CN109021513A - A kind of plastics chimney filter feedstock composition and preparation method thereof - Google Patents
A kind of plastics chimney filter feedstock composition and preparation method thereof Download PDFInfo
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- CN109021513A CN109021513A CN201810611942.1A CN201810611942A CN109021513A CN 109021513 A CN109021513 A CN 109021513A CN 201810611942 A CN201810611942 A CN 201810611942A CN 109021513 A CN109021513 A CN 109021513A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0001—Making filtering elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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- Physics & Mathematics (AREA)
- Geometry (AREA)
- Filtering Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a kind of plastics chimney filter feedstock compositions and preparation method thereof, and 3- aminopropyltriethoxy dimethoxysilane, Emulsifier EL-60, aliphatic ester, poly butyric ester, ethylene vinyl acetate, polydioxanone, polytetrafluoroethylparticle particle, methyltrimethoxysilane, dialkyl dithiophosphoric acid pyridine, lauryl sodium sulfate, end hydroxy butadiene are prepared into plastics composite；Plastics chimney filter feedstock composition is obtained after plastics composite is mixed with uramit, paraffin, is added into injection molding machine, is prepared chimney filter.Plastics chimney filter disclosed by the invention, which belongs to, to be cleaned again using environmentally friendly machine, and traditional filter bag equipment can be directly replaced, and be not necessary to modify existing dust-collecting equipment, while service life of equipment is long, and service life can be greater than traditional 10 times or more.
Description
The present invention is a kind of entitled plastics chimney filter and the composition for the plastics chimney filter, the applying date are 2017
May 24, application No. is the divisional applications of 2017104124219 patent applications, belong to product preparation method part.
Technical field
The invention belongs to field of environment protection equipment, and in particular to a kind of plastics chimney filter feedstock composition and preparation method thereof.
Background technique
With the development of modern industry, influence caused by health of the dust to environment and the mankind is got worse, effectively
Dust pollution is administered, Environmental protection pay attention to day by day and global warming phenomenon are serious in recent years, in order to advocate carbon reduction,
Environmental protection industry flourishes, and purifies the living environment of the mankind, it has also become proprietary common recognition.Existing chimney filter is only flat, filter
Pipe discounting end is divided into pointed and rectangular, and existing plastics chimney filter pulse dust cleaning has dead angle, causes ash-removal effect difference and filter area small；
Precipitron operation pressure is high；Conventional filter bag can not be replaced.
Summary of the invention
The object of the present invention is to provide a kind of plastics chimney filters, are used for deduster dedusting, are good for the environment development.
To achieve the above object of the invention, the technical solution adopted by the present invention is that: a kind of plastics chimney filter, by 3- aminopropyltriethoxy
Dimethoxysilane, Emulsifier EL-60 and aliphatic ester stir 1 hour at 90 degree, poly butyric ester are added, 100
Degree stirring 20 minutes adds ethylene vinyl acetate and polydioxanone, and 140 degree are stirred 2 hours, cold
But mixture is obtained to room temperature；By mixture, polytetrafluoroethylparticle particle, methyltrimethoxysilane, dialkyl dithiophosphoric acid
Pyridine, lauryl sodium sulfate, end hydroxy butadiene are mixed with batch mixer, form finely dispersed mixture；Then it will mix
Object is closed at 170 degree, 4MPa, closed heat treatment 4 hours；Then under 235 degree, the mixture extruder after heat treatment is granulated
Obtain plastics composite；It is added in injection molding machine after plastics composite is mixed with uramit, paraffin, melted according to 150 degree,
245 degree of molding techniques prepare tube body, reinforcing ring and reinforcing rod integrated component crude product；Then by tube body, reinforcing ring and reinforcing rod
Integrated component crude product is put into boiling water and handles 2 hours, takes out, heated-air drying, as tube body, reinforcing ring and reinforcing rod one portion
Part；Tube body, reinforcing ring and reinforcing rod integrated component and base combination are obtained into plastics chimney filter.
