CN104587983A - Filtering medium for removing aluminum in drinking water, filtering core and preparation method of filtering medium - Google Patents

Filtering medium for removing aluminum in drinking water, filtering core and preparation method of filtering medium Download PDF

Info

Publication number
CN104587983A
CN104587983A CN201510046249.0A CN201510046249A CN104587983A CN 104587983 A CN104587983 A CN 104587983A CN 201510046249 A CN201510046249 A CN 201510046249A CN 104587983 A CN104587983 A CN 104587983A
Authority
CN
China
Prior art keywords
powder
molecular weight
preparation
high molecular
ultra
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510046249.0A
Other languages
Chinese (zh)
Inventor
岑占波
栾云堂
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cixi Tianquan Electrical Appliance Technology Co Ltd
Original Assignee
Cixi Tianquan Electrical Appliance Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cixi Tianquan Electrical Appliance Technology Co Ltd filed Critical Cixi Tianquan Electrical Appliance Technology Co Ltd
Priority to CN201510046249.0A priority Critical patent/CN104587983A/en
Publication of CN104587983A publication Critical patent/CN104587983A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/62—Heavy metal compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/48—Sorbents characterised by the starting material used for their preparation
    • B01J2220/4812—Sorbents characterised by the starting material used for their preparation the starting material being of organic character

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

Compared with the prior art, the invention provides a preparation method of a filtering medium for removing aluminum in drinking water. The preparation method is characterized by comprising the following steps: a. mixing ultra-high molecular weight polyethylene powder, active carbon powder, zeolite powder, manganese dioxide powder and a pore forming agent to obtain a mixture, wherein the weight ratio of ultra-high molecular weight polyethylene powder to the active carbon powder to the zeolite powder to the manganese dioxide powder to the pore forming agent is (200-300) to (50-100) to (50-100) to (100-200) to (50-100); b. pressing the mixture obtained in the step a in a mold, sintering, and cooling, wherein the pressing pressure is 0.4-1MPa, the sintering temperature is 200-300 DEG C, the sintering time is 90-120min, and the cooling temperature is 40-60 DEG C. The raw materials are prepared into the filtering medium under the conditions of specific sintering temperature, pressure and cooling temperature, and the filtering medium has the high removal rate on the aluminum in the water.

