CN106219718A - High salt acid sewage treating agent - Google Patents

High salt acid sewage treating agent Download PDF

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Publication number
CN106219718A
CN106219718A CN201610782552.1A CN201610782552A CN106219718A CN 106219718 A CN106219718 A CN 106219718A CN 201610782552 A CN201610782552 A CN 201610782552A CN 106219718 A CN106219718 A CN 106219718A
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China
Prior art keywords
parts
treating agent
raw
sewage treating
salt acid
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CN201610782552.1A
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Chinese (zh)
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CN106219718B (en
Inventor
杨伟
杜普利
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杜普利
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/66Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5263Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/542Phosphorus compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56Macromolecular compounds

Abstract

The present invention relates to waste water treating agent technical field, especially a kind of high salt acid sewage treating agent, is made up of following raw materials by weight portion: limestone 40~45 parts, sodica calx 30~35 parts, sodium silicate 10~15 parts, lignin 5~13 parts, flocculant 5~8 parts, modification infusorial earth 2~4 parts.The high salt acid sewage treating agent that the present invention provides, utilizes the alkaline matters such as limestone, sodica calx, sodium silicate to remove the acid in waste water, in conjunction with lignin, flocculant, modification infusorial earth, salinity in waste water is carried out flocculation sediment removal.

Description

High salt acid sewage treating agent

Technical field

The present invention relates to waste water treating agent technical field, especially a kind of high salt acid sewage treating agent.

Background technology

The waste water that hydrochloric acid or sulphuric acid production enterprises produce, is all for acid waste water, and containing high salt, exists substantial amounts of Chloride ion or sulfate radical.In sewage disposal, it is difficult to directly carry out a biological disposal upon, need to first pass through chemical treatment, by salt and Acidic materials are removed.

And traditional sewage-treating agent, such as polyacrylamide, PAMC, PAMA, Nonionic, amphion polyacrylamide, aluminium polychlorid etc. various coagulant, flocculant, it is difficult to be used in this high concentration Salt and acid waste water, it is impossible to completely salinity is removed completely.

Summary of the invention

For above-mentioned technical problem, the present invention provides a kind of inorganic agent being applicable to high salt acid waste water.

Concrete technical scheme is:

High salt acid sewage treating agent, is made up of following raw materials by weight portion: limestone 40~45 parts, sodica calx 30~ 35 parts, sodium silicate 10~15 parts, lignin 5~13 parts, flocculant 5~8 parts, modification infusorial earth 2~4 parts.Preferably, by following Raw materials by weight portion forms: limestone 42 parts, sodica calx 32 parts, sodium silicate 12 parts, lignin 10 parts, flocculant 6 parts, modification 3 parts of kieselguhr.

Wherein, the preparation method of flocculant, comprise the following steps:

(1) modified paligorskite is pulverized and is prepared Paligorskite powder;

(2) following raw material configures according to parts by weight: chitosan 80~95 parts, dodecylbenzene sodium sulfonate 35~45 parts, Cetyltrimethylammonium bromide 40~55 parts, 1-chloro-2,3-expoxy propane 25~30 parts, N, N-bis-[two (3-methoxy propyls Base) phosphino-ethyl]-2-ethoxy ethyl amine 14~18 parts, acrylyl oxy-ethyl-trimethyl salmiac 6~10 parts, 2-metering system Acid methyl ester 3~7 parts and peroxidized t-butyl perbenzoate 7~13 parts;Wherein it is preferred to, raw material configures according to parts by weight: shell gathers Sugar 87 parts, dodecylbenzene sodium sulfonate 40 parts, Cetyltrimethylammonium bromide 47 parts, 1-chloro-2,3-expoxy propane 28 parts, N, N-bis-[two (3-methoxy-propyl) phosphino-ethyl]-2-ethoxy ethyl amine 16 parts, acrylyl oxy-ethyl-trimethyl salmiac 8 parts, 2-methyl methacrylate 3~7 parts and peroxidized t-butyl perbenzoate 10 parts.

The most each raw material puts into and forms mixed liquor in ethanol solution;Preferably, under argon shield, above each raw material is thrown Entering formation mixed liquor in ethanol solution, this is an important inventive point of the present invention, and inventor, through test of many times, finds Add under argon shield and can preferably protect each component keep original character and occur chemical reaction to obtain this exactly Bright waste water treating agent, treatment effect is the best.

Mixed liquor vinegar acid for adjusting pH is 3~5;

Being heated to 30~35 DEG C, stirring is reacted, and the response time is 4~5h;

(3), after reaction terminates, it is cooled to room temperature, Paligorskite powder is joined in the reactant of step (2);

(4) after stirring, be dried by mixture, pelletize obtains flocculant.

