CN103754975B - Water purifying agent and preparation method thereof - Google Patents

Water purifying agent and preparation method thereof Download PDF

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Publication number
CN103754975B
CN103754975B CN201410012925.8A CN201410012925A CN103754975B CN 103754975 B CN103754975 B CN 103754975B CN 201410012925 A CN201410012925 A CN 201410012925A CN 103754975 B CN103754975 B CN 103754975B
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powder
agent
order
water
diatomite
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CN201410012925.8A
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CN103754975A (en
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李存昌
陶普华
李凯文
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青岛川山国际投资开发有限公司
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Abstract

The invention relates to a water purifying agent and a preparation method thereof. The water purifying agent comprises the following components in percent by mass of diatomite powder, zeolite powder, medical stone powder, tourmaline powder, sepiolite powder, an inorganic flocculant with an average particle size of 80-160 mu m, and a cationic surface active agent with a weight-average molecular weight of 400,000-800,000. The water purifying agent can obtain a better treatment effect under shorter time and less consumption, and is an ideal selection material of machinery for treating domestic drinking water and industrial water in families and organization units.

Description

A kind of water scavengine agent and preparation method thereof

Technical field

The present invention relates to scavenging agent and preparation method thereof, particularly relate to a kind of scavenging agent for water treatment and preparation method thereof.

Background technology

Along with the quickening of modern urbanization and process of industrialization, the pollution at the river that the mankind depend on for existence and water source is more and more serious, and water body occurs seasonal or turns black smelly all the year round.It is reported, the section of China through flowing city is generally subject to pollution in various degree, as the outer fosse in the Suzhou River in Shanghai, Suzhou, the Qinhuaihe River in Nanjing, the Zhujiang River, the Yongdinghe River, Pekinese etc. in Guangdong and countless waterwayss, pond, beach or riparian wetlands, park wetland etc. are all subject to serious pollution, some places even threaten mankind drinking water source, reservoir etc.Seriously polluted quality of life and the health threatening resident of water quality, limits the development in city self, destroys the fine image in city.Therefore, to the improvement of sewage for raising people quality of life, ensure healthyly to play vital effect.

At present, physical treatment process, method of chemical treatment, physico-chemical processes and biological treatment is had to dirty water purification.Physical treatment process is by physical action, and undissolved in suspended state pollution substance (comprising oil film and oil droplet) to be separated, to reclaim in waste water, conventional has gravitational separation process, centrifugal separation, filtration method etc.Method of chemical treatment is in sewage, add certain chemical substance, utilizes chemical reaction to be separated, the pollution substance reclaimed in sewage, and conventional has chemical precipitation method, coacervation method, neutralisation, redox (comprising electrolysis) method etc.Physico-chemical processes utilizes the pollution substance in physics chemical action removal waste water, mainly contains absorption method, ion exchange method, membrane separation process, extraction process etc.Biological treatment is the metabolism by microorganism, makes the Organic pollution substance in solution, colloid and fine suspended state in waste water be converted into stable, harmless material, can be divided into Aerobic biological process method and Anaerobic biotreatment method.

Physical in sewage disposal is easy to operate, but treatment effect is general, the degree of depth can not remove hazardous and noxious substances in sewage; The treatment cycle of biological treatment is very long, and some methods even can exist ecological risk or cause secondary pollution to environment; Chemical treatment rule both the degree of depth can remove hazardous and noxious substances in sewage, and treatment cycle is much short relative to biological treatment, is therefore to use a kind of sewage water treatment method comparatively widely at present.But the treatment agent in chemical treatment method plays an important role for the treatment effect of sewage.

