CN106365487B - A kind of waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent of 2,4- diamino benzene sulfonic acids production - Google Patents
A kind of waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent of 2,4- diamino benzene sulfonic acids production Download PDFInfo
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- CN106365487B CN106365487B CN201610720144.3A CN201610720144A CN106365487B CN 106365487 B CN106365487 B CN 106365487B CN 201610720144 A CN201610720144 A CN 201610720144A CN 106365487 B CN106365487 B CN 106365487B
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- waste liquid
- reducing agent
- sulfonic acids
- benzene sulfonic
- diamino benzene
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
- C04B2103/302—Water reducers
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Removal Of Specific Substances (AREA)
Abstract
The present invention relates to water-reducing agent production technical fields, and in particular to a kind of waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent of 2,4 diamino benzene sulfonic acids production；Include the raw material of following parts by weight：2,4 diamino benzene sulfonic acids produce 150 180 parts of waste liquid, 50 100 parts of sodium sulfite, 60 90 parts of formaldehyde, 200 230 parts of waste liquid of Beta Naphthol 99MIN production, 10 30 parts of PH conditioning agents, 50 150 parts of water；Provided by the invention 2, the waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent cost of material of 4 diamino benzene sulfonic acids production is low, and practical application is strong.
Description
Technical field
The present invention relates to water-reducing agent production technical fields, and in particular to the production of one kind 2,4- diamino benzene sulfonic acids is waste liquid modified
Aminobenzenesulfonic acid series high-efficiency water-reducing agent.
Background technology
2,4- diamino benzene sulfonic acids are production Reactive Light Yellow X-6G, reactive brilliant yellow X-HG, reactive brilliant bule K-6G, active yellow
KD-3G, active yellow M-5G, reactive brilliant bule K-BR, reactive brilliant bule K-GR, reactive brilliant blue m-br, the bright red FC of weak acid, acid mordant brown
A kind of dyestuff intermediate of the dyestuffs such as RH produces organism kinds in waste water and enriches, and COD contents are high, and wastewater treatment difficulty is big.
Water-reducing agent is a kind of under conditions of keeping concrete flowability essentially identical, can reduce the additional of mixing water amount
Agent is the concrete admixture studied and be most widely used at present.Incorporation water-reducing agent, which can improve, in use newly mixes
Workability, the mobility of concrete, and the intensity of concrete can be improved, extend the service life of concrete component, therefore diminishing
Agent is indispensable a kind of additive in concrete.Amido sulfoacid series high-efficiency water reducer in the prior art mainly with formaldehyde,
Phenol and be raw material, and about 950 yuan/t of formaldehyde price, about 10000 yuan/t of phenol price, p-aminobenzene sulfonic acid to sulfamic acid sodium
About 5000 yuan/t of sodium, production cost is higher, is easy bleeding, and realistic scale is low.
Invention content
In view of the deficiencies of the prior art, the present invention provides a kind of cost of material is low, strong 2, the 4- diaminos of practical application
Base benzene sulfonic acid produces waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent.
In order to achieve the above object, the present invention is achieved by the following technical programs：
One kind 2,4- diamino benzene sulfonic acids produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent, including following parts by weight
Several raw materials：
Further, 2, the 4- diamino benzene sulfonic acids produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent, packet
Include the raw material of following parts by weight：
Further, 2, the 4- diamino benzene sulfonic acids produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent, packet
Include the raw material of following parts by weight：
Further, the PH conditioning agents are sodium carbonate, sodium bicarbonate, sodium acetate, the one of which in sodium sulphate.
Further, 2, the 4- diamino benzene sulfonic acids produce the system of waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent
Preparation Method includes the following steps：
(1) water is added into reaction kettle, then puts into 2 respectively, 4- diamino benzene sulfonic acids produce waste liquid and and sodium sulfite, will
Reaction kettle is warming up to 80-85 DEG C, stirs 30-60 minutes, then put into beta-naphthol produced waste liquid, is stirred to react no less than 1 hour；
(2) it is slowly added to PH conditioning agents into reaction kettle, adjusts solution PH to 8-9；
(3) reaction kettle is warming up to 90-95 DEG C, formalin is slowly added dropwise thereto, make formaldehyde drop in 1.5-2 hours
It is complete, heat preservation no less than 2 hours.
Further, the volume of the water-reducing agent is the 1.8-2.2wt% of cement weight.
Beneficial effects of the present invention are：
Expensive sodium sulfanilate is replaced using 2,4- diamino benzene sulfonic acids production waste liquid, help to economize on resources and
Cost of material is reduced, effectively improves that aminosulfonic water-reducing agent cost is excessive and the problem of practical application hardly possible.The present invention utilizes
2,4- diamino benzene sulfonic acids produce waste liquid and beta-naphthol produced waste liquid to prepare the water-reducing agent of high added value, can realize waste profit
With, and a kind of convenience, economic 2,4- diamino benzene sulfonic acids production waste liquid modified amido sulfoacid series high-efficiency water reducer, tool can be obtained
Have broad application prospects.Present invention three-waste free discharge in preparation process, safety and environmental protection；Reaction time is short, preparation method letter
It is single efficient.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the implementation of the present invention
Example, technical scheme in the embodiment of the invention is clearly and completely described.Based on the embodiments of the present invention, this field
The every other embodiment that those of ordinary skill is obtained without creative efforts, belongs to protection of the present invention
Range.
