CN107596793A - Complex filter and preparation method thereof - Google Patents
Complex filter and preparation method thereof Download PDFInfo
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- CN107596793A CN107596793A CN201611095099.3A CN201611095099A CN107596793A CN 107596793 A CN107596793 A CN 107596793A CN 201611095099 A CN201611095099 A CN 201611095099A CN 107596793 A CN107596793 A CN 107596793A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2055—Carbonaceous material
- B01D39/2058—Carbonaceous material the material being particulate
- B01D39/2062—Bonded, e.g. activated carbon blocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/08—Special characteristics of binders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/10—Filtering material manufacturing
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- Life Sciences & Earth Sciences (AREA)
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- Water Treatment By Sorption (AREA)
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Abstract
The present invention relates to complex filter and preparation method thereof, in more detail, it is related to and is made up of the composition of the powder activated carbon of the aeroge comprising 5~30 percentage by weights, the polyethylene binder of 10~40 percentage by weights and 30~60 percentage by weights, for performs the complex filter of preposition carbon filter, film filter and rearmounted carbon filter function with complex method.The present invention can be provided by making preposition carbon filter, film filter and rearmounted carbon filter collection for 1 filter to perform the complex filter of preposition carbon filter, film filter and rearmounted carbon filter function with complex method.Also, the present invention makes the inside of water purifier include 1 filter, consequently facilitating processing, and the volume of water purifier can be substantially reduced.Also, the present invention can provide the complex filter because that can improve filter life with IMAGE, adsorptivity, water-flowing amount, water purification performance etc..
Description
Technical field
Glued the present invention relates to the polyethylene by the aeroge comprising 30~70 percentage by weights and 30~70 percentage by weights
The complex filter that is prepared of composition of knot agent, in more detail, be related to by the aeroge comprising 5~30 percentage by weights,
The composition of the powder activated carbon of the polyethylene binder of 10~40 percentage by weights and 30~60 percentage by weights is made, and is used for
The complex filter of preposition carbon filter, film filter and rearmounted carbon filter function is performed with complex method.
Background technology
As the device for carrying out purified treatment to raw waters such as running water or underground water, water purifier utilizes a variety of purification sides
Raw water is converted to drinking water to provide by method.
In order to generate water purification, it is necessary to by processes such as precipitation, filtering, sterilizations, removed by this process most
Harmful substance.
Generally, in order to carry out purified treatment to raw water, a variety of filters are set in water purifier, this filter can
Deposition filter, preposition carbon filter, film filter, rearmounted carbon filter etc. are divided into according to its function.
Above-mentioned deposition filter is for making big particulate contaminant or suspended material (soil, rust, sand etc.) in raw water
The filter of precipitation, preposition carbon filter are by small particle contamination material, residual chlorine, VOC or peculiar smell
The filter that occurrence factor is adsorbed to remove.
Film filter includes hollow fiber membrane filter and reverse osmosis membrane filt, and hollow fiber membrane filter has and can effectively gone
Deionization thing or microorganism, and the advantages of maintain beneficial to human body mineralogical composition.Also, relative to reverse osmosis membrane filt,
It is cheap, the wastage of raw water can be minimized.
Reverse osmosis membrane filt effectively can go removing heavy metals, ionic species and microorganism by being applicable reverse osmosis membrane.But
It is that reverse osmosis membrane filt does not only exist the problem of price is high, raw water wastage is big, also exists and remove the ore deposit beneficial to human body
The shortcomings that material.
Above-mentioned rearmounted carbon filter is arranged at the rearmost end of filter, is mainly used in producing shadow to water purification mouthfeel by removing
Loud odor causing substance improves the mouthfeel of water.
On Water purifier filter device, following precipitation is disclosed in KR published patent the 10-2011-0023351st
Filter assembly, i.e. above-mentioned deposition filter assembly includes：Self-filtering body 100, make the conjunction formed using spinning process
The drum with hollow bulb 110 is formed into filament, so that above-mentioned self-filtering body 100 has first medium H1；With
And outside filtering body 200, outer peripheral edge week of the synthetic fibres for making to form using extension method along above-mentioned self-filtering body 100
Winding is enclosed, so that said external filtering body 200 has second medium H2, said external filtering body 200 is in from above-mentioned internal mistake
The shape that the central diameter of filter body 100 gradually expands, the He of recess 202 is formed continuously in the outer peripheral edge of outside filtering body 200
Jog 204, so that the surface area contacted with aqueous phase reaches maximization.