Wherein, described modified paligorskite, following methods prepare:

(1) being acidified during Paligorskite puts into hydrochloric acid solution, concentration of hydrochloric acid 5mol/L, acidulated condition is 75~85 DEG C, The acidification time is 1~2h, and the product after acidification removes hydrochloric acid solution through sucking filtration again, then is washed with deionized, and washes Product A it is dried to obtain after washing;

(2) the product A of step (1) puts in acetone, after stirring, adds γ-(2,3-epoxy the third oxygen) propyl group three Methoxy silane, is heated to 100 DEG C, and after reaction 10~12h, sucking filtration removes solution, then is washed with deionized, dry after washing Dry, obtain product B;Product A Yu γ-(2,3-epoxy the third oxygen) propyl trimethoxy silicane mass ratio is 1: 5~8;

(3) the product B of step (2) puts in ethanol, after stirring, adds 2, and 4-4-dihydroxy benzaldehyde is heated to 90 DEG C, sucking filtration removes solution, then is washed with deionized, and is dried to obtain the Paligorskite of modification, product B and 2,4-dihydroxy after washing Benzaldehyde mass ratio is 1: 3~5.

The high salt acid sewage treating agent that the present invention provides, utilizes the alkaline matters such as limestone, sodica calx, sodium silicate to remove Acid in waste water, carries out flocculation sediment removal in conjunction with lignin, flocculant, modification infusorial earth to salinity in waste water.

Detailed description of the invention

It is described in conjunction with the embodiments the detailed description of the invention of the present invention.

Embodiment 1

1, modified paligorskite is prepared:

(1) being acidified during Paligorskite puts into hydrochloric acid solution, concentration of hydrochloric acid 5mol/L, acidulated condition is 75 DEG C, acidifying The process time is 2h, and the product after acidification removes hydrochloric acid solution through sucking filtration again, then is washed with deionized, and is dried after washing Obtain product A;

(2) the product A of step (1) puts in acetone, after stirring, adds γ-(2,3-epoxy the third oxygen) propyl group three Methoxy silane, is heated to 100 DEG C, and after reaction 10h, sucking filtration removes solution, then is washed with deionized, and is dried after washing, To product B;Product A Yu γ-(2,3-epoxy the third oxygen) propyl trimethoxy silicane mass ratio is 1: 5;

(3) the product B of step (2) puts in ethanol, after stirring, adds 2, and 4-4-dihydroxy benzaldehyde is heated to 90 DEG C, sucking filtration removes solution, then is washed with deionized, and is dried to obtain the Paligorskite of modification, product B and 2,4-dihydroxy after washing Benzaldehyde mass ratio is 1: 4.

2, flocculant is prepared:

(1) modified paligorskite is pulverized and is prepared Paligorskite powder;

(2) following raw material configures according to parts by weight: chitosan 80 parts, dodecylbenzene sodium sulfonate 40 parts, octadecyl Trimethylammonium bromide 40 parts, 1-chloro-2,3-expoxy propane 26 parts, N, N-bis-[two (3-methoxy-propyl) phosphino-ethyl]-2-second 15 parts of epoxide ethamine, acrylyl oxy-ethyl-trimethyl salmiac 6 parts, 2-methyl methacrylate 3 parts and perbenzoic acid uncle Butyl ester 9 parts;

Each raw material more than under argon shield puts into and forms mixed liquor in ethanol solution;

Mixed liquor vinegar acid for adjusting pH is 3;

Being heated to 30 DEG C, stirring is reacted, and the response time is 5h;

(3), after reaction terminates, it is cooled to room temperature, Paligorskite powder is joined in the reactant of step (2);

(4) after stirring, be dried by mixture, pelletize obtains flocculant.

3, preparation high salt acid sewage treating agent:

Following raw materials by weight portion mixes: limestone 45 parts, sodica calx 30 parts, sodium silicate 12 parts, lignin 13 parts, wadding Solidifying agent 7 parts, modification infusorial earth 4 parts.