As CN101607750A discloses a kind of purifying agent for polluted water, in described purifying agent for polluted water, the weight proportion of each component is: aluminium oxide powder 10% ~ 20%, high content silicon stone flour 10% ~ 15%, diatomite 15% ~ 25%, diatomite cultivate base 30% ~ 40%, calcined gypsum powder for medicine 5% ~ 15%, quartz powder 5% ~ 15%.In described purifying agent for polluted water, the weight proportion of each component is: aluminium oxide powder 10% ~ 20%, high content silicon stone flour 10% ~ 15%, diatomite 15% ~ 25%, diatomite cultivate base 30% ~ 40%, calcined gypsum powder for medicine 5% ~ 15%, quartz powder 5% ~ 15%.CN103269983A discloses a kind of rinsing clothes water purification agent composition, and described composition comprises: the a.30-70 ionogen flocculation agent being selected from aluminium salt and molysite of % by weight; B.0.5-5 % by weight neutrality and/or anion-modified polymer agglomerates agent (MW>100kD); C.15-35 the mineral filler of % by weight, its density is at least 1.5kg/dm 3; D.20-40 the solution of the quaternary ammonium cation tensio-active agent of % by weight and/or the polymkeric substance of quaternary ammonium compound.

Scavenging agent can shorten the treatment time in water treatment, improves the quality of process.

Summary of the invention

The object of the present invention is to provide a kind of, water scavengine agent that consumption less obtain better treatment effect shorter when in the treatment time.

The water scavengine agent specific surface of the present invention's preparation is large and even, effective to the adsorption-decomposition function of objectionable impurities in water.It is pollution-free that institute's material all adopts natural materials to make, and material is easy to get, cheap, and cost performance is high.Can second stage employ after the pyroprocessing of 200-300 DEG C by the waste material reclaimed, be also the ideal chose material of the oxygenation humextant that waits plant husbandry and the taste removal of domestic pets Flutter circle of growing flower simultaneously, avoid causing secondary pollution.

For reaching this object, the present invention by the following technical solutions:

A kind of water scavengine agent, contain by massfraction: 320-360 order diatomite in powder 25-55%, be such as 26%, 28%, 33%, 36%, 42%, 50%, 54% etc., 360-400 order zeolite powder 8-24%, be such as 10%, 14%, 17%, 21%, 23% etc., 360-400 order medical stone powder 18-34%, be such as 19%, 21%, 23%, 26%, 32% etc., the above tourmaline powder 2-4% of 1000 order, be such as 2.2%, 2.8%, 3.5%, 3.8% etc., 360-400 order sepiolite powder 6-10%, be such as 7%, 8.5%, 9%, 9.6% etc., median size is at the inorganic flocculating agent 3-7% of 80-160 μm, be such as 3.5%, 4%, 5.2%, 6%, 6.6% etc., the cats product 4-8% of weight-average molecular weight 400,000-80 ten thousand, be such as 4.5%, 5%, 6%, 7% etc., above-mentioned each component concentration sum is 100%.

As optimal technical scheme, water scavengine agent of the present invention, contain by massfraction: 320-360 order diatomite in powder 30-45%, 360-400 order zeolite powder 10-20%, 360-400 order medical stone powder 20-30%, the above tourmaline powder 2-4% of 1000 order, 360-400 order sepiolite powder 6-10%, median size is at the inorganic flocculating agent 4-7% of 80-160 μm, and the cats product 5-8% of weight-average molecular weight 400,000-80 ten thousand, above-mentioned each component concentration sum is 100%.

Diatomite

Diatom is a kind of unicellular algae, and body is very little, only has several microns to tens microns.Diatom can carry out photosynthesis, not only can regard hydrobiological food, also can provide oxygen for aerobic animal.The remains of diatom deposit to the bottom, and the Cumulate Sum geology transition through 1 years become diatomite, are allayed one's hunger, so be referred to as " white clay " by common people again during in those early years calamity nonpoisonous and tasteless because of diatomite by can be used to of eating of common people.

Diatomite main component is amorphousness SiO 2, have good chemical stability and thermostability, except hydrofluoric acid, diatom shell is insoluble to other strong acid such as sulfuric acid, is a kind of inertia nonmetallic mineral, is also the nanometer level microporous material of a kind of natural environment-protection functional.Because its porosity is high, specific surface area is large, the multifrequency natures such as adsorptivity is strong, light weight, firm, sound insulation, heat insulation, wear-resisting, acidproof and heat conductivity are low, can be used as the materials such as environmental improvement, fire-resistant, adiabatic, filling, polishing, flocculating aids, soil improvement agent, harmless insecticide.Application Areas widely, comprises foodstuffs industry, building materials, traffic, brewage, food, water treatment, chemical industry, rubber, medicine, metallurgy, the industry such as agricultural.