Description

For removing the filter medium of Aluminium in Drinking Water, filter core and preparation method
Technical field
The present invention relates to a kind of filter medium removing Aluminium in Drinking Water and preparation method thereof, the filter core be made up of this filter medium, water purifying plant and drinking Fountains.
Background technology
Aluminium is silvery white light metal, generally containing aluminium in drinking water.The concentration of the aluminium announced in China's standards for drinking water quality of 2006 is 0.2mg/L.Waterworks majority aluminium salt in water treatment procedure is cooked flocculant, and in treated water, aluminium content is higher than raw water.In water supply line net, ubiquity aluminium is dirty especially.Therefore, residual Al exceeds standard seriously.
Within 1998, U.S. EPA incorporates drinking water contaminants list aluminium.Come in find that it is relevant with similar senile dementia symptom, potential impact nervous system.A research of Norway in 1986 proves that the content of Aluminium in Drinking Water is relevant with the death that senile dementia causes; The organic cerebral tissue change of nineteen eighty-three Britain west and south region-by-region outburst, conclusion is the water polluted by aluminum sulfate due to locality, and the cerebral function of people is subject to sizable damage; An investigation subsequently finds, the area that the regional senile dementia incidence of disease that Aluminium in Drinking Water content is high is lower than Aluminium in Drinking Water content is high by 50%; The research of Ontario, Canada in 1988 also confirms that in the people of trouble senile dementia, one of four people are relevant with Aluminium in Drinking Water content.
The treatment effect of traditional water treatment technology to aluminium is bad, effectively can not remove aluminium; Ion-exchange process is loaded down with trivial details, replace saturated after flushing water be difficult to process; Hyperfiltration uses trouble, and water wasting expense electricity, cost is high, and the concentrate of discharge not easily processes, and easily causes secondary pollution.
Summary of the invention
In view of this, the technical problem that the present invention solves is to provide a kind of filter medium and preparation method thereof, and the clearance of this filter medium to the aluminium in drinking water is high, and method is simple.Additionally provide the filter core, purifier and the water dispenser that are made up of this filter medium.
The invention provides a kind of preparation method removing the filter medium of Aluminium in Drinking Water, it is characterized in that, comprise the following steps:
A) ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent are mixed, obtain mixture, the weight ratio of described ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is 200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100;
B) mixture of step a) gained is suppressed in a mold, sinters, cooled;
Described pressing pressure is 0.4MPa ~ 1Mpa; Described sintering temperature is 200 DEG C ~ 300 DEG C; Described sintering time is 90 ~ 120min; Described chilling temperature is 40 ~ 60 DEG C.
Preferably, described zeolite powder is the zeolite powder of modification.
Preferably, also comprise montmorillonite powder, the weight ratio of described montmorillonite powder and ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is 110 ~ 150:200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100.
Preferably, also blanc fixe is comprised.
Preferably, the weight ratio of described blanc fixe and described ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is 50 ~ 79:200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100.
The filter medium for removing Aluminium in Drinking Water that the preparation method that the invention provides according to the claims obtains.
The invention provides a kind of filter core, be made up of the filter medium described in the claims.
The invention provides a kind of purifier, comprise the filter medium described in the claims or the filter core described in the claims.
The invention provides a kind of water dispenser, comprise the purifier described in the claims.
Compared with prior art, the invention provides a kind of preparation method removing the filter medium of Aluminium in Drinking Water, it is characterized in that, comprise the following steps: a) ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent are mixed, obtain mixture, the weight ratio of described ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is 200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100; B) mixture of step a) gained is suppressed in a mold, sinters, cooled; Described pressing pressure is 0.4MPa ~ 1Mpa; Described sintering temperature is 200 DEG C ~ 300 DEG C; Described sintering time is 90 ~ 120min; Described chilling temperature is 40 ~ 60 DEG C.The present invention is under above-mentioned raw materials synergy, coordinate specific sintering temperature, pressure and chilling temperature, the filter medium prepared is high to the clearance of aluminium in water, and method is simple, be applicable to the drinking water polluted by it, exempt the injury that element aluminum produces human body, easy to use, cost is low, in addition owing to using filter core, not powder, so without the need to subsequent treatment, be applicable to the process of home terminal drinking-water.After testing this filter medium to the clearance of Aluminium in Drinking Water more than 99.0%.
Detailed description of the invention