Also, disclose following utilization granularity in KR published patent the 10-2013-0045641st to be disperseed
Ultra-high molecular weight polyethylene binding agent carbon block filter, i.e. above-mentioned carbon block filter is by granularity through overregulating and being generalized
Activated carbon and the shaping of ultra-high molecular weight polyethylene binding agent, it is above-mentioned to obtain scattered ultra-high molecular weight polyethylene using granularity and glue
The carbon block filter of knot agent is characterised by, in the ultra-high molecular weight polyethylene binding agent of powder activated carbon and granularity through overregulating
Size distribution in, the cumulative distribution ratios of less than 105 μm granularities is 1:0.8~1:1.1.
On the other hand, following active carbon plate is disclosed in KR published patent the 10-2013-0077686th, i.e.
Above-mentioned active carbon plate includes：Nonwoven layer；And activated carbon slurry coating layer, it is formed at the one side or two of above-mentioned nonwoven layer
Face.
But in the above documents in disclosed technology, multiple filters, thus presence are included inside 1 water purifier
The problem of being not easy to handle, and making the volume increase of water purifier.
Also, the water-flowing amount and water purification performance due to water purifier decline, thus the shortcomings that lost of life of filter be present.
Prior art literature
Patent document
Patent document 1：KR published patent the 10-2011-0023351st
Patent document 2：KR published patent the 10-2013-0045641st
Patent document 3：KR published patent the 10-2013-0077686th
The content of the invention
The present invention be used for solve above-mentioned problem of the prior art, it is an object of the present invention to provide by preposition carbon filter,
Film filter and the complex filter that rearmounted carbon filter collection is 1 filter.
Also, it is simple so as to handle it is an object of the present invention to provide by including 1 filter inside water purifier,
And the complex filter of water purifier volume can be substantially reduced.
Also, it is an object of the present invention to provide with IMAGE, adsorptivity, water-flowing amount, water purification performance etc.,
So as to improve the complex filter of filter life.
In order to realize purpose as described above, the present invention provides following complex filter, wherein, by including 30~70 weight
The composition of the polyethylene binder of the aeroge of percentage and 30~70 percentage by weights is made, for being performed with complex method
Preposition carbon filter, film filter and rearmounted carbon filter function.
Also, the present invention provides following complex filter, wherein, by the aeroge comprising 5~30 percentage by weights, 10~
The composition of the powder activated carbon of the polyethylene binder of 40 percentage by weights and 30~60 percentage by weights is made, for multiple
Conjunction mode performs preposition carbon filter, film filter and rearmounted carbon filter function.
One embodiment of the invention is characterised by, above-mentioned aeroge is aerosil, above-mentioned silica gas
The particle size of gel is 10~500 μm, and pore opening is 20~50nm, and the porosity is 50~99%.
One embodiment of the invention is characterised by that above-mentioned aeroge and powder activated carbon utilize to be coupled containing epoxy radicals silicone hydride
Agent and mixture containing acrylate-based silane coupler use after being surface-treated.
One embodiment of the invention is characterised by that additionally the silane comprising 1~10 percentage by weight is even for above-mentioned composition
Join agent, above-mentioned silane coupler is the mixture containing epoxy silane coupling and containing acrylate-based silane coupler.
Also, the present invention provides the preparation method of following complex filter, i.e. the preparation method of above-mentioned complex filter
Including：Mixed processes, to the aeroge comprising 5~30 percentage by weights, 10~40 percentage by weights polyethylene binder and
The composition of the powder activated carbon of 30~60 percentage by weights is mixed；The preparation section of complex filter, will be through overmulling
The above-mentioned composition of conjunction is filled in after the mould inserted with internal core rod, above-mentioned to make by being pressurizeed to the guide ring of forcing press
Guide ring is pressurizeed to prepare complex filter to the composition by mixing；Heat treatment step, not from above-mentioned mould
In the state of drawing complex filter, it is heat-treated to forming the entirety of mould of complex filter；Refrigerating work procedure, to warp
The entirety of the above-mentioned mould of Overheating Treatment is cooled down；And separation and cutting action, to through overcooled above-mentioned mould and
Internal core rod separated from mould draw complex filter after, is cut by specification, above-mentioned complex filter with
Complex method performs the function of preposition carbon filter, film filter and rearmounted carbon filter.
One embodiment of the invention is characterised by, in above-mentioned refrigerating work procedure, is carried out by using gas or liquid
Chilling, so as to improve the intensity of complex filter and the porosity.
