CN103848461B - Water-based metal working fluid process for treating waste liquor - Google Patents
Water-based metal working fluid process for treating waste liquor Download PDFInfo
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- CN103848461B CN103848461B CN201410070198.0A CN201410070198A CN103848461B CN 103848461 B CN103848461 B CN 103848461B CN 201410070198 A CN201410070198 A CN 201410070198A CN 103848461 B CN103848461 B CN 103848461B
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Abstract
The present invention discloses a kind of water-based metal working fluid process for treating waste liquor, this technique not only can turn waste into wealth originally scrapping the waste liquid that can not directly discharge, eliminate subsequent disposal expense, the coal water slurry product thermal value simultaneously utilizing water-based metal working fluid waste liquid to make also obtains corresponding raising, and couplant stabilization technique provided by the invention thoroughly solves the stability problem of traditional Orgnic Waste Liquid CWS, fundamentally can also solve the stable system sex chromosome mosaicism of product, improve product stability, there is not demixing phenomenon in long-time leaving standstill, be easy to handling, storage, Cemented filling and atomization space burning etc., obtained coal water slurry product is such as be collectively referred to as ester etc. containing mineral oil and some organic additives to scrap water-based metal working fluid waste liquid because of what utilize, so it has higher thermal value relative to the coal water slurry obtained with ortho-water, can be used for station boiler, Industrial Boiler and Industrial Stoves generation oil, for gas, for coal combustion.
Description
Technical field
The present invention relates to industrial effluent process field, in particular to relating to field of industrial waste water treatment, be related specifically to the water-based metal working fluid process for treating waste liquor scrapping the field of waste water treatment such as aqueous cutting fluid, waterborne cleaning agent, water-based rolling mill compound, water-based electrocoating paint, wire drawing liquid, lapping liquid, polishing fluid, electroplate liquid, aqueous paint etc. that mechanical workout factory or Steel Plant etc. produce.
Background technology
Various equipment oil (comprising hydraulic efficiency oil, gear wet goods), Industry Waste machine oil, the industrial abandoned processing wet goods that must use above industrial machinery; play the lubrication protection effect to equipment or cutter, but finally these oil products all can because of reasons such as being mixed into moisture, mechanical impurity, oxidation, acidifying cause can not continue use and scrap.Degradation does not reach when requiring will scrap, but because the mineral oil that wherein contains and other organic additive compositions, COD value (chemical oxygen demand) is very up to less than direct emission standard.Producer or stealthily discharge in the past, not only causes great destruction to environment, and has offended the corresponding environmental law Laws & Regulations of China.Give the environmental protection company process of corresponding qualification, but processing costs is high generally at 800-2000 yuan/ton not etc., brings many economical load like this to enterprise.Prior art also has by coal water slurry process water-based metal working fluid waste liquid, but the fuel value of coal water slurry is not high, thoroughly can not effectively solve the wasting of resources and problem of environmental pollution, and the more important thing is also there is the relatively poor problem of system stability, can there is oily water separation in long-time leaving standstill, be not easy to handling, storage, Cemented filling and atomization space burning etc.
Therefore, need a kind of high performance fuel and preparation method thereof, effectively can not only process industrial effluent, improve fuel combustion value, thoroughly can effectively solve the wasting of resources and problem of environmental pollution, fundamentally can also solve the stable system sex chromosome mosaicism of product, improve product stability, there is not demixing phenomenon in long-time leaving standstill, is easy to handling, storage, Cemented filling and atomization space burning etc.
Summary of the invention
In view of this, the object of the present invention is to provide water-based metal working fluid process for treating waste liquor.This technique not only can turn waste into wealth originally scrapping the waste oil that can not directly discharge, eliminate subsequent disposal expense, the coal water slurry product thermal value simultaneously utilizing water-based metal working fluid waste liquid to make also obtains corresponding raising, and couplant stabilization technique provided by the invention thoroughly solves the stability problem of traditional Orgnic Waste Liquid CWS, fundamentally can also solve the stable system sex chromosome mosaicism of product, improve product stability, there is not demixing phenomenon in long-time leaving standstill, be easy to handling, storage, Cemented filling and atomization space burning etc., can be used for station boiler, Industrial Boiler and Industrial Stoves generation oil, for gas, for coal combustion.
