院生态环境研究中心 | Polyaluminium chloride and chitin compounded efficient flocculant and its preparing process |
| CN1654348A (en) * | 2005-01-20 | 2005-08-17 | 上海师范大学 | Composite flocculating agent for printing and dyeing waste water treatment |
| CN101531413A (en) * | 2008-03-16 | 2009-09-16 | 吴全环 | Novel compositing and flocculating method for environment-friendly compound flocculating agent |
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