The present invention can be provided by making preposition carbon filter, film filter and rearmounted carbon filter collection be 1 filter, from
And the complex filter of preposition carbon filter, film filter and rearmounted carbon filter function is performed with complex method.
Also, include 1 filter inside the water purifier of the present invention, it is simple so as to handle, and water purification can be substantially reduced
Body accumulates.
Also, the present invention has IMAGE, adsorptivity, water-flowing amount, water purification performance etc., can improve so as to provide
The complex filter of filter life.
Brief description of the drawings
Fig. 1 represents the water purification performance of the complex filter of the invention for 100nm silica nanometer stostes, wherein,
Fig. 1 (a) is partly the photo of 100nm silica nanometer stostes, and Fig. 1 (b) is partly the macaroni yarn using other companies
Film filtered after photo, Fig. 1 (c) is partly the photograph after being filtered using the rearmounted carbon filter of other companies
Piece, Fig. 1 (d) are partly the photo after being filtered using the complex filter of the present invention.
Fig. 2 represents the water purification performance of the complex filter of the invention for tabacco water, wherein, Fig. 2 (a) is partly cigarette
The photo of careless water, Fig. 2 (b) are partly the photo after being filtered using the hollow fiber membrane of other companies, Fig. 2 (c) portion
The photo being divided into after being filtered using the rearmounted carbon filter of other companies, Fig. 2 (d) is partly answering using the present invention
Close the photo after filter is filtered.
Embodiment
Hereinafter, the present invention is described in detail based on embodiment, used term, embodiment etc. only belong in the present invention
For more specifically describe the present invention and contribute to general technical staff of the technical field of the invention understand the present invention and
The illustration of progress, interest field of the present invention etc. must not be defined in this to explain.
In the case where not carrying out other definition, used technical term and scientific terminology represent this hair in the present invention
The implication that bright person of an ordinary skill in the technical field is generally understood.
Glued the present invention relates to the polyethylene by the aeroge comprising 30~70 percentage by weights and 30~70 percentage by weights
The composition of knot agent is made, for performing preposition carbon filter, film filter and rearmounted carbon filter function with complex method
Complex filter.
Above-mentioned aeroge as highly porous nanostructure, for by adsorb remove the small polluter of particle,
Residual chlorine, VOC, heavy metal, microorganism, peculiar smell produce factor etc..
As above-mentioned aeroge, aerosil, alumina aerogels, carbon aerogels, zirconium oxide airsetting can be used
Glue, ruthenic oxide aeroge, iron oxide aeroge, magnesia aeroge, tungsten oxide aeroge, zinc oxide aeroge, porous
Silica etc..
In order to go the removal of impurity, above-mentioned aeroge can be heat-treated, it is preferable that heat treatment temperature is 50 DEG C~500 DEG C.
Especially, powder, gel can unrestrictedly preferably be used using aerosil, aerosil
Pearl, water dispersion paste etc..
Preferably, the particle size of aerosil is 10 μm~500 μm, and pore opening is 20nm~50nm, gas
Porosity is 50%~99%.
Because the pore opening of aerosil is 20nm~50nm, thus can effectively filter big with more than 20nm
Small material.
The institute in the case where the particle size of aerosil, pore opening and the porosity meet above-mentioned number range
Adsorptivity, durability and the water purification performance for the complex filter prepared can be maximized.
In the case of using aerosil, in order to improve adsorptivity and durability, powder shape can be used simultaneously
The aerosil of state and the aerosil of water dispersion paste form, in this case it is preferably to, powder morphology
Aerosil and water dispersion paste form aerosil weight ratio be 70~90:10~30.
Polyethylene binder plays a part of the binding agent for connecting aerogel particles, and above-mentioned polyethylene binder prevents
Aerogel particles come off and assign durability to filter.
Above-mentioned polyethylene can unrestrictedly use linear polyethylene, branch type polyethylene, decentralized polyethylene, low-density
Polyethylene (LDPE), high density polyethylene (HDPE) (HDPE), LLDPE (LLDPE), High molecular weight polyethylene (HMWPE)
Deng.
From the aspect of the adsorptivity and durability from filter, it is preferable that the weight average molecular weight of polyethylene is
100000g/mol~12000000g/mol.
In order to improve the adsorptivity of filter and water purification performance, can be mixed by the polyethylene different to molecular weight come
Use.
For example, the polyethylene that can be 400000g/mol~500000g/mol to weight average molecular weight, weight average molecular weight are
600000g/mol~800000g/mol polyethylene and weight average molecular weight is 900000g/mol~1000000g/mol poly- second
Alkene is mixed to use.