Zeolite powder

Zeolite is the aluminium silicate mineral of a kind of rack-like structure that slag is formed.It contain aquatic animal to grow grow needed for whole major element and major part trace element.These elements all with ionic condition exist, can utilize by aquatic animal.In addition zeolite also has unique adsorptivity, catalytic, ion exchangeable, the selectivity of ion, acid resistance, thermostability, many compositions and very high biological activity and toxin immunity etc.Positively charged ion in zeolite hole and passage also has stronger selective ion exchange performance.Can remove to the heavy metal ion of animal pest and prussiate, useful metal ion is released.

Zeolite is the emerging raw mineral materials that the world today is widely gazed at, and by both at home and abroad, particularly advanced developed country of the world is widely used in industrial or agricultural every field, is described as " industrial monosodium glutamate ".To be that natural Zeolite Rock is levigate form zeolite powder, and color is white.Ammonia nitrogen 95% in water can be removed, purify water, alleviate and turn water phenomenon.Zeolite powder is widely used in chemical industry, light industry, building materials, agriculture and animal husbandry fishing, medicine, environmental protection and national defense industry etc.Select quality zeolite is mainly used in high-tech stratosphere.

Sepiolite powder

Sepiolite has large specific surface area, larger ion-exchange capacity, and the application thus in the process etc. of chemical catalysis field, waste water, waste gas is increasingly extensive.In the sepiolite that threadiness exists, there is great potential specific surface area, there is very large adsorptive power.

Sepiolite has the zeolite water passage and hole and large surface-area that comprise and run through total, has tubulose duct and part mesopore and a small amount of macroporous structure that a large amount of aperture is 0.36nm-1.06nm in theory.Sepiolite has up to 900m 2the theoretical surface of/g is amassed, and can adsorb a large amount of water or polar material in passage and hole, comprises low polar material.Therefore, sepiolite has very strong adsorptive power.

Sepiolite powder has been widely used in work, agriculture production, as the good raw material of preparation mud in geothermal drilling and deep-sea oil drilling well; Grease sorbent material, discoloring agent and scavenging agent is used as in oil and oil prodution industry; In medicine industry, be used as ion-exchanger, scavenging agent and send out the starter of shell agent and glucose industry, as finings in wine industry; The raw material of glass enamel and the tackiness agent of ceramic mud etc. is can be used as in ceramic industry.

Tourmaline powder

The tourmalinite of high-quality is a kind of Gem Grade mineral, is commonly called as tourmaline.On international jewel market, same aquamarine, sapphire, garnet etc. improve grade in belonging to together jewel, and the personal value is only second to emerald.Tourmalinite is also a kind of industrial mineral, is a kind of multifunctional material such as health care, environment, acoustic-electric, electromagnetism seldom.Tourmalinite complex chemical composition take boracic as the ring texture silicate minerals of the aluminium of feature, sodium, iron, magnesium, lithium.Tourmalinite has piezoelectricity, pyroelectricity, volume photosensitiveness, polychromatism and higher hardness.Main menu is present: the natural electrode that 1. forever there is similar magnet poles; 2. emitting far-infrared; 3. negative aeroion is produced in atmosphere; 4. negative oxygen ion is produced with water interaction energy; 5. the trace element containing multiple beneficial health.

Based on the above-mentioned performance of tourmalinite, be acknowledged as a kind of functional environment-friendly material.

Tourmalinite can be used for makeup, textile field, emitting far-infraredly improves blood circulation of human body.Also have and promote development of plants growth.Produce negative ion with water interaction energy, the activity of tap water can be strengthened, reduce the degree of association of water molecules, for water purification process, improve the dissolving power of water, environmental improvement aspect, to the absorption of air-borne dust and the absorption degradation of obnoxious flavour, negative aeroion can be produced in atmosphere.Tourmaline powder has eliminates room air pollution and useful HUMAN HEALTH function, and tourmalinite also can be used for residence interior trims material and indoor article, due to the continuous anion releasing of tourmalinite, can play the effect improving IAQ (indoor air quality).For electromagnetism spoke body source, electromagnetic radiation etc. can be reduced.In a word, tourmalinite is the novel environmental protecting materials be found, and is with a wide range of applications.