The invention provides a kind of preparation method removing the filter medium of Aluminium in Drinking Water, it is characterized in that, comprise the following steps:
A) ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent are mixed, obtain mixture, the weight ratio of described ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is 200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100;
B) mixture of step a) gained is suppressed in a mold, sinters, cooled;
Described pressing pressure is 0.4MPa ~ 1Mpa; Described sintering temperature is 200 DEG C ~ 300 DEG C; Described sintering time is 90 ~ 120min; Described chilling temperature is 40 ~ 60 DEG C.
First ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent mix by the present invention, obtain mixture, the weight ratio of described ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is 200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100; Be preferably 210 ~ 290:60 ~ 90:60 ~ 90:110 ~ 190:60 ~ 90; Be more preferably 220 ~ 280:65 ~ 85:65 ~ 85:120 ~ 180:65 ~ 85.
In the present invention, the weight average molecular weight of described ultra-high molecular weight polyethylene is preferably 1,000,000 ~ 7,000,000, is more preferably 2,000,000 ~ 6,000,000, most preferably is 2,500,000 ~ 4,000,000.Ultra-high molecular weight polyethylene can obtain from domestic production producer, as Second Factory of Auxiliary Agent of Orient Petrochemical Industry Co., Ltd., Be can provide the product of M-I type (molecular weight is 150 ± 500,000), M-II type (molecular weight is 250 ± 500,000), M-III type (molecular weight is 350 ± 500,000), M-IV type (molecular weight is for being greater than 4,000,000) equal-specification.An effect of ultra-high molecular weight polyethylene is bonding and the effect forming filter medium skeleton, because the molecular weight of ultra-high molecular weight polyethylene is large, melt viscosity is very high, can not flow after melting, so utilize ultra-high molecular weight polyethylene to pass through compacting, sinter the filter medium obtained, easily form micropore, the effect of aluminium in adsorbed water can be played.The present invention preferably adopts particle diameter to be the ultra-high molecular weight polyethylene of 74 ~ 89 μm.
In the present invention, active carbon is a kind of porous material, has cellular pore structure, larger specific area, special surface functional group, stable process based prediction model, is excellent adsorbent, catalyst or catalyst carrier.According to the active carbon etc. that the different activities charcoal of raw material sources is preferably divided into wood activated charcoal, mineral raw material active carbon and other raw materials to make.Wherein, described wood activated charcoal preferably includes cocoanut active charcoal, apricot shell active carbon, wooden burgy; It is the active carbon that raw material is made that described mineral raw material active carbon preferably includes various coal and oil and elaboration products thereof; The active carbon that the active carbon that other raw materials are made preferably includes scrap rubber, waste plastics is made.The present invention preferably uses with the active carbon of coconut husk material for source, and its intensity is higher, absorption property good, is more preferably with the medical activated carbon of coconut husk material for source.In the present invention, the specific area of described active carbon is preferably not less than 500m 2/ g, is more preferably not less than 1000m 2/ g.Active carbon can organic matter, especially medical activated carbon efficiently in adsorbed water, as the product by excessively national relevant drug surveilance standard, impurity content is low, and surface area is larger, adsorption effect is also better, and filter medium is directly used in the process of drinking water to select medical activated carbon to ensure.
The present invention preferably adopts particle diameter to be the medical activated carbon of 74 ~ 250 μm.
Zeolite is the general name of moisture polysilicate, its crystalline texture is mainly made up of silicon-oxy tetrahedron, wherein part tetravalence silicon ion is replaced by trivalent silicon ion, cause negative electrical charge superfluous, therefore the ion of alkali metal (or alkaline-earth metal) isoequilibrium electric charge is had in structure, there are vestibule and the duct of certain pore size simultaneously in zeolite framework, determine it and there is the character such as absorption, ion-exchange.In the present invention, zeolite powder is preferably past the zeolite powder of modification, be specially: by clean for natural zeolite washed with de-ionized water, dry, take the zeolite of certain mass, be immersed in certain density modifier, fully stir and be no less than two hours, filter after neutralization, clean by washed with de-ionized water, dry for standby.
In the present invention, modifier can be the HCl of 0.05 ~ 0.3mol/L, the H of 0.01 ~ 0.05mol/L 2sO 4, the NaOH of the NaCl of 0.2 ~ 1.0mol/L, 0.05 ~ 0.25mol/L, or the mixed solution of the HCl of 0.03 ~ 0.15mol/L and the NaCl of 0.2 ~ 1.0mol/L.When modifier is the mixed solution of HCl and NaCl, preferred NaCl is 0.8mol/L, HCl is 0.09mol/L, adopts modifier to be usually preferably no less than 2 hours to the time that zeolite carries out modification, is more preferably no less than 4 hours.
It is that 0.09mol/L, 5h carry out modification that the present invention preferably adopts NaCl to be 0.8mol/L, HCl.
Through the zeolite of modification, impurity contained in mineral and DDGS can be removed, in mineral structure, etch abundant hole and vestibule, increase its surface area, thus improve the character such as absorption, ion-exchange of zeolite.The particle diameter of zeolite of the present invention is preferably 74 ~ 89 μm.
