CN1351965A - High purity water antifoulant and its special container - Google Patents
High purity water antifoulant and its special container Download PDFInfo
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- CN1351965A CN1351965A CN 01138303 CN01138303A CN1351965A CN 1351965 A CN1351965 A CN 1351965A CN 01138303 CN01138303 CN 01138303 CN 01138303 A CN01138303 A CN 01138303A CN 1351965 A CN1351965 A CN 1351965A
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- high purity
- purity water
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Abstract
The present invention is a high-purity water antifoulant and its special-purpose container. The antifoulant consists of deoxidant less than 80 wt%, CO2 absorbent less than 60 wt%, biocide less than 40 wt% and malfunction indicator less than 1 wt%. The micro porous filter-purpose membrane has pore diameter smaller than 0.25 mm. The side special-purpose container is one with two one-way valve structures capable of being opened and closed automatically. When the antifoulant container is used, it is connected to the air breathing port of high-purity water container so as to eliminate O2, CO2, microbes and other particles. The present invention may be used widely in various industry and scientific research to prevent water quality from degradation.
Description
Technical field
The present invention relates to a kind of high purity water antifoulant and special container thereof, belong to water-treatment technology field.
Background technology
At industry and chemical laboratories such as electric power, electronics, chemical industry, medicine, high purity water prevents that the air-polluting method from generally being to adopt the method for sealing.High purity water in the autonomous container, air can enter by nature when taking; High purity water storage vessel in the industrial production flow process all has a pneumostome that communicates with atmosphere usually, and air can free in and out.Dissolved oxygen increase, pH reduction, specific conductivity rising, particle contamination and microbial contamination, water quality deterioration take place owing to it contacts with air in high purity water.High dissolved oxygen and low pH value are the major causes of water metal vessel, tube wall and material corrosion in the water; Specific conductivity rises, and safe operation is very deleterious for water-cooled generator; Particle contamination and microbial contamination seriously influence for the quality of electronics, pharmaceutical prod.The method that the high-purity waters of power station case adopts the vinyon ball float to cover can not obtain and prevent the air-polluting effect.The method of the high-purity nitrogen sealing of electric generator inner cooling water tank also is difficult for being accepted and adopting.Chemical laboratory and Biochemical Lab's vinyon barreled high purity water are subjected to the pollution of air especially easily.
Summary of the invention
The objective of the invention is to overcome the prior art shortcoming provides a kind of high purity water that prevents to be subjected to airborne oxygen, carbon dioxide and stain control agent organic and inorganic or the microorganism particle contamination.
Another purpose of the present invention provides the special container that this stain control agent uses.
The high purity water antifoulant of indication of the present invention, it is by oxygen scavenger, CO
2Absorption agent, biocide, inefficacy indicator are formed, wherein: oxygen scavenger, CO
2Absorption agent and biocide can arbitrary proportion combination, be principal mode to adapt to deoxygenation, remove CO
2Be principal mode and the application of killing livestock to different anti-soil clean purposes such as principal modes, its each component mass percent is: oxygen scavenger is less than 80%, CO
2Absorption agent is less than 60%, and biocide is less than 40%; Oxygen scavenger and CO
2Can be after absorption agent lost efficacy by the indication of inefficacy indicator, the inefficacy indicator is less than 1%.
A kind of special container that high purity water antifoulant uses that is suitable for of the present invention, it comprises: 1), in the antifouling device of high purity water inside outlet valve 3 and the air suction valve 2 that two single-passes open and close automatically is set, outlet valve 3 is used for the high purity water container air of directly breathing out, and air suction valve 2 is used for the high purity water container and sucks air; 2) O that can make in the inhaled air is set
2, CO
2The stain control agent medicament layer 7 that is removed with the particulate of organic and inorganic or microbiology class; 3) the air ports place of described medicament layer is provided with millipore filtration 6, and the aperture of filter membrane is less than 0.25mm.
Advantage of the present invention is: be widely used in the very high electric power of high purity water specification of quality, electronics, chemical industry, pharmaceutical industries and scientific experiment chamber, prevent to prevent water quality deterioration because of specific conductivity rises and particle contamination causes because of the high purity water dissolved oxygen content raises and the reduction of pH value causes workpiece material or equipment corrosion.Technique effect is: air contacts with stain control agent by behind the filtering with microporous membrane, by filtering with microporous membrane, passes through the stain control agent medicament layer again, airborne O
2, CO
2Promptly be removed with particulate organic, inorganic or microbiology class.
Description of drawings
Fig. 1 is a high purity water antifoulant special container structural representation.