Water-based metal working fluid process for treating waste liquor of the present invention, comprises the following steps:
A. 0.1-1.5 part ethylene glycol monobutyl ether, 0.1-1.5 part suspension agent are dissolved in 5-20 part water-based metal working fluid waste liquid, under normal temperature, stir 20-30min with the rotating speed of 4500rpm ~ 5500rpm, form mixed solution;
B: the coal dust and the 30-40 part water that add 40-60 part in mixed solution, continues to stir 20-30min and forms not stratified coal water slurry product;
Further, described suspension agent is one or more mixtures in aliphatic alcohol polyether, sapn, tween;
Further, described water-based metal working fluid waste liquid is one or more in aqueous cutting fluid waste liquid, waterborne cleaning agent waste liquid, water-based rolling mill compound waste liquid, water-based electrocoating paint waste liquid, wire drawing liquid waste liquid, lapping liquid waste liquid, polishing fluid waste liquid, electroplate liquid waste liquid, aqueous paint waste liquid.
The present invention also discloses a kind of water-based metal working fluid process for treating waste liquor, comprises the following steps:
By 0.1-1.5 part ethylene glycol monobutyl ether, 0.1-1.5 part suspension agent, the coal dust of 40-60 part and the water-soluble of 30-40 part in 5-20 part water-based metal working fluid waste liquid, stir 20-30min with the rotating speed of 4500rpm ~ 5500rpm under normal temperature, form not stratified coal water slurry product.
Further, described suspension agent is one or more mixtures in aliphatic alcohol polyether, sapn, tween;
Further, described water-based metal working fluid waste liquid is one or more in aqueous cutting fluid waste liquid, waterborne cleaning agent waste liquid, water-based rolling mill compound waste liquid, water-based electrocoating paint waste liquid, wire drawing liquid waste liquid, lapping liquid waste liquid, polishing fluid waste liquid, electroplate liquid waste liquid, aqueous paint waste liquid.
Beneficial effect of the present invention: water-based metal working fluid process for treating waste liquor of the present invention, this technique not only can turn waste into wealth originally scrapping the waste liquid that can not directly discharge, eliminate subsequent disposal expense, the coal water slurry product thermal value simultaneously utilizing water-based metal working fluid waste liquid to make also obtains corresponding raising, and couplant stabilization technique provided by the invention thoroughly solves the stability problem of traditional Orgnic Waste Liquid CWS, fundamentally can also solve the stable system sex chromosome mosaicism of product, improve product stability, there is not demixing phenomenon in long-time leaving standstill, be easy to handling, storage, Cemented filling and atomization space burning etc., obtained coal water slurry product is such as be collectively referred to as ester etc. containing mineral oil and some organic additives to scrap water-based metal working fluid waste liquid because of what utilize, so it has higher thermal value relative to the coal water slurry obtained with ortho-water, can be used for station boiler, Industrial Boiler and Industrial Stoves generation oil, for gas, for coal combustion.
Embodiment
The water-based metal working fluid process for treating waste liquor of this reality invention, is characterized in that: this technique comprises the following steps:
A. 0.1-1.5 part ethylene glycol monobutyl ether, 0.1-1.5 part suspension agent are dissolved in 5-20 part water-based metal working fluid waste liquid, under normal temperature, stir 20-30min with the rotating speed of 4500rpm ~ 5500rpm, form mixed solution;
B: the coal dust and the 30-40 part water that add 40-60 part in mixed solution, continues to stir 20-30min and forms not stratified coal water slurry product.
Another kind of water-based metal working fluid process for treating waste liquor of the present invention, comprises the following steps:
By 0.1-1.5 part ethylene glycol monobutyl ether, 0.1-1.5 part suspension agent, the coal dust of 40-60 part and the water-soluble of 30-40 part in 5-20 part water-based metal working fluid waste liquid, stir 20-30min with the rotating speed of 4500rpm ~ 5500rpm under normal temperature, form not stratified coal water slurry product.
Above-mentioned company two kinds of methods are regardless of order by merging, and the final product formed has golf calorific value, and product system is stablized, and long-time leaving standstill not stratifiedly could realize object of the present invention.
In the present embodiment, described suspension agent is aliphatic alcohol polyether, in the present embodiment, aliphatic alcohol polyether is replaced with the one in sapn, tween according to equivalent weight part, or replaces with the mixture of aliphatic alcohol polyether and sapn, tween according to equivalent weight part; Products obtained therefrom character there is no significant difference.