The average abundance of manganese in the earth's crust is 950ppm, is that in trace element, abundance is maximum.Hydrated manganese oxide is insoluble in water, and hydrated manganese dioxide has very high specific area, very strong adsorption capacity, can aluminium in adsorbed water.
Gas generation agent of the present invention is that a class is easily decomposed a large amount of gas of generation and causes the material of hair engaging aperture effect, and wherein azo compound, sodium acid carbonate, carbonic hydroammonium, ammonium carbonate, sulphonyl nitrile compounds, oxalic acid etc. are that it typically represents.As preferably, gas generation agent is at least one in Celogen Az, food grade ammonium bicarbonate, oxalic acid.Wherein, food grade ammonium bicarbonate also claims AMMONIUM BICARBONATE FOOD GRADE, distinguishes with technical grade carbonic hydroammonium.Although technical grade carbonic hydroammonium also has the effect of hair engaging aperture, it may contain the impurity of insalubrity, should not be used as the raw materials for production of Drinking Water Filtration medium.
After zeolite powder and manganese dioxide powder and other 3 kinds of raw materials sinter, the netted knot of formation and charge property enhance the suction-operated to aluminium.Cooperatively interacting and interacting by these five kinds of raw materials, makes the clearance for the aluminium in drinking water high, effective jointly.
In the present invention, preferably also comprise montmorillonite powder, the weight ratio of described montmorillonite powder and ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is preferably 110 ~ 150:200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100, is more preferably 115 ~ 140:220 ~ 280:60 ~ 90:60 ~ 90:110 ~ 190:60 ~ 90.Described montmorillonite powder and ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent, after sintering, are formed and mutually act synergistically, enhance the suction-operated to aluminium.
In the present invention, preferably also blanc fixe is comprised.The weight ratio of described blanc fixe and described ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is preferably 50 ~ 79:200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100, is more preferably 55 ~ 75:220 ~ 280:60 ~ 90:60 ~ 90:110 ~ 190:60 ~ 90.
Described blanc fixe is chemical composition is BaSO 4, crystal belongs to the sulfate mineral of orthogonal (tiltedly side) crystallographic system.Normal in thick plate-like or column crystal, mostly be compact massive or tabular, granular aggregate.The particle diameter of described blanc fixe is preferably 80 ~ 100 μm, is more preferably 90 ~ 98 μm.Described blanc fixe and ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent are after sintering, form synergy mutually, enhance the suction-operated to aluminium, blanc fixe and ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder, gas generation agent, montmorillonite powder have collaborative adduction after sintering, form the network structure be cross-linked with each other, further enhancing the suction-operated to aluminium.
In the present invention, the source of above-mentioned raw materials and purity are not particularly limited, preferably commercially available.
The present invention for step in above-mentioned preparation method a) in several raw materials used carried out comparatively detailed description, under the collaborative adduction of this several raw material, the aluminium in water can fully be adsorbed.
In the present invention, for the mixing of above-mentioned raw materials without any restriction, can be any low sheraing blender or agitator that significantly can not change diameter of particle and size distribution, can be preferably the agitator, drum-type blender, spiral agitator etc. of blunt impeller blade.Rotating speed for above-mentioned mixer and agitator depending on the type of blender, will not limit this, preferably avoids dust of kicking up.
After above-mentioned raw materials is mixed, the mixture of step a) gained is suppressed in a mold, sinters, cooled.
Be specially, be filled into by mixed powder in pre-designed mould, by pressurization by its compacting, pressure is preferably not more than 2MPa, is more preferably 0.4 ~ 1.0MPa, and adapts with the material of mould therefor; Mould can by aluminium, cast iron, steel or any material manufacture bearing relevant pressure and temperature suitably.In mould inner surface release agent application, can select silicone oil or any other the commercially available releasing agent be adsorbed onto hardly on filter medium, also can use processing release paper.Sintering temperature is 200 DEG C ~ 300 DEG C, and sintering time is 90 minutes ~ 120 minutes, is cooled to 40 DEG C ~ 60 DEG C demouldings after sintering.In this manufacturing process, after inventor's test many times, draw the filter medium produced in 200 DEG C ~ 300 DEG C in sintering range, filter effect is better.
Present invention also offers following technical scheme: a kind of filter core of the removal Aluminium in Drinking Water be made up of above-mentioned filter medium.
Present invention also offers following technical scheme: a kind of purifier, comprise above-mentioned filter medium or filter core.
Present invention also offers a kind of water dispenser comprising above-mentioned purifier.