Preferably, the content of above-mentioned aeroge and polyethylene binder be respectively 30~70 percentage by weights aeroge and
The polyethylene binder of 30~70 percentage by weights.
In the case where the content of aeroge is less than 30 percentage by weights, characterization of adsorption declines, big in the content of aeroge
In the case of 70 percentage by weights, the durability of filter declines on the contrary.
In the case where the content of polyethylene binder is less than 30 percentage by weights, because binding agent and aeroge can not have
Effect it is combined, so as to be difficult to ensure that the durability of filter, is more than 70 percentage by weights in the content of polyethylene binder
In the case of, adsorptivity, water-flowing amount and water purification performance decline on the contrary.
The complex filter of the present invention makes preposition carbon filter, film filter and rearmounted carbon filter collection be 1 filter,
The function of preposition carbon filter, film filter and rearmounted carbon filter is performed so as to complex method.
In the present invention, 1 complex filter is included inside water purifier, it is simple so as to handle, and can substantially reduce net
The volume of hydrophone.
Also, the present invention relates to the polyethylene by the aeroge comprising 5~30 percentage by weights, 10~40 percentage by weights
The composition of the powder activated carbon of binding agent and 30~60 percentage by weights is made, for performing pre-carbon filtering with complex method
The complex filter of device, film filter and rearmounted carbon filter function.
Above-mentioned aeroge as highly porous nanostructure, for by adsorb remove the small polluter of particle,
Residual chlorine, VOC, heavy metal, microorganism, peculiar smell produce factor etc..
As above-mentioned aeroge, aerosil, alumina aerogels, carbon aerogels, zirconium oxide airsetting can be used
Glue, ruthenic oxide aeroge, iron oxide aeroge, magnesia aeroge, tungsten oxide aeroge, zinc oxide aeroge, porous
Silica etc..
In order to go the removal of impurity, above-mentioned aeroge can be heat-treated, it is preferable that heat treatment temperature is 50 DEG C~500 DEG C.
Especially, powder, gel can unrestrictedly preferably be used using aerosil, aerosil
Pearl, water dispersion paste etc..
Preferably, the particle size of aerosil is 10 μm~500 μm, and pore opening is 20nm~50nm, gas
Porosity is 50%~99%.
Because the pore opening of aerosil is 20nm~50nm, thus can effectively filter big with more than 20nm
Small material.
The institute in the case where the particle size of aerosil, pore opening and the porosity meet above-mentioned number range
Adsorptivity, durability and the water purification performance for the complex filter prepared can be maximized.
In the case of using aerosil, in order to improve adsorptivity and durability, powder shape can be used simultaneously
The aerosil of state and the aerosil of water dispersion paste form, in this case it is preferably to, powder morphology
Aerosil and water dispersion paste form aerosil weight ratio be 70~90:10~30.
Polyethylene binder plays a part of the binding agent for connecting aerogel particles, and above-mentioned polyethylene binder prevents
Aerogel particles come off and assign durability to filter.
Above-mentioned polyethylene can unrestrictedly use linear polyethylene, branch type polyethylene, decentralized polyethylene, low-density
Polyethylene, high density polyethylene (HDPE), LLDPE, High molecular weight polyethylene etc..
From the aspect of the adsorptivity and durability from filter, it is preferable that the weight average molecular weight of polyethylene is
100000g/mol~12000000g/mol.
In order to improve the adsorptivity of filter and water purification performance, can be mixed by the polyethylene different to molecular weight come
Use.
For example, the polyethylene that can be 400000g/mol~500000g/mol to weight average molecular weight, weight average molecular weight are
600000g/mol~800000g/mol polyethylene and weight average molecular weight is 900000g/mol~1000000g/mol poly- second
Alkene is mixed to use.
Above-mentioned powder activated carbon produces the factor by adsorbing for removing residual chlorine, VOC, peculiar smell
Deng.
Preferably, the content of above-mentioned aeroge, polyethylene binder and powder activated carbon is respectively 5~30 percentage by weights
Aeroge, the polyethylene binder of 10~40 percentage by weights and the powder activated carbon of 30~60 percentage by weights.
In the case where the content of aeroge is less than 5 percentage by weights, characterization of adsorption declines, and is more than in the content of aeroge
In the case of 30 percentage by weights, the durability of filter declines on the contrary.