The invention also discloses a kind of preparation methods of plastics chimney filter, comprising the following steps: by 3- aminopropyltriethoxy diformazan
Oxysilane, Emulsifier EL-60 and aliphatic ester stir 1 hour at 90 degree, add poly butyric ester, stir at 100 degree
It mixes 20 minutes, adds ethylene vinyl acetate and polydioxanone, 140 degree are stirred 2 hours, are cooled to
Room temperature obtains mixture；By mixture, polytetrafluoroethylparticle particle, methyltrimethoxysilane, dialkyl dithiophosphoric acid pyridine,
Lauryl sodium sulfate, end hydroxy butadiene are mixed with batch mixer, form finely dispersed mixture；Then mixture is existed
170 degree, under 4MPa, closed heat treatment 4 hours；Then under 235 degree, the mixture extruder after heat treatment is granulated and is moulded
Feed composition；After plastics composite is mixed with uramit, paraffin be added injection molding machine in, according to 150 degree melt, 245 degree at
The technique of type prepares tube body, reinforcing ring and reinforcing rod integrated component crude product；Then by tube body, reinforcing ring and reinforcing rod integrated component
Crude product is put into boiling water and handles 2 hours, takes out, heated-air drying, as tube body, reinforcing ring and reinforcing rod integrated component；By tube body,
Reinforcing ring and reinforcing rod integrated component and base combination obtain plastics chimney filter.
In the present invention, chimney filter is hatch frame, and whole similar tubulose, bottom is mounted on shell, and top opening is used for arteries and veins
Rush in wind, tube wall filtration；The reinforcing ring is located in tube body, and is connect by reinforcing rod with tube body；The tube body
Cross section is gear type structure；The tooth top and tooth socket of the gear type structure are all arcuate structure；The reinforcing ring is located at tube body
One end；Circular platform type bulge-structure is equipped among the pedestal；The reinforcing rod is 4~8；The reinforcing rod and reinforcing ring connect
Contact is evenly distributed on reinforcing ring；The reinforcing rod is flat structure；The contact point of the reinforcing rod and tube body is located at gear
At the tooth socket of type structure；Each reinforcement pole length is consistent；The angle of the arcuate structure is 30~150 degree；The gear
The height of the tooth of type structure is reinforce pole length 28~34%.
The invention also discloses a kind of plastics chimney filter feedstock compositions and preparation method thereof, by 3- aminopropyltriethoxy diformazan
Oxysilane, Emulsifier EL-60 and aliphatic ester stir 1 hour at 90 degree, add poly butyric ester, stir at 100 degree
It mixes 20 minutes, adds ethylene vinyl acetate and polydioxanone, 140 degree are stirred 2 hours, are cooled to
Room temperature obtains mixture；By mixture, polytetrafluoroethylparticle particle, methyltrimethoxysilane, dialkyl dithiophosphoric acid pyridine,
Lauryl sodium sulfate, end hydroxy butadiene are mixed with batch mixer, form finely dispersed mixture；Then mixture is existed
170 degree, under 4MPa, closed heat treatment 4 hours；Then under 235 degree, the mixture extruder after heat treatment is granulated and is moulded
Feed composition；The plastics chimney filter feedstock composition is obtained after plastics composite is mixed with uramit, paraffin.
In the present invention, the 3- aminopropyltriethoxy dimethoxysilane, Emulsifier EL-60, aliphatic ester, poly- hydroxyl
Butyrate, ethylene vinyl acetate, polydioxanone, polytetrafluoroethylparticle particle, methyl trimethoxy oxygroup silicon
Alkane, dialkyl dithiophosphoric acid pyridine, lauryl sodium sulfate, end hydroxy butadiene mass ratio be 22: 11: 16: 32: 29
:14:25:32:11:8:29；The mass ratio of the plastics composite and uramit, paraffin is 100: 19: 2.
The present invention cooperates using so that gap is more uniform for paraffin using uramit as major porogen, especially logical
The heating of two steps is crossed, sky is avoided and is prematurely formed, the uniformity in the hole also fully ensured that, this does not see in the prior art, especially
It is follow-up hydrothermal processing, this is that the present invention is pioneering, substantially avoids the influence of impurity in hole, and several combinations produce obtained from
Product filter effect is excellent, and combines plastics composite, effectively can generate suction with particulate pollutant, even organic pollutant
Attached effect.