The present invention is under the synergy of above-mentioned raw materials, the filter medium prepared is high to the clearance of aluminium in water, method is simple, is applicable to the drinking water polluted by it, exempts the injury that element aluminum produces human body, easy to use, cost is low, in addition owing to using filter core, is not powder, so without the need to subsequent treatment, be applicable to the process of home terminal drinking-water.After testing this filter medium to the clearance of Aluminium in Drinking Water more than 99.0%.
In order to further illustrate the present invention, be described in detail below in conjunction with the filter medium of embodiment to removal drinking water aluminium provided by the invention.
Embodiment 1
(1) taking particle diameter is 80 μm of ultra-high molecular weight polyethylene powder 200g, and described ultra-high molecular weight polyethylene is the M-I type product of Second Factory of Auxiliary Agent of Orient Petrochemical Industry Co., Ltd., Be, and its molecular weight is 1,500,000;
(2) take the medicinal active powdered carbon 50g that particle diameter is 100 μm, the specific area of described medical activated carbon is 800m 2/ g;
(3) the modified zeolite powder 50g carrying out modification according to modification mode of the present invention that particle diameter is 80 μm is taken;
(4) manganese dioxide powder 100g is taken;
(5) gas generation agent 50g is taken;
(6) above-mentioned five kinds of powder are put into mechanical agitator stirring to mix for 10 minutes;
(7) mixed powder packing is entered in tubular die, suppress under the hydraulic pressure of 0.7MPa, at 260 DEG C of temperature, sinter 120 minutes;
(8) naturally cool to 50 DEG C and then use the demoulding of siloxanes uranium releasing agent, obtain filter core.
The diameter of the filter core of preparation is 50mm, and length is 200mm.
Embodiment 2
(1) take ultra-high molecular weight polyethylene powder 250g, described ultra-high molecular weight polyethylene is the M-III type product of Second Factory of Auxiliary Agent of Orient Petrochemical Industry Co., Ltd., Be, and its molecular weight is 3,500,000;
(2) take medicinal active powdered carbon 75g, the specific area of described medical activated carbon is 1500m 2/ g;
(3) the modified zeolite powder 75g carrying out modification according to modification mode of the present invention that particle diameter is 80 μm is taken;
(4) manganese dioxide powder 150g is taken;
(5) gas generation agent 75g is taken;
(6) above-mentioned five kinds of powder are put into spiral agitator stirring to mix for 10 minutes;
(7) mixed powder packing is entered in tubular die, suppress under the hydraulic pressure of 0.6MPa, at 280 DEG C of temperature, sinter 100 minutes;
(8) naturally cool to 50 DEG C and then use the demoulding of siloxanes uranium releasing agent, obtain filter core.
The diameter of the filter core of preparation is 50mm, and length is 200mm.
Embodiment 3
(1) take ultra-high molecular weight polyethylene powder 300g, described ultra-high molecular weight polyethylene is the M-IV type product of Second Factory of Auxiliary Agent of Orient Petrochemical Industry Co., Ltd., Be, and its molecular weight is 4,500,000;
(2) take medicinal active powdered carbon 100g, the specific area of described medical activated carbon is 1200m 2/ g;
(3) the modified zeolite powder 100g carrying out modification according to modification mode of the present invention that particle diameter is 80 μm is taken;
(4) manganese dioxide powder 200g is taken;
(5) gas generation agent 100g is taken;
(6) above-mentioned five kinds of powder are put into spiral agitator stirring to mix for 10 minutes;
(7) mixed powder packing is entered in tubular die, suppress under the hydraulic pressure of 0.9MPa, at 220 DEG C of temperature, sinter 90 minutes;
(8) naturally cool to 40 DEG C and then use the release paper demoulding, obtain filter core.
The diameter of the filter core of preparation is 50mm, and length is 200mm.
Embodiment 4
(1) take ultra-high molecular weight polyethylene powder 250g, described ultra-high molecular weight polyethylene is the M-III type product of Second Factory of Auxiliary Agent of Orient Petrochemical Industry Co., Ltd., Be, and its molecular weight is 3,500,000;
(2) take medicinal active powdered carbon 75g, the specific area of described medical activated carbon is 1500m 2/ g;
(3) the modified zeolite powder 75g carrying out modification according to modification mode of the present invention that particle diameter is 80 μm is taken;
(4) manganese dioxide powder 150g is taken;
(5) gas generation agent 75g is taken;
(6) montmorillonite powder 130g is taken;
(7) above-mentioned six kinds of powder are put into spiral agitator stirring to mix for 10 minutes;
(8) mixed powder packing is entered in tubular die, suppress under the hydraulic pressure of 0.6MPa, at 280 DEG C of temperature, sinter 100 minutes;
(9) naturally cool to 50 DEG C and then use the demoulding of siloxanes uranium releasing agent, obtain filter core.
The diameter of the filter core of preparation is 50mm, and length is 200mm.
Embodiment 5
(1) take ultra-high molecular weight polyethylene powder 250g, described ultra-high molecular weight polyethylene is the M-III type product of Second Factory of Auxiliary Agent of Orient Petrochemical Industry Co., Ltd., Be, and its molecular weight is 3,500,000;
(2) take medicinal active powdered carbon 75g, the specific area of described medical activated carbon is 1500m 2/ g;
(3) the modified zeolite powder 75g carrying out modification according to modification mode of the present invention that particle diameter is 80 μm is taken;
(4) manganese dioxide powder 150g is taken;
(5) gas generation agent 75g is taken;
(6) blanc fixe 60g is taken;