Medical stone powder

Medical stone is a kind of to biological nontoxic, harmless and have certain bioactive composite minerals or medicinal rock.Medical stone has mineralising and purifies water, and increases the biological activity of water, improves the characteristics such as the acid base equilibrium of body physiological function and two-ways regulation water.

Medical stone discharges the trace element of the multiple needed by human body contained in medical stone lentamente in water when soaking, and can adsorb certain objectionable impurities.

The water that long-term drinking is soaked by medical stone, can promote circulation, to promote longevity, strong bone, promotes to grow, hemostasia and detumescence.

Medical stone is widely used for civilian, Treatment of Industrial Water, health care, health care of food, wine brewing, reodorant, the industry such as farm crop and flower culture, poultry farming and aquaculture.

Preferably, described diatomite in powder, zeolite powder, medical stone powder, tourmaline powder, sepiolite powder are one-level.

The present invention uses the material combination of cheapness, wide material sources to achieve water treatment efficiency beyond expectation as sewage-treating agent.Be under the consumption of 1-5g/L at consumption, after 3h, the decreasing ratio of common heavy metal can reach more than 90%, and the decreasing ratio of trichloromethane, tetrachloromethane, fluorochemical reaches more than 90%.Visible water scavengine agent of the present invention is with low cost and efficient.

As optimal technical scheme, water scavengine agent of the present invention, described inorganic flocculating agent is bodied ferric sulfate and/or Tai-Ace S 150, and preferably bodied ferric sulfate and Tai-Ace S 150 are with 1:0.5-3, such as, be the ratio mixing of 1:0.8,1:1.1,1:1.5,1:2.1,1:2.5,1:2.8 etc.

As optimal technical scheme, water scavengine agent of the present invention, described cats product is the mixture of polyacrylamide and cetyl pyridinium bromide, optimization polypropylene acid amides and cetyl pyridinium bromide with mass ratio 1:0.5-3, such as, are the ratio mixing of 1:0.8,1:1.1,1:1.5,1:2.1,1:2.5,1:2.8 etc.

An object of the present invention is also the preparation method providing described scavenging agent, comprises the steps:

1) by diatomite in powder, zeolite powder, medical stone powder, sepiolite powder, inorganic flocculating agent, cats product mixes, and fully stirs, obtains mixed powder;

2) by step 1) gained mixed powder add 15-30% clear water stir after use granulating disc granulation;

3) baking step 2) gained mixture after granulation;

4) step 3 is fired) namely gained mixture obtain described scavenging agent.

As optimal technical scheme, preparation method of the present invention, step 2) described in the diameter of granulation be the circular granular of 1.2-1.6mm.

As optimal technical scheme, preparation method of the present invention, step 3) in the temperature of drying be lower than 100 DEG C, be such as 45 DEG C, 50 DEG C, 60 DEG C, 70 DEG C, 85 DEG C, 90 DEG C etc., the time of drying is more than 30min, such as, be 40min, 60min, 80min, 100min etc.

Preferably, step 3) in the temperature of drying be 80-95 DEG C, the time of oven dry is 1-2h.

As optimal technical scheme, preparation method of the present invention, step 3) in the temperature fired for higher than 500 DEG C, be such as 550 DEG C, 600 DEG C, 650 DEG C, 710 DEG C, 780 DEG C, 900 DEG C etc., the time of firing is more than 1h, such as, be 1.5,2.1,2.6,3,6 etc.

Preferably, step 3) in the temperature fired be 500-700 DEG C, the time of firing is 1-2h.

The water scavengine agent component provided of the present invention is simple, with low cost, has been issued to the good removal effect to inorganic heavy metal ion and organic pollutant in less consumption, shorter time.

The present invention is described in more detail below.But following example is only simple and easy example of the present invention, and do not represent or limit the scope of the present invention, protection scope of the present invention is as the criterion with claims.

Embodiment

Technical scheme of the present invention is further illustrated below by embodiment.