The present invention designs discounting formula structure in addition to creative in structure, improves the mechanical property and filtering of product
Effect mainly realizes fine efficient filtering and mechanical property, service life by preparing raw material and preparation process
Greatly improve.Existing plastics chimney filter is all polypropylene or doping polypropylene injection molding preparation, because polypropylene is easy to process, phase
To cheap, but there is a problem of that apparent poor mechanical property, poor filtration effect, service life are short, the present invention reopens thinking, asks
Teach materialogy expert, design it is new prepare raw material and technique, although upper complicated compared with existing product in cost and preparation,
It is the filter effect with long service life and high-precision, positive and negative calculating is handled for the enterprise for using chimney filter
Same gas, cost of consumption are the 29% of existing product, can be calculated, and in simple terms, product of the present invention price is existing
3 times of product or so, but service life of the present invention is at least 10 times of existing product, it is easy to it calculates, after practical application, the present invention
It is still low cost.
Chimney filter processing gas needs to have excellent wear-resisting property, strainability, heat resistance, it is also necessary to excellent power
Learn performance, flame retardant property；Existing product generally all addition inorganic material are to improve some performances, but organic-inorganic product is natural
Heterogeneity cause to be modified the defect that not can avoid still between two-phase anyway, the short time is not seen, but in high temperature height
Under wet gas constantly washes away, defect point can constantly expand, and lead to damage of product, and the invention avoids this problems, this is also this
Long one of the reason of invention life of product, but by reasonable organic matter compatibility, obtained product still mechanical property, heat-resisting
Performance, wear-resisting property are excellent, do not reduce quality.
In the present invention, for synthesis mixture as high-strength, high-anti-friction material of main part, polytetrafluoroethylene (PTFE) is mechanical strong to improve
Degree and processing performance simultaneously reduce coefficient of friction；The self-lubricating of organo-silicon compound and organosulfur compound to improve product
Property, while 3- aminopropyltriethoxy dimethoxysilane can also improve the affinity between product composition, polyoxyethylene caster
Oil increases activity, improves the reactivity between product；The present invention is not to reach technical effect by a kind of or two or three kind of substance,
But gas chromatography is organically subjected to compatibility, synergistic effect is played after reaction, can just obtain excellent technical effect, such as
The cooperation of silicon and sulphur not only improves product heat resistance and also gives good flame retardant property, such as based on the cooperation of acid anhydrides, ester, ketone
Material provides excellent mechanical support；Etc..
Plastics composite of the invention can be in wider hardness range elasticity with higher and intensity, excellent wear-resisting
Property, oil resistivity, fatigue durability and anti-vibration resistance, antiseptic property is good after end hydroxy butadiene is reacted with Emulsifier EL-60；
Using resin combination as major ingredient, reactive compound is selected to adjust reactivity and stability, by organosilicon, Organic fluoride characteristic,
Enhance the wear resistence of itself, degrees of fusion, mobility between small molecule guarantee each component, so that performance reaches optimal state；
In addition to good adhesive property, also there is enough intensity and good wear-resisting property between each resin.Generally, it is added
The intensity of epoxyn can be improved in certain inorganic filler, and can also improve other property of adhesive
Can, after ethylene vinyl acetate is reacted with lauryl sodium sulfate, end hydroxy butadiene, corrosion-resistant, wear-resisting,
Thermal conductivity is good, thermal expansion coefficient is low, can play skeleton and wear-resistant effect, and Emulsifier EL-60, aliphatic ester can be with
Reduce coefficient of friction, product can be made to become smooth, coefficient of friction becomes smaller.
In the present invention, the plastics chimney filter further includes pedestal, and tube body is mounted on the base；Preferably, among the pedestal
Equipped with circular platform type bulge-structure, be with chimney filter inside it is interior, circular platform type protrusion is ecto-entad protrusion, i.e., from chimney filter bottom to convex
Out；Circular platform type bulge-structure is arranged in chimney filter bottom in the invention, when air pulse undershoot to circular platform type bulge-structure
When, it is effectively formed rebound, plays the role of distributing air-flow, increases pulse lavage effect.Circular platform type protrusion, up-small and down-big, microcephaly
Closed at one end, major part is open at one end, is hollow, mitigation chimney filter body while promoting pulsatile effect from microcephaly to the one of major part section
Weight.Using right-angled trapezium perpendicular to straight line where the waist on bottom edge as rotary shaft, remaining each side rotation and what the curved surface that is formed was surrounded
Solid is called rotary table；Rotary shaft is called the axis of rotary table, the upper and lower bottom of right-angled trapezium rotate formed disc be known as rotary table it is upper,
Bottom surface, another waist rotate the side that formed curved surface is known as rotary table, and the waist of the right-angled trapezium of each position is known as justifying on side
The bus of platform, the height of rotary table are the distances between upper and lower bottom surface.