(7) above-mentioned six kinds of powder are put into spiral agitator stirring to mix for 10 minutes;
(8) mixed powder packing is entered in tubular die, suppress under the hydraulic pressure of 0.6MPa, at 280 DEG C of temperature, sinter 100 minutes;
(9) naturally cool to 50 DEG C and then use the demoulding of siloxanes uranium releasing agent, obtain filter core.
The diameter of the filter core of preparation is 50mm, and length is 200mm.
Embodiment 6
(1) take ultra-high molecular weight polyethylene powder 250g, described ultra-high molecular weight polyethylene is the M-III type product of Second Factory of Auxiliary Agent of Orient Petrochemical Industry Co., Ltd., Be, and its molecular weight is 3,500,000;
(2) take medicinal active powdered carbon 75g, the specific area of described medical activated carbon is 1500m 2/ g;
(3) the modified zeolite powder 75g carrying out modification according to modification mode of the present invention that particle diameter is 80 μm is taken;
(4) manganese dioxide powder 150g is taken;
(5) gas generation agent 75g is taken;
(6) montmorillonite powder 130g is taken;
(7) blanc fixe 60g is taken;
(8) above-mentioned seven kinds of powder are put into spiral agitator stirring to mix for 10 minutes;
(9) mixed powder packing is entered in tubular die, suppress under the hydraulic pressure of 0.6MPa, at 280 DEG C of temperature, sinter 100 minutes;
(10) naturally cool to 50 DEG C and then use the demoulding of siloxanes uranium releasing agent, obtain filter core.
The diameter of the filter core of preparation is 50mm, and length is 200mm.
Comparative example 1
(1) take ultra-high molecular weight polyethylene powder 250g, described ultra-high molecular weight polyethylene is the M-III type product of Second Factory of Auxiliary Agent of Orient Petrochemical Industry Co., Ltd., Be, and its molecular weight is 3,500,000;
(2) take medicinal active powdered carbon 75g, the specific area of described medical activated carbon is 1500m 2/ g;
(3) manganese dioxide powder 150g is taken;
(4) gas generation agent 75g is taken;
(5) above-mentioned four kinds of powder are put into spiral agitator stirring to mix for 10 minutes;
(6) mixed powder packing is entered in tubular die, suppress under the hydraulic pressure of 0.6MPa, at 280 DEG C of temperature, sinter 100 minutes;
(7) naturally cool to 50 DEG C and then use the demoulding of siloxanes uranium releasing agent, obtain filter core.
The diameter of the filter core of preparation is 50mm, and length is 200mm.
Comparative example 2
(1) take ultra-high molecular weight polyethylene powder 250g, described ultra-high molecular weight polyethylene is the M-III type product of Second Factory of Auxiliary Agent of Orient Petrochemical Industry Co., Ltd., Be, and its molecular weight is 3,500,000;
(2) take medicinal active powdered carbon 75g, the specific area of described medical activated carbon is 1500m 2/ g;
(3) the modified zeolite powder 75g carrying out modification according to modification mode of the present invention that particle diameter is 80 μm is taken;
(4) gas generation agent 75g is taken;
(5) above-mentioned four kinds of powder are put into spiral agitator stirring to mix for 10 minutes;
(6) mixed powder packing is entered in tubular die, suppress under the hydraulic pressure of 0.6MPa, at 280 DEG C of temperature, sinter 100 minutes;
(7) naturally cool to 50 DEG C and then use the demoulding of siloxanes uranium releasing agent, obtain filter core.
The diameter of the filter core of preparation is 50mm, and length is 200mm.
Comparative example 3
(1) take ultra-high molecular weight polyethylene powder 250g, described ultra-high molecular weight polyethylene is the M-III type product of Second Factory of Auxiliary Agent of Orient Petrochemical Industry Co., Ltd., Be, and its molecular weight is 3,500,000;
(2) take medicinal active powdered carbon 75g, the specific area of described medical activated carbon is 1500m 2/ g;
(3) gas generation agent 75g is taken;
(4) above-mentioned three kinds of powder are put into spiral agitator stirring to mix for 10 minutes;
(5) mixed powder packing is entered in tubular die, suppress under the hydraulic pressure of 0.6MPa, at 280 DEG C of temperature, sinter 100 minutes;
(6) naturally cool to 50 DEG C and then use the demoulding of siloxanes uranium releasing agent, obtain filter core.
The diameter of the filter core of preparation is 50mm, and length is 200mm.
Embodiment 7
The filter core of Example 1 ~ 6 and comparative example 1 ~ 3 gained, liner two-layer nonwoven, outsourcing two-layer nonwoven, polypropylene porous web is wrapped again at skin, the bonding upper connection end cap in filter core two ends, is positioned in stainless steel or plastic casing, for the treatment of drinking water, after testing, this filter core is good to the removal effect of the aluminium in drinking water.As shown in table 1, the filter core provided for adopting enforcement 1 ~ 6 and comparative example 1 ~ 3 is to the content of the aluminium before and after drinking water treatment.
Table 1 uses the aluminium content before and after filter core process in water, unit: μ g/L
As can be seen from Table 1, the aluminium utilizing filter core of the present invention to remove in water achieves good effect, and clearance is more than 99.0%, and this filter core is applicable to the needs of home terminal drinking water treatment very much.
Be described in detail for filter medium removing Aluminium in Drinking Water and preparation method thereof and the filter core that is made up of this filter medium provided by the present invention above.The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (9)