In the case where the content of polyethylene binder is less than 10 percentage by weights, due to binding agent and aeroge can not be made
And powder activated carbon is effectively combined, so as to be difficult to ensure that the durability of filter, it is more than in the content of polyethylene binder
In the case of 40 percentage by weights, adsorptivity, water-flowing amount and water purification performance decline on the contrary.
In the case where the content of powder activated carbon is less than 30 percentage by weights, it is difficult to ensure characterization of adsorption, lived in powder
Property carbon content be more than 60 percentage by weights in the case of, durability and water purification performance decline on the contrary.
The complex filter of the present invention makes preposition carbon filter, film filter and rearmounted carbon filter collection be 1 filter,
The function of preposition carbon filter, film filter and rearmounted carbon filter is performed so as to complex method.
In the present invention, 1 complex filter is included inside water purifier, it is simple so as to handle, and can substantially reduce net
Hydrophone volume.
Above-mentioned aeroge and powder activated carbon use after being surface-treated by silane coupler.
Silane coupler has and can reacted with organic functional base that organic compound is combined and with inorganic matter
Hydrolyzable base, so as to improve the surface cohesive force of aeroge, powder activated carbon and polyethylene binder, it thus can significantly improve institute
The absorption affinity of the complex filter prepared, durability, water-flowing amount, water purification performance etc..
As silane coupler, can unrestrictedly use coupling agent containing alkyl silane, containing amino silicane coupling agent, containing ring
TMOS coupling agent, containing acrylate-based silane coupler, coupling agent containing isocyanato silanes, containing hydrosulphonyl silane be coupled
Agent, coupling agent containing fluorine-based silane, containing vinyl silicane coupling agent etc..
From the aspect of the durability of filter what adsorptivity, it is preferable that by containing epoxy silane coupling and containing third
The mixture of olefin(e) acid ester group silane coupler is surface-treated to above-mentioned aeroge and powder activated carbon.
Preferably, mixed silanes coupling agent contains epoxy silane coupling and 10~40 weights by 60~90 percentage by weights
Measure being formed containing acrylate-based silane coupler for percentage.
Preferably, relative to the aeroge or powder activated carbon of 100 parts by weight, surface treated silane coupler
Content is 1~10 parts by weight, in the case where the content of above-mentioned silane coupler is less than 1 parts by weight, it is difficult to cohesive force is improved,
In the case that the content of above-mentioned silane coupler is more than 10 parts by weight, because using excessive silane coupler so that surface bonds
Characteristic and durability decline on the contrary.
Above-mentioned composition can additionally include the silane coupler of 1~10 percentage by weight, small in the content of silane coupler
In the case of 1 percentage by weight, additive effect is little, in the case that silane coupler is more than 10 percentage by weights, durability
Decline.
Preferably, above-mentioned silane coupler is mixed containing epoxy silane coupling and containing acrylate-based silane coupler
Compound.
And, it is preferable that mixed silanes coupling agent contains epoxy silane coupling and 10 by 60~90 percentage by weights
~40 percentage by weights form containing acrylate-based silane coupler.
Above-mentioned composition can be included additionally by advance to even containing epoxy silane coupling and base silane containing acrylate
The silane coupler oligomer for 1~5 percentage by weight that connection agent is reacted to prepare.
By using above-mentioned silane coupler oligomer, the processability, durability, adsorptivity of complex filter can be improved
Deng.
Preferably, the weight average molecular weight of silane coupler oligomer is 1000g/mol~5000g/mol, silane coupled
In the case that the content of agent oligomer is less than 1 percentage by weight, additive effect is little, big in the content of silane coupler oligomer
In the case of 5 percentage by weights, durability and adsorptivity decline.
Above-mentioned composition can additionally include sodium metasilicate and potassium silicate.
Above-mentioned sodium metasilicate is used to assign caking property and processability, above-mentioned sodium metasilicate can be come with solid-like or solution
Use.
Preferably, the content of sodium metasilicate is 1~5 percentage by weight, is less than the feelings of 1 percentage by weight in the content of sodium metasilicate
Under condition, additive effect is little, and in the case where the content of sodium metasilicate is more than 5 percentage by weights, durability declines on the contrary.
Because potassium silicate has outstanding caking property, so as to improve the Combination of composition and deposition.
Preferably, the content of potassium silicate is 1~5 percentage by weight, is less than the feelings of 1 percentage by weight in the content of potassium silicate
Under condition, additive effect is little, in the case where the content of potassium silicate is more than 5 percentage by weights, because the Combination of composition declines
And uniform composition can not be formed.