In the present invention, the reinforcing rod is a plurality of；The contact point of the reinforcing rod and reinforcing ring is evenly distributed on reinforcement
On ring；Reinforcing ring is arranged in the present invention in chimney filter for the first time, is circular configuration, avoids the use of inner support frame, reduce chimney filter
Component wear, and cost can be reduced, it is important to can guarantee chimney filter intensity with tube body integrated molding, and it is of the invention plus
The strengthening part of strong bar and reinforcing ring composition is flow guiding type structure, does not increase air resistance, does not influence filtering accuracy and efficiency, selects
Selecting that a plurality of reinforcing rods are evenly distributed on reinforcing ring can be while providing reinforcing effect, so that reinforcing ring itself is stable.
The present invention limits reinforcing ring and is located at tube body one end, rather than other positions, has both solved existing filter bag or chimney filter
The problem of needing inner support frame, and enhance the mechanical strength of chimney filter, while avoiding the influence to pulse cleaning, it is important to it is located at
One end can not influence gas filtration.
In the present invention, the reinforcing rod is flat structure；The reinforcing rod is 4~8；Flat structure refers to reinforcing rod
For thickness compared with length, the ratio that thickness accounts for length is small, preferably reinforcing rod with a thickness of the 2~3% of length, can so be formed
Gas flow guiding avoids the interference flowed to gas, while limiting the quantity of reinforcing rod, on the one hand guarantees enough reinforcing effects,
On the other hand cost is reduced, influence of the strengthening part to filter effect is also avoided.
In the present invention, the contact point of the reinforcing rod and tube body is located at the tooth socket of gear type structure；Each reinforcement
Pole length is consistent, so that reinforcing ring is located in the middle part of tube body.Tube body of the present invention and the cross-sectional area of outer tube are that tooth top and tooth socket are handed over
It is center symmetrical structure for the gear shape of setting；Reinforcing ring is arranged in tube body, can effectively play booster action, prevent
Stress-deviation, and at the tooth socket of gear structure be arranged reinforcing rod tie point, it is possible to reduce preparation difficulty, more important is keep away
Exempt to interference in air flow.
In the present invention, the angle of the arcuate structure is 30~150 degree；The tooth top and tooth socket of gear type structure can be by one
Section arc composition, can also be made of several sections of arcuate structures of different radians；The bottom at the top of all tooth tops and all tooth sockets
Respectively on the same circumference, the number of the angle corresponding teeth of arcuate structure, the number of teeth is too many, is difficult to demould in formed product, and
And be easily deformed, and there may be filtering dead angle, it is very little preferably to increase filtration contact area again；The present invention limits angle
Degree achieves the technical effect for not only improving filtering accuracy but also increasing filter efficiency, and product preparation is easy, and structure is steady
It is fixed.
In the present invention, the height of the tooth of the gear type structure is reinforce pole length 28~34%；Pass through the tune of height
Both section can change chimney filter filtration contact area, can change chimney filter pipe diameter size by the length adjustment of reinforcing rod, limit
Ratio guarantees stable intensity on the basis of guaranteeing filtering accuracy, filter efficiency.