In the present embodiment, described water-based metal working fluid waste liquid is one or more in aqueous cutting fluid waste liquid, waterborne cleaning agent waste liquid, water-based rolling mill compound waste liquid, water-based electrocoating paint waste liquid, wire drawing liquid waste liquid, lapping liquid waste liquid, polishing fluid waste liquid, electroplate liquid waste liquid, aqueous paint waste liquid.
Below by way of specific embodiment, the present invention is further elaborated.
Embodiment one
A. 1 part of ethylene glycol monobutyl ether, 1 part of suspension agent are dissolved in 20 parts of water-based metal working fluid waste liquids, under normal temperature, stir 25min with the rotating speed of 5000rpm, form mixed solution;
B: the coal dust and the 30 parts of water that add 48 parts in mixed solution, continues to stir 25min and forms not stratified coal water slurry product.
Described suspension agent is sapn, in the present embodiment, sapn is replaced with the one in aliphatic alcohol polyether, tween according to equivalent weight part, or replaces with the mixture of aliphatic alcohol polyether and sapn, tween according to equivalent weight part; Products obtained therefrom character there is no significant difference.
In the present embodiment, described water-based metal working fluid waste liquid is aqueous cutting fluid waste liquid, also can by the aqueous cutting fluid waste liquid in the present embodiment according to equivalent weight part replace with in waterborne cleaning agent waste liquid, water-based rolling mill compound waste liquid, water-based electrocoating paint waste liquid, wire drawing liquid waste liquid, lapping liquid waste liquid, polishing fluid waste liquid, electroplate liquid waste liquid, aqueous paint waste liquid one or more.
In the present embodiment, also a certain amount of defoamer can be added, the addition of defoamer is the 0.01-0.1% of total amount, described defoamer is waterborne organic silicon defoamer, or other can realize same goal of the invention defoamer, in addition, also can add some pigment, mask agent, other functional additives targetedly, all can not have substantial effect to character such as the stability of gained coal water slurry of the present invention and combustionproperties.
Embodiment two
The water-based metal working fluid process for treating waste liquor of the present embodiment, is characterized in that: this technique comprises the following steps:
A. 1.2 parts of ethylene glycol monobutyl ethers, 1.5 parts of suspension agents are dissolved in 15.5 parts of water-based metal working fluid waste liquids, under normal temperature, stir 20min with the rotating speed of 4500rpm ~ 5500rpm, form mixed solution;
B: the coal dust and the 35 parts of water that add 46.8 parts in mixed solution, continues to stir 20min and forms not stratified coal water slurry product.
In the present embodiment, described suspension agent is tween, in the present embodiment, tween is replaced with the one in aliphatic alcohol polyether, sapn according to equivalent weight part, or replaces with the mixture of tween and sapn, aliphatic alcohol polyether according to equivalent weight part; Products obtained therefrom character there is no significant difference.
In the present embodiment, described water-based metal working fluid waste liquid is waterborne cleaning agent waste liquid, also can by the waterborne cleaning agent waste liquid in the present embodiment according to equivalent weight part replace with in aqueous cutting fluid waste liquid, water-based rolling mill compound waste liquid, water-based electrocoating paint waste liquid, wire drawing liquid waste liquid, lapping liquid waste liquid, polishing fluid waste liquid, electroplate liquid waste liquid, aqueous paint waste liquid one or more.
In the present embodiment, also a certain amount of defoamer can be added, the addition of defoamer is the 0.01-0.1% of total amount, described defoamer is waterborne organic silicon type defoamer, or other can realize same goal of the invention defoamer, in addition, also can add some pigment, mask agent, other functional additives targetedly, all can not have substantial effect to character such as the stability of gained coal water slurry of the present invention and combustionproperties.
Embodiment three
The water-based metal working fluid process for treating waste liquor of the present embodiment, is characterized in that: this technique comprises the following steps:
A. 0.8 part of ethylene glycol monobutyl ether, 1 part of suspension agent are dissolved in 14 parts of water-based metal working fluid waste liquids, under normal temperature, stir 28min with the rotating speed of 4500rpm ~ 5500rpm, form mixed solution;
B: the coal dust and the 34.2 parts of water that add 50 parts in mixed solution, continues to stir 28min and forms not stratified coal water slurry product.
In the present embodiment, described suspension agent is tween, in the present embodiment, tween is replaced with the one in aliphatic alcohol polyether, sapn according to equivalent weight part, or replaces with the mixture of tween and sapn, aliphatic alcohol polyether according to equivalent weight part; Products obtained therefrom character there is no significant difference.