Above-mentioned composition can additionally include connecing by grafting such as acrylic acid, methacrylic acid, maleic acid, anhydrous maleic acid acid anhydrides
Branch polyethylene.
Above-mentioned grafted polyethylene improves the surface cohesive force of aeroge, powder activated carbon and polyethylene binder, so as to
Significantly improve the absorption affinity of the complex filter prepared, durability, water-flowing amount, water purification performance etc..
Preferably, the content of above-mentioned grafted polyethylene is 1~5 percentage by weight, and the content of above-mentioned grafted polyethylene is less than 1
In the case of percentage by weight, additive effect is little, in the case that the content of above-mentioned grafted polyethylene is more than 5 percentage by weights,
Durability declines on the contrary.
The composition of the present invention can include activated carbon fiber, ceramic powders (titanium dioxide, silica, aluminum oxide, zeolite
Deng), antiseptic (silica, aluminum oxide, zeolite, bentonite, silver powder, charcoal, loess, tourmaline, medical stone, metal salt
Deng), heavy metals removal agent, surfactant, plasticizer, lubricant, defoamer, thickener, catalyst, diluent, dispersant,
Levelling agent, crosslinking agent, pH adjusting agent, pigment, wetting agent, antioxidant, antistatic agent, mould release etc..
Also, the present invention relates to the preparation method of following complex filter, i.e. the preparation method of above-mentioned complex filter
Including：Mixed processes, to the aeroge comprising 5~30 percentage by weights, 10~40 percentage by weights polyethylene binder and
The composition of the powder activated carbon of 30~60 percentage by weights is mixed；The preparation section of complex filter, will be through overmulling
The above-mentioned composition of conjunction is filled in after the mould inserted with internal core rod, above-mentioned to make by being pressurizeed to the guide ring of forcing press
Guide ring is pressurizeed to prepare complex filter to the composition by mixing；Heat treatment step, not from above-mentioned mould
In the state of drawing complex filter, it is heat-treated to forming the entirety of mould of complex filter；Refrigerating work procedure, to warp
The entirety of the above-mentioned mould of Overheating Treatment is cooled down；And separation and cutting action, to through overcooled above-mentioned mould and
Internal core rod separated from mould draw complex filter after, is cut by specification, above-mentioned complex filter with
Complex method performs the function of preposition carbon filter, film filter and rearmounted carbon filter.
Above-mentioned mixed processes are the polyethylene to the aeroge comprising 5~30 percentage by weights, 10~40 percentage by weights
The composition of the powder activated carbon of binding agent and 30~60 percentage by weights carries out mixed uniformly process, only aeroge and powder
Last activated carbon is evenly distributed in polyethylene binder, just can effectively play water purification function.
In the case of stirring composition in above-mentioned mixed processes, in order to improve the water purification performance of filter, it is preferable that
In stipulated time, make mixing speed from the gradual high speed speedup of low speed.
For instance, it is preferred that above-mentioned composition is stirred with 2000rpm~3500rpm speed first, afterwards by gradually increasing
Speed is stirred with 4000rpm~6000rpm speed, it is preferable that the time from low speed to high speed adjustment mixing speed is 10
Minute~30 minutes.
The preparation section of complex filter is that the composition by mixing is filled in into mould to prepare complex filter
Process, by the combination by mixing after the inside core rod of the limbers for forming complex filter to be inserted in aluminum die
Thing devotes mould inside, under the air pressure of 2 air pressure~50 guide ring is pressurizeed to bottom from top using forcing press afterwards,
Thus complex filter is prepared.
Above-mentioned heat treatment step is the process being heat-treated to the entirety of the mould formed with complex filter, not from
Drawn in mould and perform above-mentioned heat treatment step in the state of complex filter, under being heat-treated at a temperature of 90 DEG C~250 DEG C
Perform 1 hour~10 hours.
Above-mentioned refrigerating work procedure is the process cooled down to the entirety of the mould through Overheating Treatment, can be single by a variety of coolings
Member cools down mould.
Preferably, chilling is carried out using gas or liquid in above-mentioned refrigerating work procedure, so as to improve complex filter
Intensity and the porosity.
Separation and cutting action are what is cut after prepared complex filter is drawn from mould by specification
Process, mould and internal core rod outside using extra fixture separation from mould come after drawing complex filter, profit
With cutting machine complex filter is cut by defined specification.