1. remove a preparation method for the filter medium of Aluminium in Drinking Water, it is characterized in that, comprise the following steps:
A) ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent are mixed, obtain mixture, the weight ratio of described ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is 200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100;
B) mixture of step a) gained is suppressed in a mold, sinters, cooled;
Described pressing pressure is 0.4MPa ~ 1Mpa; Described sintering temperature is 200 DEG C ~ 300 DEG C; Described sintering time is 90 ~ 120min; Described chilling temperature is 40 ~ 60 DEG C.
2. preparation method according to claim 1, is characterized in that, described zeolite powder is the zeolite powder of modification.
3. preparation method according to claim 1, it is characterized in that, also comprise montmorillonite powder, the weight ratio of described montmorillonite powder and ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is 110 ~ 150:200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100.
4. preparation method according to claim 1, is characterized in that, also comprises blanc fixe.
5. preparation method according to claim 4, it is characterized in that, the weight ratio of described blanc fixe and described ultra-high molecular weight polyethylene powder, activated carbon powder, zeolite powder, manganese dioxide powder and gas generation agent is 50 ~ 79:200 ~ 300:50 ~ 100:50 ~ 100:100 ~ 200:50 ~ 100.
6. the filter medium for removing Aluminium in Drinking Water that obtains of preparation method according to any one of claim 1 to 5.
7. a filter core, is characterized in that, is made up of filter medium according to claim 6.
8. a purifier, is characterized in that, comprises filter medium according to claim 6 or filter core according to claim 7.
9. a water dispenser, is characterized in that, comprises purifier according to claim 8.
CN201510046249.0A 2015-01-29 2015-01-29 Filtering medium for removing aluminum in drinking water, filtering core and preparation method of filtering medium Pending CN104587983A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510046249.0A CN104587983A (en) 2015-01-29 2015-01-29 Filtering medium for removing aluminum in drinking water, filtering core and preparation method of filtering medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510046249.0A CN104587983A (en) 2015-01-29 2015-01-29 Filtering medium for removing aluminum in drinking water, filtering core and preparation method of filtering medium