For better the present invention being described, be convenient to understand technical scheme of the present invention, typical but non-limiting embodiment of the present invention is as follows:

Embodiment 1

A kind of water scavengine agent, contain by massfraction: 320-360 order one-level diatomite in powder 54%, 360-400 order one-level zeolite powder 8%, 360-400 order one-level medical stone powder 18%, 1000 orders are with upper level tourmaline powder 4%, 360-400 order one-level sepiolite powder 9%, median size at the inorganic flocculating agent 3% of 80-160 μm, the cats product 4% of weight-average molecular weight 400,000-80 ten thousand.

Method of the present invention is used to prepare water scavengine agent.

Embodiment 2

A kind of water scavengine agent, contain by massfraction: 320-360 order diatomite in powder 25%, 360-400 order zeolite powder 22%, 360-400 order medical stone powder 30%, 1000 orders are with upper level tourmaline powder 2%, 360-400 order sepiolite powder 6%, median size at the inorganic flocculating agent 7% of 80-160 μm, the cats product 8% of weight-average molecular weight 400,000-80 ten thousand.

Method of the present invention is used to prepare water scavengine agent.

Embodiment 3

A kind of water scavengine agent, contain by massfraction: 320-360 order diatomite in powder 33%, 360-400 order zeolite powder 15%, 360-400 order medical stone powder 30%, 1000 orders are with upper level tourmaline powder 3%, 360-400 order sepiolite powder 7%, median size at the inorganic flocculating agent 6% of 80-160 μm, the cats product 6% of weight-average molecular weight 400,000-80 ten thousand.

Method of the present invention is used to prepare water scavengine agent.

Embodiment 4

A kind of water scavengine agent, contain by massfraction: 320-360 order one-level diatomite in powder 40%, 360-400 order one-level zeolite powder 20%, 360-400 order one-level medical stone powder 25%, 1000 orders are with upper level tourmaline powder 3%, 360-400 order one-level sepiolite powder 8%, median size at the inorganic flocculating agent 7% of 80-160 μm, the cats product 7% of weight-average molecular weight 400,000-80 ten thousand.

Method of the present invention is used to prepare water scavengine agent.

Get domestic water or plant effuent, the water scavengine agent that the present invention obtains is added by the add-on of 1-5g/L, before adding scavenging agent, and the common heavy metal of testing after adding 1-4h in sewage and organic content, calculate after adding water scavengine agent 1h of the present invention heavy metal and organic decreasing ratio reach more than 65%, add after water scavengine agent 2h of the present invention heavy metal and organic decreasing ratio reach more than 80%, add after water scavengine agent 3h of the present invention heavy metal and organic decreasing ratio reach more than 90%, add after water scavengine agent 4h of the present invention heavy metal and organic decreasing ratio reach more than 95%.The water conditioner that visible the present invention obtains has very high removal efficiency.

Applicant states, person of ordinary skill in the field is on the basis of above-described embodiment, by the concrete content point value of above-described embodiment component, combined with the technical scheme of summary of the invention part, thus the new numerical range produced, also be one of record scope of the present invention, the application, for making specification sheets simple and clear, no longer enumerates these numerical ranges.

Applicant states, the present invention illustrates manufacture craft of the present invention by above-described embodiment, but the present invention is not limited to above-mentioned making step, does not namely mean that the present invention must rely on above-mentioned making step and could implement.Person of ordinary skill in the field should understand, any improvement in the present invention, to equivalence replacement and the interpolation of ancillary component, the concrete way choice etc. of raw material selected by the present invention, all drops within protection scope of the present invention and open scope.

More than describe the preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.

It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.

In addition, also can carry out arbitrary combination between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.