Due to the above technical solutions, the present invention has the following advantages over the prior art:
Strengthening part is creatively arranged in the present invention in chimney filter, avoids under the intensity as caused by overall gear structure
Drop, the problem of stability difference, and by limiting strengthening part various parameters, reach not only stable chimney filter, but also do not influence gas flowing
Effect；Tooth top structure is equipped among chimney filter pedestal for the first time, by the inside tooth top in chimney filter bottom, when air pulse undershoot to tooth top
When structure, it is effectively formed rebound, plays the role of distributing air-flow, increases pulse lavage effect；Sintering of plastics chimney filter is not necessary to simultaneously
There is inner support frame, it is not easy to wear, cost can be reduced, mitigates chimney filter weight while promoting filter effect, overcomes existing skill
The problem that art chimney filter can aggravate；Discounting area increases, and increases filter area；In addition equipment reduces occupied area, can also reduce and make
Valence cost；Height by changing section number of teeth mesh, gear teeth tips part adjusts filtration contact area, using etc. static pressure at
Type can not only guarantee that the deformation comparison of product is small, can also require according to product design, change the cross section parameters of chimney filter,
To increase the filtration contact area of chimney filter to a certain extent, to improve the filter effect or save the cost of chimney filter.It is designing
In the case where identical filter area, identical filtering surface can be reached by reducing the dosage of chimney filter or reducing the caliber of chimney filter
Product, and space occupied by the screen pipe of more slim pipe diameter can be fewer, can thus reduce the volume of chimney filter, and saving steel is used
Amount, to generally save the manufacturing cost of filter plant；Plastics chimney filter structure composition is reasonable, and disassembly is easy, and is applicable in a variety of mistakes
Filter occasion；Material forms for sintering of plastics, and intensity is big, and sintering precision is high and wearability is strong；Filter type is absorption, surface filtration
It is combined with in-depth filtration, work principle of filter is mainly inertial collision, diffusion and retention, relative to cyclone dust removal, stratum granulosum mistake
Filtering dust collecting, electrostatic precipitation, wet sprinkling dedusting etc., not only high dust collection efficiency, filtering accuracy are high, obvious heat of smoke utilization rate is high, and
And use scope is wide, high temperature resistant, corrosion-resistant.
Plastics chimney filter disclosed by the invention, which belongs to, can clean again using environmentally friendly machine, and cleaning effect is best；It can be direct
Traditional filter bag equipment is replaced, is not necessary to modify existing dust-collecting equipment, while service life of equipment is long, service life can be greater than tradition
It 10 times of type or more, not only summarizes, also can determine from accelerating damage to test, the wear life of product of the present invention is existing from actual motion
There are 12.5 times of product；Reduce operation operating cost, the dust removal process suitable for high temperature, acid-base property coal-fired flue-gas.
Specific embodiment
The present invention will be further described below with reference to examples:
Embodiment one
3- aminopropyltriethoxy dimethoxysilane, Emulsifier EL-60 and aliphatic ester are stirred 1 hour at 90 degree, then
Poly butyric ester is added, is stirred 20 minutes at 100 degree, adds ethylene vinyl acetate and poly- to dioxy ring
Hexanone, 140 degree are stirred 2 hours, are cooled to room temperature to obtain mixture；By mixture, polytetrafluoroethylparticle particle, methyl trimethoxy oxygroup
Silane, dialkyl dithiophosphoric acid pyridine, lauryl sodium sulfate, end hydroxy butadiene are mixed with batch mixer, form dispersion
Uniform mixture；Then by mixture at 170 degree, 4MPa, closed heat treatment 4 hours；Then under 235 degree, at heat
Mixture extruder after reason is granulated to obtain plastics composite, i.e. plastics chimney filter plastics composite；
Plastics chimney filter feedstock composition is obtained after plastics composite is mixed with uramit, paraffin, is added into note
In molding machine, tube body, reinforcing ring and reinforcing rod integrated component crude product are prepared according to 150 degree of meltings, 245 degree of molding techniques；Then
Tube body, reinforcing ring and reinforcing rod integrated component crude product are put into boiling water and handled 2 hours, is taken out, heated-air drying, as tube body,
Reinforcing ring and reinforcing rod integrated component；Tube body, reinforcing ring and reinforcing rod integrated component and base combination are obtained into plastics chimney filter.
Above-mentioned 3- aminopropyltriethoxy dimethoxysilane, Emulsifier EL-60, aliphatic ester, poly butyric ester, second
Alkene-vinyl acetate copolymers, polydioxanone, polytetrafluoroethylparticle particle, methyltrimethoxysilane, dialkyl group two
Thiophosphoric acid pyridine, lauryl sodium sulfate, end hydroxy butadiene mass ratio be 22: 11: 16: 32: 29: 14: 25: 32:
11:8:29；The mass ratio of plastics composite and uramit, paraffin is 100: 19: 2；Above-mentioned tubular body (without reinforcing rod and is added
Qiang Huan, for testing) the indexs such as bending strength, tensile strength and wear rate detected, tensile strength is greater than 260 megapascal,
Bending strength is greater than 370 megapascal, and less than 0.008%, abrasion refers to less than 0.01%, 10,000 time wet-milling loss rate of 5000 dry grinding loss rates
Number is less than 21 (GB3960-83)；Toughness of products is strong, wear-resistant, and coefficient of friction is small, reduces noise；Oxygen index (OI) is 49；10% hydrogen
Sodium hydroxide solution impregnates 30 minutes surfaces without influence；Regular hydrochloric acid impregnates 15 minutes surfaces without influence.