Embodiment 2

1, modified paligorskite is prepared:

(1) being acidified during Paligorskite puts into hydrochloric acid solution, concentration of hydrochloric acid 5mol/L, acidulated condition is 85 DEG C, acidifying The process time is 1h, and the product after acidification removes hydrochloric acid solution through sucking filtration again, then is washed with deionized, and is dried after washing Obtain product A;

(2) the product A of step (1) puts in acetone, after stirring, adds γ-(2,3-epoxy the third oxygen) propyl group three Methoxy silane, is heated to 100 DEG C, and after reaction 12h, sucking filtration removes solution, then is washed with deionized, and is dried after washing, To product B;Product A Yu γ-(2,3-epoxy the third oxygen) propyl trimethoxy silicane mass ratio is 1: 7;

(3) the product B of step (2) puts in ethanol, after stirring, adds 2, and 4-4-dihydroxy benzaldehyde is heated to 90 DEG C, sucking filtration removes solution, then is washed with deionized, and is dried to obtain the Paligorskite of modification, product B and 2,4-dihydroxy after washing Benzaldehyde mass ratio is 1: 5.

2, flocculant is prepared:

(1) modified paligorskite is pulverized and is prepared Paligorskite powder;

(2) following raw material configures according to parts by weight: chitosan 95 parts, dodecylbenzene sodium sulfonate 45 parts, octadecyl Trimethylammonium bromide 55 parts, 1-chloro-2,3-expoxy propane 30 parts, N, N-bis-[two (3-methoxy-propyl) phosphino-ethyl]-2-second 14 parts of epoxide ethamine, acrylyl oxy-ethyl-trimethyl salmiac 10 parts, 2-methyl methacrylate 7 parts and perbenzoic acid uncle Butyl ester 7 parts;

Each raw material more than under argon shield puts into and forms mixed liquor in ethanol solution;

Mixed liquor vinegar acid for adjusting pH is 5;

Being heated to 35 DEG C, stirring is reacted, and the response time is 4h;

(3), after reaction terminates, it is cooled to room temperature, Paligorskite powder is joined in the reactant of step (2);

(4) after stirring, be dried by mixture, pelletize obtains flocculant.

3, preparation high salt acid sewage treating agent:

Following raw materials by weight portion mixes: limestone 42 parts, sodica calx 35 parts, sodium silicate 10 parts, lignin 8 parts, wadding Solidifying agent 5 parts, modification infusorial earth 2 parts.

Embodiment 3

1, modified paligorskite is prepared:

(1) being acidified during Paligorskite puts into hydrochloric acid solution, concentration of hydrochloric acid 5mol/L, acidulated condition is 80 DEG C, acidifying The process time is 1.5h, and the product after acidification removes hydrochloric acid solution through sucking filtration again, then is washed with deionized, dry after washing Dry obtain product A;

(2) the product A of step (1) puts in acetone, after stirring, adds γ-(2,3-epoxy the third oxygen) propyl group three Methoxy silane, is heated to 100 DEG C, and after reaction 10h, sucking filtration removes solution, then is washed with deionized, and is dried after washing, To product B;Product A Yu γ-(2,3-epoxy the third oxygen) propyl trimethoxy silicane mass ratio is 1: 8;

(3) the product B of step (2) puts in ethanol, after stirring, adds 2, and 4-4-dihydroxy benzaldehyde is heated to 90 DEG C, sucking filtration removes solution, then is washed with deionized, and is dried to obtain the Paligorskite of modification, product B and 2,4-dihydroxy after washing Benzaldehyde mass ratio is 1: 3.

2, flocculant is prepared:

(1) modified paligorskite is pulverized and is prepared Paligorskite powder;

(2) following raw material configures according to parts by weight: chitosan 85 parts, dodecylbenzene sodium sulfonate 35 parts, octadecyl Trimethylammonium bromide 45 parts, 1-chloro-2,3-expoxy propane 25 parts, N, N-bis-[two (3-methoxy-propyl) phosphino-ethyl]-2-second 18 parts of epoxide ethamine, acrylyl oxy-ethyl-trimethyl salmiac 7 parts, 2-methyl methacrylate 5 parts and perbenzoic acid uncle Butyl ester 13 parts;

Each raw material more than under argon shield puts into and forms mixed liquor in ethanol solution;

Mixed liquor vinegar acid for adjusting pH is 4;

Being heated to 30 DEG C, stirring is reacted, and the response time is 5h;

(3), after reaction terminates, it is cooled to room temperature, Paligorskite powder is joined in the reactant of step (2);

(4) after stirring, be dried by mixture, pelletize obtains flocculant.

3, preparation high salt acid sewage treating agent:

Following raw materials by weight portion mixes: limestone 40 parts, sodica calx 33 parts, sodium silicate 15 parts, lignin 5 parts, wadding Solidifying agent 8 parts, modification infusorial earth 3 parts.