Publications (1)

Publication Number Publication Date
CN104587983A true CN104587983A (en) 2015-05-06

Family

ID=53114238

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510046249.0A Pending CN104587983A (en) 2015-01-29 2015-01-29 Filtering medium for removing aluminum in drinking water, filtering core and preparation method of filtering medium

Country Status (1)

Country Link
CN (1) CN104587983A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105289548A (en) * 2015-12-01 2016-02-03 佛山市农业总公司 Filtering medium and filter core for removing iron, manganese and ammonia nitrogen from drinking water and preparation method of filtering medium
CN111233070A (en) * 2020-01-17 2020-06-05 辽宁联胜机械制造有限公司 Water treatment filter material and preparation method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102357322A (en) * 2011-08-01 2012-02-22 周奇迪 Filter media for removing aluminum from water, and preparation method thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102357322A (en) * 2011-08-01 2012-02-22 周奇迪 Filter media for removing aluminum from water, and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
王林: "铬、砷离子吸附剂的制备及其吸附性能的研究", 《能源环境保护》, vol. 25, no. 2, 30 April 2011 (2011-04-30), pages 30 - 3 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105289548A (en) * 2015-12-01 2016-02-03 佛山市农业总公司 Filtering medium and filter core for removing iron, manganese and ammonia nitrogen from drinking water and preparation method of filtering medium
CN111233070A (en) * 2020-01-17 2020-06-05 辽宁联胜机械制造有限公司 Water treatment filter material and preparation method thereof

Similar Documents

Publication Publication Date Title
CN104028250B (en) For removing filter medium, filter core and the preparation method of Aluminium in Drinking Water
CN105498722A (en) Filtering medium for removing lead in drinking water, filter element and preparation method
CN104021833B (en) Filter medium and filter element for removing radioactive uranium in drinking water and preparing method of filter medium
CN101844005A (en) Filter medium for removing benzene and homologous compounds thereof from drinking water and preparation method thereof
CN101898121B (en) Filter medium for removing beryllium in drinking water and preparation method thereof
CN104083944B (en) For removing the filter medium of Pb in Drinking Water, filter core and preparation method
CN101992078B (en) Filter medium for removing estrogen medicine from water and preparation method thereof
CN101569856B (en) Filtering medium for removing metallic lead in water and preparation method thereof
CN105289548A (en) Filtering medium and filter core for removing iron, manganese and ammonia nitrogen from drinking water and preparation method of filtering medium
CN101596447A (en) Be used for filter medium of removing the water N-Nitrosodimethylamine and preparation method thereof
CN104667632A (en) Filtering medium for removing lead in drinking water, filter core and preparation method
CN104587748B (en) For removing the filter medium of Arsenic in Drinking Water, filter core and preparation method
CN105289550A (en) Filtering medium for removing antibiotic-sulfamethoxazole in drinking water, filtering element and preparation method of filtering medium for removing antibiotic-sulfamethoxazole in drinking water
CN101844008A (en) Filter medium and preparation method thereof, filter element and water purification device
CN104587983A (en) Filtering medium for removing aluminum in drinking water, filtering core and preparation method of filtering medium
CN102295317B (en) Filtering medium for removing thallium from drinking water and preparation method thereof
CN104667635A (en) Filtering medium for removing organic chlorine from drinking water, filtering cylinder and preparation method of filtering medium
CN104667633A (en) Filter medium for removing cadmium in drinking water, filter element and preparation method of filter medium
CN104307496A (en) Filtering medium and filter element for removing high chlorate in drinking water and preparation method
CN105498737A (en) Filtering medium for removing radioactive strontium in drinking water, filter element and preparation method
CN103977635B (en) For removing the filter medium of halogen acetonitrile in drinking water, filter core and preparation method
CN104014318A (en) Filtering medium applied to remove naproxen in drinking water, filter core and preparation method
CN101992061B (en) Filter medium for removing perfluorooctane sulfonate from water and preparation method thereof
CN104014198A (en) Filtering medium for removing cadmium from drinking water, filtering element and preparation method
CN103977774A (en) Filtering medium for removing nonyl phenol in drinking water, filter element and preparation method

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20150506

RJ01 Rejection of invention patent application after publication