Embodiment
Among the figure, 1, breathe interface, 2, air suction valve, 3, outlet valve, 4, the air outlet, 5, the Purge gas surge chamber, 6, millipore filtration, 7, the stain control agent medicament layer, 8, vision slit, 9, gas inlet, 10, air filter screen, 11, wind box.When the antifouling device of high purity water is applied to industrial large-scale high purity water container with upflow tube---during sweet-water tank, need to be transformed, the straight tube of upflow tube water outlet is adapted as the water seal of S type the upflow tube structure; Small-sized emptying pipe, upper end water outlet level that S type water seal lower end lowest part is provided with a band valve are down, and be or vertical or be inclined upwardly and have self-closing valve, is connected with the upflow tube straight tube by flange or weldering knot mode.Under other situations, the stain control agent special container is connected with the high purity water container by pneumostome.
High purity water antifoulant embodiment of the present invention has:
1, its component mass percent is: oxygen scavenger 80%, CO
2Absorption agent 15%, biocide 4%, inefficacy indicator 1%.
2, its component mass percent is: oxygen scavenger 37%, CO
2Absorption agent 60%, biocide 2.8%, inefficacy indicator 0.2%.
3, its component mass percent is: oxygen scavenger 40%, CO
2Absorption agent 19.5%, biocide 40%, inefficacy indicator 0.5%.
Oxygen scavenger in the embodiment of the invention is: V-Brite B, or alkaline burnt bud phenol.CO
2Absorption agent is: sodica calx, or alkali asbestos.Biocide is: Surchlor GR 60, or isothiazolinone derivatives.The inefficacy indicator is: oxidation-reduction indicator or acid base indicator.Millipore filtration is: the alkali proof fiber film.
In the embodiment of the invention several chemical agent combination commonly used are become high purity water antifoulant, wherein, oxygen scavenger is used to absorb airborne oxygen, CO
2Absorption agent is used to absorb carbon dioxide in air gas, millipore filtration is used for the filtering airborne particulates, comprise organic, inorganic and particulate microorganism property, biocide then is to be used to kill airborne microorganism breed on filter membrane with the inhibition microorganism, and the inefficacy indicator is used to indicate oxygen scavenger and CO
2The inefficacy of absorption agent.High purity water antifoulant can be widely used in reaching scientific experiment chamber high purity water container on the high purity water equipment in the Production Flow Chart of the very high electric power of pure water specification of quality, electronics, chemical industry, pharmaceutical industries, as fuel-burning power plant sweet-water tank and electric generator inner cooling water tank, prevent to prevent water quality deterioration because of specific conductivity rises and particle contamination causes because of the high purity water dissolved oxygen content raises and the reduction of pH value causes workpiece material or equipment corrosion.Have significant use technology effect and economic benefit.
Experiment embodiment 1 of the present invention---the antifouling simultaneous test of high purity water: with oxygen scavenger V-Brite B 100g, CO
2Absorption agent sodica calx 100g, biocide isothiazolinone derivatives 5g, inefficacy indicator 1g, the aperture is that the filter screen of 0.2mm, the filter membrane that the aperture is 50 μ m are filled in the synthetic glass post, constitutes the antifouling device of high purity water.The tubualted bottle that to get two capacity be 10L, the aperture at the grinding port plug place of a bottle communicates with atmosphere, and the grinding port plug of another bottle is changed to white soft rubber ball, and consent is connected with the synthetic glass post that stain control agent is housed.Two tubualted bottles are packed freshly prepd high purity water into to 9L, build bottle stopper.Measure pH value and specific conductivity immediately, bleed off pH value and the specific conductivity of measuring high purity water in the bottle behind the 2L later on every three days.Test-results is as follows:
| Index | Condition | 9L | 7L | 5L | 3L | 1L | Variable quantity |
| The pH value | Logical atmosphere | 6.6 | 6.3 | 6.0 | 5.8 | 5.7 | -0.9 |
| Stain control agent | 6.6 | 6.5 | 6.4 | 6.3 | 6.3 | -0.3 | |
| Specific conductivity μ S/cm | Logical atmosphere | 0.22 | 0.41 | 0.58 | 0.85 | 1.13 | 0.91 |
| Stain control agent | 0.23 | 0.29 | 0.37 | 0.32 | 0.35 | 0.22 |
Example 2---fine copper test piece dynamic corrosion test: the burnt bud phenol 60g of oxygen scavenger alkalescence, CO
2Absorption agent alkali asbestos 40g, biocide Surchlor GR 60 2g, inefficacy indicator 0.2g is filled in the glass ion exchange test post that has quartz sand thickness, constitutes the antifouling device of high purity water.With three mouthfuls of Erlenmeyer flasks of two 3000mL as the dynamic corrosion test of fine copper in high purity water.The logical atmosphere of bottle pneumostome, another bottle pneumostome connects stain control agent.Analyze from the circulating-pump outlet water sampling, test-results is as follows:
| Condition | Time | The pH value | Specific conductivity (μ S/cm) | Dissolved oxygen (ppm) | Cu ion (ppb) |
| Pneumostome leads to atmosphere | Beginning | 6.7 | 0.45 | 0.05 | 0 |
| 3 days | 5.7 | 2.39 | 5.67 | 385 | |
| 5 days | 5.8 | 3.65 | 7.82 | 523 | |
| 7 days | 5.7 | 4.06 | 7.94 | 638 | |
| Pneumostome connects antifouling device | Beginning | 6.7 | 0.44 | 0.05 | 0 |
| 3 days | 6.3 | 0.89 | 0.29 | 83 | |
| 5 days | 6.2 | 1.04 | 0.32 | 102 | |
| 7 days | 6.1 | 1.29 | 0.56 | 136 |
Claims (6)
1, a kind of high purity water antifoulant is characterized in that, it is by oxygen scavenger, CO
2Absorption agent, biocide, inefficacy indicator are formed, and each component and mass percent are: oxygen scavenger is less than 80%, CO
2Absorption agent is less than 60%, and biocide is less than 40%, and the inefficacy indicator is less than 1%.