Embodiment two
Using the preparation method of embodiment one, reinforcing ring is located in tube body, and is connect by reinforcing rod with tube body；Tube body
Cross section is gear type structure；The tooth top and tooth socket of gear type structure are all arcuate structure；Reinforcing ring is located at tube body one end；Reinforce
Bar is 8；The contact point of reinforcing rod and reinforcing ring is evenly distributed on reinforcing ring；Reinforcing rod is flat structure (with a thickness of length
3%)；The contact point of reinforcing rod and tube body is located at the tooth socket of gear type structure；Each reinforcement pole length is consistent；Arcuate structure
Angle be 150 degree；The height of the tooth of gear type structure is reinforce pole length 30%；Above structure is all conventional geometry knot
Structure.
By multiple actual measurement, the plastics chimney filter dust removal rate of the present embodiment reaches 99%, under same size, filtering
Efficiency is greater than 2.3 times of existing product, and under same treatment conditions, service life is at least 10 times of existing product, in existing product
On the basis of damage ten, product of the present invention is still continued to use.
By test, product of the invention: also can determine from accelerating damage to test, the wear life of product of the present invention is existing
There are 12 times or more of product；To the 50% of outer diameter, off-load immediately, product does not rupture press perpendicular；150 DEG C of pressurization 2Kg, 8 hours
It is indeformable；Temperature is under conditions of 0 DEG C, height 1M, the weight for being 3Kg with weight, impacts 20 times, no cracking；Curvature≤
1.2%, ring stiffness >=21KN/m2。
Embodiment three
Using the preparation method of embodiment one, reinforcing ring is located in tube body, and is connect by reinforcing rod with tube body；Tube body
Cross section is gear type structure；The tooth top and tooth socket of gear type structure are all arcuate structure；Reinforcing ring is located at tube body one end；Reinforce
Bar is 4；The contact point of reinforcing rod and reinforcing ring is evenly distributed on reinforcing ring；Reinforcing rod is flat structure (with a thickness of length
3%)；The contact point of reinforcing rod and tube body is located at the tooth socket of gear type structure；Each reinforcement pole length is consistent；Arcuate structure
Angle be 40 degree；The height of the tooth of gear type structure is reinforce pole length 33%.
By multiple actual measurement, the plastics chimney filter dust removal rate of the present embodiment reaches 99%, under same size, filtering
Efficiency is greater than 2.5 times of existing product, and under same treatment conditions, service life is at least 10 times of existing product, in existing product
On the basis of damage ten, product of the present invention is still continued to use.
By test, product of the invention: also can determine from accelerating damage to test, the wear life of product of the present invention is existing
There are 12 times or more of product；To the 50% of outer diameter, off-load immediately, product does not rupture press perpendicular；150 DEG C of pressurization 2Kg, 8 hours
It is indeformable；Temperature is under conditions of 0 DEG C, height 1M, the weight for being 3Kg with weight, impacts 20 times, no cracking；Curvature≤
1.2%, ring stiffness >=21KN/m2。
Example IV
Using the preparation method of embodiment one, reinforcing ring is located in tube body, and is connect by reinforcing rod with tube body；Tube body
Cross section is gear type structure；The tooth top and tooth socket of gear type structure are all arcuate structure；Reinforcing ring is located at tube body one end；Reinforce
Bar is 6；The contact point of reinforcing rod and reinforcing ring is evenly distributed on reinforcing ring；Reinforcing rod is flat structure (with a thickness of length
3%)；The contact point of reinforcing rod and tube body is located at the tooth socket of gear type structure；Each reinforcement pole length is consistent；Arcuate structure
Angle be 90 degree；The height of the tooth of gear type structure is reinforce pole length 30%；Circular platform type protrusion knot is equipped among pedestal
Structure.