In the present embodiment, described water-based metal working fluid waste liquid is wire drawing liquid waste liquid, also can by the wire drawing liquid waste liquid in the present embodiment according to equivalent weight part replace with in waterborne cleaning agent waste liquid, water-based rolling mill compound waste liquid, water-based electrocoating paint waste liquid, aqueous cutting fluid waste liquid, lapping liquid waste liquid, polishing fluid waste liquid, electroplate liquid waste liquid, aqueous paint waste liquid one or more.
Embodiment four
By 0.1 part of ethylene glycol monobutyl ether, 0.1 part of suspension agent, the coal dust of 40 parts and 30 parts water-soluble in 5 parts of water-based metal working fluid waste liquids, stirs 20min with the rotating speed of 4500rpm under normal temperature, form not stratified coal water slurry product.
In the present embodiment, described suspension agent is aliphatic alcohol polyether, in the present embodiment, aliphatic alcohol polyether is replaced with the one in tween, sapn according to equivalent weight part, or replaces with the mixture of aliphatic alcohol polyether and sapn, tween according to equivalent weight part; Products obtained therefrom character there is no significant difference.
In the present embodiment, described water-based metal working fluid waste liquid is lapping liquid waste liquid, also can by the lapping liquid waste liquid in the present embodiment according to equivalent weight part replace with in waterborne cleaning agent waste liquid, water-based rolling mill compound waste liquid, water-based electrocoating paint waste liquid, wire drawing liquid waste liquid, aqueous cutting fluid waste liquid, polishing fluid waste liquid, electroplate liquid waste liquid, aqueous paint waste liquid one or more.
In the present embodiment, also a certain amount of defoamer can be added, the addition of defoamer is the 0.01-0.1% of total amount, described defoamer is one or more in waterborne organic silicon type defoamer, in addition, also can add some pigment, mask agent, other functional additives targetedly, all can not have substantial effect to character such as the stability of gained coal water slurry of the present invention and combustionproperties.
Embodiment five
By 1.5 parts of ethylene glycol monobutyl ethers, 1.5 parts of suspension agents, the coal dust of 60 parts and 40 parts water-soluble in 20 parts of water-based metal working fluid waste liquids, stir 30min with the rotating speed of 5500rpm under normal temperature, form not stratified coal water slurry product.
In the present embodiment, described suspension agent is aliphatic alcohol polyether, in the present embodiment, aliphatic alcohol polyether is replaced with the one in tween, sapn according to equivalent weight part, or replaces with the mixture of aliphatic alcohol polyether and sapn, tween according to equivalent weight part; Products obtained therefrom character there is no significant difference.
In the present embodiment, described water-based metal working fluid waste liquid is electroplate liquid waste liquid, also can by the electroplate liquid waste liquid in the present embodiment according to equivalent weight part replace with in waterborne cleaning agent waste liquid, water-based rolling mill compound waste liquid, water-based electrocoating paint waste liquid, wire drawing liquid waste liquid, aqueous cutting fluid waste liquid, polishing fluid waste liquid, lapping liquid waste liquid, aqueous paint waste liquid one or more.
In the present embodiment, also a certain amount of defoamer can be added, the addition of defoamer is the 0.01-0.1% of total addition level, described defoamer is one or more in waterborne organic silicon type defoamer, in addition, also can add some pigment, mask agent, other functional additives targetedly, all can not have substantial effect to character such as the stability of gained coal water slurry of the present invention and combustionproperties.
Embodiment six
Experimental example 1
One, the waste liquor coal liquid obtained by the process of water-based metal working fluid process for treating waste liquor in above-described embodiment is tested respectively as follows:
Measure the concentration of waste liquor coal liquid in advance, then get six bottles, (quantitatively filling 200ml in every bottle, sealing) leaves standstill, and within every 15 days, gets one bottle and measures change in concentration.Measuring method is: the slurry concentration measuring upper strata 50ml and orlop 50ml.
Two, experimental result
1, the change of upper strata 50ml: the time is longer, the concentration of slurry is more and more lower, and the fastest change in first 10 days, change is little afterwards.
2, the change of lower floor 50ml: the fastest change in first 10 days, changes more and more less afterwards and tends to be steady.
3, there is not hard-caked sediment in 3 months, stability very good is described.