Embodiment 1：
One kind 2,4- diamino benzene sulfonic acids produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent, including following parts by weight
Several raw materials：
Preparation method includes the following steps：
(1) water is added into reaction kettle, then puts into 2 respectively, 4- diamino benzene sulfonic acids produce waste liquid and and sodium sulfite, will
Reaction kettle is warming up to 80-85 DEG C, stirs 30-60 minutes, then put into beta-naphthol produced waste liquid, is stirred to react no less than 1 hour；
(2) it is slowly added to PH conditioning agents into reaction kettle, adjusts solution PH to 8-9；
(3) reaction kettle is warming up to 90-95 DEG C, formalin is slowly added dropwise thereto, make formaldehyde drop in 1.5-2 hours
It is complete, heat preservation no less than 2 hours.
In use, the water-reducing agent is incorporated into the 1.8-2.2wt% for accounting for cement weight in cement, you can.
Embodiment 2：
One kind 2,4- diamino benzene sulfonic acids produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent, including following parts by weight
Several raw materials：
Preparation method is the same as embodiment 1.
In use, the water-reducing agent is incorporated into the 1.8-2.2wt% for accounting for cement weight in cement, you can.
Embodiment 3：
One kind 2,4- diamino benzene sulfonic acids produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent, including following parts by weight
Several raw materials：
Preparation method is the same as embodiment 1.
In use, the water-reducing agent is incorporated into the 1.8-2.2wt% for accounting for cement weight in cement, you can.
Embodiment 4：
One kind 2,4- diamino benzene sulfonic acids produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent, including following parts by weight
Several raw materials：
Preparation method is the same as embodiment 1.
In use, the water-reducing agent is incorporated into the 1.8-2.2wt% for accounting for cement weight in cement, you can.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features；And these modification or
It replaces, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (5)
1. one kind 2,4- diamino benzene sulfonic acids produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent, which is characterized in that including
The raw material of following parts by weight：
The preparation method of above-mentioned water-reducing agent, includes the following steps：
(1) water is added into reaction kettle, then puts into 2 respectively, 4- diamino benzene sulfonic acids produce waste liquid and and sodium sulfite, will react
Kettle is warming up to 80-85 DEG C, stirs 30-60 minutes, then put into beta-naphthol produced waste liquid, is stirred to react no less than 1 hour；
(2) it is slowly added to pH adjusting agent into reaction kettle, adjusts pH value of solution to 8-9；
(3) reaction kettle is warming up to 90-95 DEG C, formalin is slowly added dropwise thereto, formaldehyde is made to be dripped off in 1.5-2 hours,
Heat preservation no less than 2 hours.
2. 2,4- diamino benzene sulfonic acids as described in claim 1 produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent,
It is characterized in that, includes the raw material of following parts by weight：
3. 2,4- diamino benzene sulfonic acids as described in claim 1 produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent,
It is characterized in that, includes the raw material of following parts by weight：
4. 2,4- diamino benzene sulfonic acids as described in claim 1 produce waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent,
It is characterized in that, the pH adjusting agent is sodium carbonate, sodium bicarbonate, the one of which in sodium acetate.
5. 2,4- diamino benzene sulfonic acids as described in claim 1 produce answering for waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent
With, which is characterized in that the volume of the water-reducing agent is the 1.8-2.2wt% of cement weight.
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| CN201610720144.3A CN106365487B (en) | 2016-08-24 | 2016-08-24 | A kind of waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent of 2,4- diamino benzene sulfonic acids production |
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| CN201610720144.3A CN106365487B (en) | 2016-08-24 | 2016-08-24 | A kind of waste liquid modified aminobenzenesulfonic acid series high-efficiency water-reducing agent of 2,4- diamino benzene sulfonic acids production |
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| CN106365487A CN106365487A (en) | 2017-02-01 |
| CN106365487B true CN106365487B (en) | 2018-09-28 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101805144A (en) * | 2010-04-16 | 2010-08-18 | 南京瑞迪高新技术公司 | Low-cost modified amino-sulfonic acid-based high-efficiency water reducer and preparation method thereof |
| CN102504159A (en) * | 2011-10-31 | 2012-06-20 | 天津市职业大学 | Method for preparing high-efficiency concrete water reducer by using waste water from synthesis process of p-aminophenol |
| CN105461252A (en) * | 2015-11-27 | 2016-04-06 | 中蓝连海设计研究院 | Method for preparation of naphthalene dispersing agent by using naphthalenesulfonate recycled waste liquid and use of naphthalene dispersing agent |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101824128B (en) * | 2010-04-16 | 2011-11-23 | 南京瑞迪高新技术公司 | Beta-naphthol produced waste liquid modified amido sulfoacid series high-efficiency water reducer and preparation method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101805144A (en) * | 2010-04-16 | 2010-08-18 | 南京瑞迪高新技术公司 | Low-cost modified amino-sulfonic acid-based high-efficiency water reducer and preparation method thereof |
| CN102504159A (en) * | 2011-10-31 | 2012-06-20 | 天津市职业大学 | Method for preparing high-efficiency concrete water reducer by using waste water from synthesis process of p-aminophenol |
| CN105461252A (en) * | 2015-11-27 | 2016-04-06 | 中蓝连海设计研究院 | Method for preparation of naphthalene dispersing agent by using naphthalenesulfonate recycled waste liquid and use of naphthalene dispersing agent |
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