2, by the described stain control agent of claim 1, it is characterized in that the each component mass percent is: oxygen scavenger 80%, CO
2Absorption agent 15%, biocide 4%, inefficacy agent 1%.
3, by the described stain control agent of claim 1, it is characterized in that the each component mass percent is: oxygen scavenger 37%, CO
2Absorption agent 60%, biocide 2.8%, inefficacy agent 0.2%.
4, by the described stain control agent of claim 1, it is characterized in that the each component mass percent is: oxygen scavenger 40%, CO
2Absorption agent 19.5%, biocide 40%, inefficacy agent 0.5%.
5, by the described stain control agent of above-mentioned any one claim, it is characterized in that described oxygen scavenger is V-Brite B or alkaline burnt bud phenol, CO
2Absorption agent is sodica calx or alkali asbestos, and biocide is Surchlor GR 60 or isothiazolinone derivatives, and the inefficacy agent is oxidation-reduction indicator or acid base indicator.
6, a kind of special container that is suitable for the described high purity water antifoulant use of claim 1, it is characterized in that, 1), outlet valve (3) and the air suction valve (2) that two single-passes open and close automatically be set in the antifouling device of high purity water inside it comprises:, outlet valve (3) is used for the high purity water container air of directly breathing out, and air suction valve (2) is used for the high purity water container and sucks air; 2) O that can make in the inhaled air is set
2, CO
2The stain control agent medicament layer (7) that is removed with the particulate of organic and inorganic or microbiology class; 3) the air ports place of described medicament layer is provided with millipore filtration (6), and the filter membrane aperture is less than 0.25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011383038A CN1142105C (en) | 2001-12-17 | 2001-12-17 | High purity water antifoulant and its special container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011383038A CN1142105C (en) | 2001-12-17 | 2001-12-17 | High purity water antifoulant and its special container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1351965A true CN1351965A (en) | 2002-06-05 |
| CN1142105C CN1142105C (en) | 2004-03-17 |
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ID=4674509
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011383038A Expired - Fee Related CN1142105C (en) | 2001-12-17 | 2001-12-17 | High purity water antifoulant and its special container |
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| Country | Link |
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| CN (1) | CN1142105C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100475520C (en) * | 2002-12-06 | 2009-04-08 | 克里奥瓦克公司 | Oxygen detection system of hard container |
| CN102919235A (en) * | 2012-11-14 | 2013-02-13 | 安徽大地熊新材料股份有限公司 | Composite disinfecting algaecide for circulating water |
| CN103816808A (en) * | 2010-06-07 | 2014-05-28 | 3M创新有限公司 | Filtration methods and devices |
| CN106680133A (en) * | 2017-01-16 | 2017-05-17 | 中国建材检验认证集团股份有限公司 | Carbon dioxide absorbent and determination method of carbon dioxide content |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101748770B (en) * | 2009-12-18 | 2012-09-05 | 深圳市超纯环保股份有限公司 | Liquid level detection type nitrogen-sealed water tank |
-
2001
- 2001-12-17 CN CNB011383038A patent/CN1142105C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100475520C (en) * | 2002-12-06 | 2009-04-08 | 克里奥瓦克公司 | Oxygen detection system of hard container |
| CN103816808A (en) * | 2010-06-07 | 2014-05-28 | 3M创新有限公司 | Filtration methods and devices |
| CN103816808B (en) * | 2010-06-07 | 2017-01-11 | 3M创新有限公司 | Filtration methods and devices |
| CN102919235A (en) * | 2012-11-14 | 2013-02-13 | 安徽大地熊新材料股份有限公司 | Composite disinfecting algaecide for circulating water |
| CN106680133A (en) * | 2017-01-16 | 2017-05-17 | 中国建材检验认证集团股份有限公司 | Carbon dioxide absorbent and determination method of carbon dioxide content |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1142105C (en) | 2004-03-17 |
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