Experimental example 2
Detect its rheological characteristics by existing experiment, its rheological characteristics is: pseudoplastic fluid
Thermal analyses aspect: its activation energy can reach more than E=16.826KJ/mol.
What finally illustrate is, above embodiment is only in order to illustrate the technical scheme of this patent and unrestricted, although be described in detail this patent with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical scheme of this patent or equivalent replace (such as adding proportion have that adjust, water-based metal working fluid waste liquid product source may be other mechanical means sources a little etc. as civilian machinery), and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (3)
1. a water-based metal working fluid process for treating waste liquor, is characterized in that: comprise the following steps:
A. 0.1-1.5 part ethylene glycol monobutyl ether, 0.1-1.5 part suspension agent are dissolved in 5-20 part water-based metal working fluid waste liquid, under normal temperature, stir 20-30min with the rotating speed of 4500rpm ~ 5500rpm, form mixed solution;
B: the coal dust and the 30-40 part water that add 40-60 part in mixed solution, continues to stir 20-30min and forms not stratified coal water slurry product;
Described waste liquid is the water-based metal working fluid waste liquid containing mineral oil and organic additive;
Described suspension agent is one or more mixtures in aliphatic alcohol polyether, sapn, tween.
2. a water-based metal working fluid process for treating waste liquor, is characterized in that: comprise the following steps:
By 0.1-1.5 part ethylene glycol monobutyl ether, 0.1-1.5 part suspension agent, the coal dust of 40-60 part and the water-soluble of 30-40 part in 5-20 part water-based metal working fluid waste liquid, stir 20-30min with the rotating speed of 4500rpm ~ 5500rpm under normal temperature, form not stratified coal water slurry product;
Described suspension agent is one or more mixtures in aliphatic alcohol polyether, sapn, tween;
Described waste liquid is the water-based metal working fluid waste liquid containing mineral oil and organic additive.
3. water-based metal working fluid process for treating waste liquor according to claim 1 and 2, is characterized in that: described water-based metal working fluid waste liquid is one or more in aqueous cutting fluid waste liquid, waterborne cleaning agent waste liquid, water-based rolling mill compound waste liquid, water-based electrocoating paint waste liquid, wire drawing liquid waste liquid, lapping liquid waste liquid, polishing fluid waste liquid, electroplate liquid waste liquid, aqueous paint waste liquid.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4302212A (en) * | 1979-07-26 | 1981-11-24 | Kao Soap Company, Limited | Dispersing agents for an aqueous slurry of coal powder |
| CN1482218A (en) * | 2003-04-18 | 2004-03-17 | 朱复东 | Solid coal water mixture |
| CN1594514A (en) * | 2004-07-08 | 2005-03-16 | 姜贵利 | Sludge coal water slurry and process for making same |
| CN101451082A (en) * | 2008-12-30 | 2009-06-10 | 中国科学院工程热物理研究所 | Method for preparing bituminous coal slurry |
-
2014
- 2014-02-27 CN CN201410070198.0A patent/CN103848461B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4302212A (en) * | 1979-07-26 | 1981-11-24 | Kao Soap Company, Limited | Dispersing agents for an aqueous slurry of coal powder |
| CN1482218A (en) * | 2003-04-18 | 2004-03-17 | 朱复东 | Solid coal water mixture |
| CN1594514A (en) * | 2004-07-08 | 2005-03-16 | 姜贵利 | Sludge coal water slurry and process for making same |
| CN101451082A (en) * | 2008-12-30 | 2009-06-10 | 中国科学院工程热物理研究所 | Method for preparing bituminous coal slurry |
Non-Patent Citations (2)
| Title |
|---|
| 生物质水煤浆及其相关技术（上）;刘世义;《节能与环保》;20060131(第1期);第12-14页 * |
| 纤维素燃料乙醇废液与煤的成浆性能研究;王玉枝等;《燃料化学学报》;20100630;第38卷(第3期);摘要，第265页第1栏第1段、第265-269页第1-3节 * |
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Address after: Guangdong Province, Dongguan City Industrial Road 523808 Songshan Lake Science and Technology Industrial Park No. 6 Patentee after: AMER TECHNOLOGY CO.,LTD. Address before: 523808 Guangdong province Dongguan City Songshan Lake Science and Technology Industrial Park Road No. 6 Patentee before: DONGGUAN AMER LUBRICANT TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20160302 |