Claims (12)

1. a water scavengine agent, it is characterized in that, contain by massfraction: 320-360 order diatomite in powder 25-55%, 360-400 order zeolite powder 8-24%, 360-400 order medical stone powder 18-34%, the above tourmaline powder 2-4% of 1000 order, 360-400 order sepiolite powder 6-10%, median size is at the inorganic flocculating agent 3-7% of 80-160 μm, the cats product 4-8% of weight-average molecular weight 400,000-80 ten thousand, and above-mentioned each component concentration sum is 100%; Described cats product is cetyl pyridinium bromide, or the mixture of polyacrylamide and cetyl pyridinium bromide.
2. water scavengine agent as claimed in claim 1, it is characterized in that, contain by massfraction: 320-360 order diatomite in powder 30-45%, 360-400 order zeolite powder 10-20%, 360-400 order medical stone powder 20-30%, the above tourmaline powder 2-4% of 1000 order, 360-400 order sepiolite powder 6-10%, median size is at the inorganic flocculating agent 4-7% of 80-160 μm, and the cats product 5-8% of weight-average molecular weight 400,000-80 ten thousand, above-mentioned each component concentration sum is 100%.
3. water scavengine agent as claimed in claim 1 or 2, it is characterized in that, described diatomite in powder, zeolite powder, medical stone powder, tourmaline powder, sepiolite powder are one-level.
4. water scavengine agent as claimed in claim 1 or 2, it is characterized in that, described inorganic flocculating agent is bodied ferric sulfate and/or Tai-Ace S 150.
5. water scavengine agent as claimed in claim 4, it is characterized in that, described inorganic flocculating agent is that bodied ferric sulfate and Tai-Ace S 150 mix with the ratio of 1:0.5-3.
6. water scavengine agent as claimed in claim 1 or 2, it is characterized in that, described cats product is that polyacrylamide and cetyl pyridinium bromide mix with the ratio of mass ratio 1:0.5-3.
7. a preparation method for scavenging agent described in any one of claim 1-6, comprises the steps:
1) by diatomite in powder, zeolite powder, medical stone powder, sepiolite powder, inorganic flocculating agent, cats product mixes, and fully stirs, obtains mixed powder;
2) by step 1) gained mixed powder add 15-30% clear water stir after use granulating disc granulation;
3) baking step 2) gained mixture after granulation;
4) step 3 is fired) namely gained mixture obtain described scavenging agent.
8. preparation method as claimed in claim 7, is characterized in that, step 2) described in the diameter of granulation be the circular granular of 1.2-1.6mm.
9. preparation method as claimed in claim 7, is characterized in that, step 3) in the temperature of drying be lower than 100 DEG C, the time of oven dry is more than 30min.
10. preparation method as claimed in claim 9, is characterized in that, step 3) described in the temperature of drying be 80-95 DEG C, the time of oven dry is 1-2h.
11. preparation methods as claimed in claim 7, is characterized in that, step 4) in the temperature fired for higher than 500 DEG C, the time of firing is more than 1h.
12. preparation methods as claimed in claim 11, is characterized in that, step 4) in the temperature fired be 550-700 DEG C, the time of firing is 1-2h.
CN201410012925.8A 2014-01-10 2014-01-10 Water purifying agent and preparation method thereof CN103754975B (en)

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CN105174412A (en) * 2015-09-21 2015-12-23 江苏祥豪实业有限公司 Water treatment agent and preparing method thereof
CN105253933A (en) * 2015-11-04 2016-01-20 苏州书瑞环保科技有限公司 Non-phosphorus water treatment material and preparation method thereof
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CN105253947A (en) * 2015-11-16 2016-01-20 优高雅健康科技(深圳)有限公司 Natural mineral water purification and mineralization ceramic composite material
CN105366781A (en) * 2015-11-18 2016-03-02 安徽省环境科学研究院 Water purification composite flocculating agent and preparation method and use method thereof
CN105585098A (en) * 2015-12-30 2016-05-18 苏州市相城区太平蟹业专业合作社 Water quality regulator and preparation method thereof
CN107758756A (en) * 2016-08-19 2018-03-06 中国地质大学(北京) A kind of environmentally friendly water treatment agent
CN107758758A (en) * 2016-08-19 2018-03-06 中国地质大学(北京) A kind of new permeable reactive barrier
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CN106564973A (en) * 2016-10-20 2017-04-19 郑州丽福爱生物技术有限公司 Domestic sewage treatment agent and preparation method thereof
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CN107853436A (en) * 2017-12-25 2018-03-30 合肥市绿之林农业开发有限公司 One kind promotees digestion sunset abelmoschus flower teabag drink

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