Above-mentioned complex filter by making preposition carbon filter, film filter and rearmounted carbon filter collection be 1 filter,
The function of preposition carbon filter, film filter and rearmounted carbon filter is performed so as to complex method.
The aeroge of complex filter is contained in as highly porous nanostructure, can the effectively small dirt of granule for absorbing
Contaminate material, residual chlorine, VOC, heavy metal, microorganism, peculiar smell and produce factor etc., so as to improve filter
Adsorptivity (Fig. 1 and Fig. 2).
Also, there is 1 complex filter inside water purifier, it is simple so as to handle, and water purification body can be substantially reduced
Product.
Hereinafter, the present invention is described in detail by embodiment and comparative example.Following embodiments are only belonged to implement this hair
Bright and progress illustration, present disclosure are not limited to following embodiments.
The complex filter of the present invention effectively can be filtered (Fig. 1 and figure to silica nanometer stoste and tabacco water
2)。
Embodiment 1
Combination to the aerosil comprising 40 percentage by weights and the polyethylene binder of 60 percentage by weights
Thing is mixed.
After the above-mentioned composition by mixing is filled in into the aluminum die inserted with internal core rod, by forcing press
Guide ring pressurizeed to be pressurizeed to the composition for being mixed with above-mentioned guide ring, thus prepare complex filter.
In the state of complex filter is drawn not from above-mentioned mould, to forming compound mistake at a temperature of 150 DEG C
The entirety of the mould of filter has carried out the heat treatment of 1 hour.
At normal temperatures, the entirety of the above-mentioned mould through Overheating Treatment is cooled down.
After by making to draw complex filter from mould through overcooled above-mentioned mould and the separation of internal core rod,
Cut by specification.
Embodiment 2
Except the aerosil using 15 percentage by weights, the polyethylene binder and 50 weights of 35 percentage by weights
Outside the powder activated carbon for measuring percentage, complex filter is prepared in the same manner as in Example 1.
Embodiment 3
Except using using by 3- (methacryloxypropyl) propyl trimethoxy silicanes of 70 percentage by weights and 30 weight
What the mixed silanes coupling agent of 3- (methyl-propyl acyloxy) propyl trimethoxy silicane composition of percentage was surface-treated
Outside aerosil and powder activated carbon, complex filter is prepared in method same as Example 2.
Embodiment 4
Except using the aerosil by 15 percentage by weights, the polyethylene binder of 35 percentage by weights, 45
The powder activated carbon of percentage by weight, 3- (methacryloxypropyl) propyl trimethoxy silicanes of 70 percentage by weights and 30 weight
Percentage 3- (methyl-propyl acyloxy) propyl trimethoxy silicane composition 5 percentage by weights mixed silanes coupling agent it
Outside, complex filter is prepared in method same as Example 2.
Embodiment 5
At a temperature of 60 DEG C, make 3- (methacryloxypropyl) propyl trimethoxy silicanes and 30 parts by weight of 70 parts by weight
3- (methyl-propyl acyloxy) propyl trimethoxy silicane carry out the reaction of 24 hours to prepare molecular weight be 4000g/mol
Silane coupler oligomer.
Except using the aerosil of 15 percentage by weights, the polyethylene binder of 35 percentage by weights, 47 weights
Measure outside the powder activated carbon of percentage and the above-mentioned silane coupler oligomer of 3 percentage by weights, with same as Example 2
Method prepares complex filter.
Embodiment 6
Except using the aerosil of 15 percentage by weights, the polyethylene binder of 35 percentage by weights, 47 weights
Measure percentage powder activated carbon and by maleic acid grafting 3 percentage by weights grafted polyethylene outside, with the phase of embodiment 2
Same method prepares complex filter.
Comparative example 1
Except using 40 percentage by weights polyethylene binder and 60 percentage by weights powder activated carbon in addition to, with
The identical method of embodiment 2 prepares complex filter.
Comparative example 2
Except the aerosil using 2 percentage by weights, the polyethylene binder and 63 weights of 35 percentage by weights
Outside the powder activated carbon for measuring percentage, complex filter is prepared in method same as Example 2.
Comparative example 3
Except the aerosil using 35 percentage by weights, the polyethylene binder and 30 weights of 35 percentage by weights
Outside the powder activated carbon for measuring percentage, complex filter is prepared in method same as Example 2.
It is measured by the characteristic of the complex filter to being prepared from above-described embodiment and comparative example, and by its result
It is shown in Table 1 below.