By multiple actual measurement, the plastics chimney filter dust removal rate of the present embodiment reaches 99%, under same size, filtering
Efficiency is greater than 2.4 times of existing product, and under same treatment conditions, service life is at least 10 times of existing product, in existing product
On the basis of damage ten, product of the present invention is still continued to use.
By test, product of the invention: also can determine from accelerating damage to test, the wear life of product of the present invention is existing
There are 12 times or more of product；To the 50% of outer diameter, off-load immediately, product does not rupture press perpendicular；150 DEG C of pressurization 2Kg, 8 hours
It is indeformable；Temperature is under conditions of 0 DEG C, height 1M, the weight for being 3Kg with weight, impacts 20 times, no cracking；Curvature≤
1.2%, ring stiffness >=21KN/m2。
Claims (4)
1. plastics chimney filter feedstock composition, it is characterised in that: by 3- aminopropyltriethoxy dimethoxysilane, polyoxyethylene caster
Oil and aliphatic ester stir 1 hour at 90 degree, add poly butyric ester, stir 20 minutes at 100 degree, add ethylene-
Vinyl acetate copolymers and polydioxanone, 140 degree are stirred 2 hours, are cooled to room temperature to obtain mixture；It will mixing
Material, polytetrafluoroethylparticle particle, methyltrimethoxysilane, dialkyl dithiophosphoric acid pyridine, lauryl sodium sulfate, terminal hydroxy group
Polybutadiene is mixed with batch mixer, forms finely dispersed mixture；Then by mixture at 170 degree, 4MPa, at closed heat
Reason 4 hours；Then it under 235 degree, is granulated the mixture extruder after heat treatment to obtain plastics composite；By plastics composite
The plastics chimney filter feedstock composition is obtained after mixing with uramit, paraffin.
2. plastics chimney filter feedstock composition according to claim 1, it is characterised in that: the 3- aminopropyltriethoxy dimethoxy
Base silane, aliphatic ester, poly butyric ester, ethylene vinyl acetate, gathers to dioxy Emulsifier EL-60
Cyclohexanone, polytetrafluoroethylparticle particle, methyltrimethoxysilane, dialkyl dithiophosphoric acid pyridine, lauryl sodium sulfate, end
The mass ratio of hydroxyl polybutadiene is 22: 11: 16: 32: 29: 14: 25: 32: 11: 8: 29；The plastics composite and polyureas first
Aldehyde, paraffin mass ratio be 100: 19: 2.
3. the preparation method of plastics chimney filter feedstock composition, which comprises the following steps: by 3- aminopropyltriethoxy two
Methoxy silane, Emulsifier EL-60 and aliphatic ester stir 1 hour at 90 degree, poly butyric ester are added, at 100 degree
Stirring 20 minutes adds ethylene vinyl acetate and polydioxanone, and 140 degree are stirred 2 hours, cooling
Mixture is obtained to room temperature；By mixture, polytetrafluoroethylparticle particle, methyltrimethoxysilane, dialkyl dithiophosphoric acid pyrrole
Pyridine, lauryl sodium sulfate, end hydroxy butadiene are mixed with batch mixer, form finely dispersed mixture；It then will mixing
Object is at 170 degree, 4MPa, closed heat treatment 4 hours；Then under 235 degree, the mixture extruder after heat treatment is granulated
To plastics composite；The plastics chimney filter feedstock composition is obtained after plastics composite is mixed with uramit, paraffin.
4. the preparation method of plastics chimney filter feedstock composition according to claim 3, it is characterised in that: the 3- aminopropyl
Methyl dimethoxysilane, Emulsifier EL-60, aliphatic ester, poly butyric ester, vinyl-vinyl-acetic ester copolymerization
Object, polydioxanone, polytetrafluoroethylparticle particle, methyltrimethoxysilane, dialkyl dithiophosphoric acid pyridine, dodecane
Base sodium sulphate, end hydroxy butadiene mass ratio be 22: 11: 16: 32: 29: 14: 25: 32: 11: 8: 29；The plastic composition
The mass ratio of object and uramit, paraffin is 100: 19: 2.
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| CN104277326A (en) * | 2014-09-15 | 2015-01-14 | 合肥瑞瑶环保建材科技有限公司 | Ageing-resistant plastic pipe |
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Application publication date: 20181218 |