Claims (5)

1. high salt acid sewage treating agent, it is characterised in that: it is made up of following raw materials by weight portion: limestone 40~45 parts, Sodica calx 30~35 parts, sodium silicate 10~15 parts, lignin 5~13 parts, flocculant 5~8 parts, modification infusorial earth 2~4 parts.
High salt acid sewage treating agent the most according to claim 1, it is characterised in that: preferably, by following raw material by weight Amount number composition: limestone 42 parts, sodica calx 32 parts, sodium silicate 12 parts, lignin 10 parts, flocculant 6 parts, modification infusorial earth 3 Part.
High salt acid sewage treating agent the most according to claim 1 and 2, it is characterised in that: the preparation of described flocculant Method, comprises the following steps:
(1) modified paligorskite is pulverized and is prepared Paligorskite powder;
(2) following raw material configures according to parts by weight: chitosan 80~95 parts, dodecylbenzene sodium sulfonate 35~45 parts, 18 Alkyl trimethyl ammonium bromide 40~55 parts, 1-chloro-2,3-expoxy propane 25~30 parts, N, N-bis-[two (3-methoxy-propyl) phosphine Base ethyl]-2-ethoxy ethyl amine 14~18 parts, acrylyl oxy-ethyl-trimethyl salmiac 6~10 parts, 2-methyl methacrylate 3~7 parts and peroxidized t-butyl perbenzoate 7~13 parts;
The most each raw material puts into and forms mixed liquor in ethanol solution;
Mixed liquor vinegar acid for adjusting pH is 3~5;
Being heated to 30~35 DEG C, stirring is reacted, and the response time is 4~5h;
(3), after reaction terminates, it is cooled to room temperature, Paligorskite powder is joined in the reactant of step (2);
(4) after stirring, be dried by mixture, pelletize obtains flocculant.
High salt acid sewage treating agent the most according to claim 3, it is characterised in that: wherein it is preferred to, raw material is according to weight Amount number configuration: chitosan 87 parts, dodecylbenzene sodium sulfonate 40 parts, Cetyltrimethylammonium bromide 47 parts, 1-chloro-2,3- Expoxy propane 28 parts, N, N-bis-[two (3-methoxy-propyl) phosphino-ethyl]-2-ethoxy ethyl amine 16 parts, acrylyl oxy-ethyl three Ammonio methacrylate 8 parts, 2-methyl methacrylate 3~7 parts and peroxidized t-butyl perbenzoate 10 parts.
High salt acid sewage treating agent the most according to claim 3, it is characterised in that: wherein it is preferred to, in argon shield Under, each raw material is put in ethanol solution and form mixed liquor.
CN201610782552.1A 2016-08-30 2016-08-30 Acid sewage treating agent with high salt CN106219718B (en)

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CN201610782552.1A CN106219718B (en) 2016-08-30 2016-08-30 Acid sewage treating agent with high salt

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CN106219718B CN106219718B (en) 2019-06-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108993451A (en) * 2018-09-10 2018-12-14 芜湖新达园林绿化集团有限公司 A kind of environmental protection and energy saving adsorbent and its preparation method and application

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1375465A (en) * 2001-03-19 2002-10-23 方超 Dispersed combined water purifying agent for purifying sewage and its usage
US6896813B1 (en) * 2003-03-31 2005-05-24 The United States Of America As Represented By The Secretary Of The Department Of The Interior Sorbant sequestration and removal of toxic metal ions
CN102838195A (en) * 2012-09-14 2012-12-26 大连格兰清水环境工程有限公司 Composite flocculant for sewage treatment
CN104229957A (en) * 2013-06-24 2014-12-24 张家领 Compound flocculant taking natural minerals as main components
CN105731616A (en) * 2016-01-22 2016-07-06 南通海陵环境检测有限公司 Printing and dyeing wastewater decoloration flocculating agent and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1375465A (en) * 2001-03-19 2002-10-23 方超 Dispersed combined water purifying agent for purifying sewage and its usage
US6896813B1 (en) * 2003-03-31 2005-05-24 The United States Of America As Represented By The Secretary Of The Department Of The Interior Sorbant sequestration and removal of toxic metal ions
CN102838195A (en) * 2012-09-14 2012-12-26 大连格兰清水环境工程有限公司 Composite flocculant for sewage treatment
CN104229957A (en) * 2013-06-24 2014-12-24 张家领 Compound flocculant taking natural minerals as main components
CN105731616A (en) * 2016-01-22 2016-07-06 南通海陵环境检测有限公司 Printing and dyeing wastewater decoloration flocculating agent and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108993451A (en) * 2018-09-10 2018-12-14 芜湖新达园林绿化集团有限公司 A kind of environmental protection and energy saving adsorbent and its preparation method and application

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