The chlorine clearance of complex filter is calculated as follows, i.e. the chlorine of raw water is supplied with 2ppm, afterwards,
By being determined after 60 minutes using chlorine conparator is remained to the concentration of residual chlorine in the water filtered, utilize afterwards
Clearance is calculated with following formula.
The cl concn of clearance=(influent density of cl concn-filter water of raw water)/raw water
After complex filter was impregnated in the water that temperature is 20 DEG C up to 7 days, by the shape for observing complex filter
State is judged the durability of complex filter.
Table 1
It was found from the result of above-mentioned table 1, because the complex filter of embodiment 1 to 6 has outstanding adsorptivity, durable
Property, water purification performance etc., the function of preposition carbon filter, film filter and rearmounted carbon filter is performed so as to complex method.
On the contrary, understand comparative example 1 to the adsorptivity, durability and water purification performance of the complex filter of comparative example 3 than implementing
Example is poor.
Claims (7)
1. a kind of complex filter, it is characterised in that by the aeroge comprising 30~70 percentage by weights and 30~70 weight hundred
The composition of the polyethylene binder of point ratio is made, for performing preposition carbon filter, film filter and rearmounted with complex method
The function of carbon filter.
2. a kind of complex filter, it is characterised in that by the aeroge comprising 5~30 percentage by weights, 10~40 weight percents
The composition of the powder activated carbon of the polyethylene binder of ratio and 30~60 percentage by weights is made, for being performed with complex method
The function of preposition carbon filter, film filter and rearmounted carbon filter.
3. complex filter according to claim 2, it is characterised in that
Above-mentioned aeroge is aerosil,
The particle size of above-mentioned aerosil is 10~500 μm, and pore opening be 20~50nm, the porosity for 50~
99%.
4. complex filter according to claim 2, it is characterised in that above-mentioned aeroge and powder activated carbon are contained with utilizing
Epoxy silane coupling and mixture containing acrylate-based silane coupler use after being surface-treated.
5. complex filter according to claim 2, it is characterised in that
Above-mentioned composition additionally includes the silane coupler of 1~10 percentage by weight,
Above-mentioned silane coupler is the mixture containing epoxy silane coupling and containing acrylate-based silane coupler.
A kind of 6. preparation method of complex filter, it is characterised in that
Including：
Mixed processes, to the aeroge comprising 5~30 percentage by weights, the polyethylene binder of 10~40 percentage by weights and 30
The composition of the powder activated carbon of~60 percentage by weights is mixed；
The preparation section of complex filter, by by mixing above-mentioned composition be filled in the mould inserted with internal core rod it
Afterwards, it is compound to prepare by making above-mentioned guide ring pressurize the composition by mixing the guide ring pressurization of forcing press
Filter；
Heat treatment step, in the state of complex filter is drawn not from above-mentioned mould, the mould to forming complex filter
The entirety of tool is heat-treated；
Refrigerating work procedure, the entirety of the above-mentioned mould through Overheating Treatment is cooled down；And
Separation and cutting action, compound to be drawn from mould to being separated through overcooled above-mentioned mould and internal core rod
After filter, cut by specification,
Above-mentioned complex filter performs the function of preposition carbon filter, film filter and rearmounted carbon filter with complex method.
7. the preparation method of complex filter according to claim 6, it is characterised in that in above-mentioned refrigerating work procedure, lead to
Cross using gas or liquid to carry out chilling, so as to improve the intensity of complex filter and the porosity.
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| KR1020160087322A KR101661516B1 (en) | 2016-07-11 | 2016-07-11 | A complex filter and a method manufacturing the same |
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| CN107551675A (en) * | 2017-09-19 | 2018-01-09 | 江苏科力特环保科技有限公司 | A kind of antibacterial activity filtration core |
| CN113277773B (en) * | 2021-04-29 | 2022-08-19 | 武汉溢爱环保实业有限公司 | Natural zinc mineralized filter element and preparation method thereof |
| KR102356278B1 (en) * | 2021-10-15 | 2022-02-08 | (주) 한독크린텍 | Cylindrical carbon block filter and functional composite filter unit including the same |
| KR102473847B1 (en) * | 2022-08-04 | 2022-12-02 | 이기영 | A molded article for water quality improvement comprising activated carbon |
| CN115353358B (en) * | 2022-08-31 | 2023-04-18 | 慕林健康负氧离子医用建材(深圳)集团有限公司 | Negative oxygen ion health mud for purifying air, preventing condensation and inhibiting bacteria and preparation method thereof |
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| WO2018012684A1 (en) | 2018-01-18 |
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