CN109137345A - The preparation method and filtrate of the dedicated filtrate of overlay film - Google Patents
The preparation method and filtrate of the dedicated filtrate of overlay film Download PDFInfo
- Publication number
- CN109137345A CN109137345A CN201810858031.9A CN201810858031A CN109137345A CN 109137345 A CN109137345 A CN 109137345A CN 201810858031 A CN201810858031 A CN 201810858031A CN 109137345 A CN109137345 A CN 109137345A
- Authority
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- China
- Prior art keywords
- overlay film
- filtrate
- preparation
- dedicated
- baking oven
- 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.)
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Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C3/00—Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics
-
- 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
-
- 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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C15/00—Calendering, pressing, ironing, glossing or glazing textile fabrics
- D06C15/08—Rollers therefor
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C9/00—Singeing
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention discloses the preparation method and filtrate of a kind of dedicated filtrate of overlay film, which spins original cloth before including: and successively passes through stentering forming, singes and chilling roller calendering, and the dedicated filtrate of the overlay film is made；Wherein, the upper roll temperature, middle roll temperature and lower roll temperatures of the chilling roller calendering are 0-20 DEG C.The preparation method of the dedicated filtrate of overlay film of the invention, filtrate are formed in post-processing sizing link using stentering forming rather than calendering, and by eight section baking oven high-temperature shaping of stenter, filter material surface stiffness is preferable；Filtrate post-processing singes link using light-burned cold rolling by the way of, avoids conventional calendering of singing and handles that filter material surface is smooth, and when overlay film causes the generation of overlay film loosely this phenomenon；Simultaneously by high-temperature shaping filter material surface stiffness it is preferable, avoid filtrate it is soft can not overlay film, effectively improve the finished product row yielding and qualification rate of coated products, reduce consumption.
Description
Technical field
The invention belongs to industrial filter bag bag type dust removing technology fields, more particularly, to a kind of dedicated filtrate of overlay film
Preparation method and filtrate.
Background technique
With the development of national economy, the pollution problem of environment is increasingly taken seriously.In order to realize that National Environmental can
Sustainable development strategy policy, industrial enterprise realize that " 10mg or less " minimum discharge has become the important means of various environmental improvements
One of.Because coated filter material is able to satisfy this requirement, coated filter material is very by the welcome in market.Coated filter material refers to common
Filter material surface increases solid filter layer and forms the filtrate product of the characteristic of surface filtration.This solid filter layer is that one kind covers
In the film of the more micropore dead smooths of one layer of continuous uniform on ordinary filter surface.Coated filter material has the advantage that (1) was improved
Efficiency is filtered, especially there is good interception effect to the lesser sub-micron dust of partial size；Dust emission concentration reaches 10mg/Nm3
Hereinafter, substantially achieving zero-emission；(2) due to its lower more stable pressure difference, can be improved product quality and system it is reliable
Property；(3) filter bag pressure difference is low, has good dust peeling property, and deashing property is good；(4) deashing frequency is low, can greatly extend
The service life of filter bag.
The producer that filtrate overlay film is specialized on current market is more, and the dedicated filtrate of overlay film that they buy is normal
Rule are singed calendering processing filtrate, and filtrate stiffness is poor, and filter material surface is relatively smooth, and fastness is poor when overlay film, and waste is more
Seriously.Therefore, it is necessary to a kind of coated filter material product of function admirable be provided, to solve to process coated filter material mistake at this stage
Row yielding is low in journey, problem at high cost and low qualification rate, improves the stability of coated filter material product quality.
Summary of the invention
The purpose of the present invention is overcoming the deficiencies of existing technologies, a kind of preparation method of dedicated filtrate of overlay film is provided, with solution
Low, the at high cost and low qualification rate problem of row yielding during coated filter material is certainly processed at this stage；It is effective to guarantee overlay film
The stability of filtrate product quality.
To achieve the goals above, an aspect of of the present present invention provides a kind of preparation method of dedicated filtrate of overlay film, feature
It is, which spins original cloth before including: and successively pass through stentering forming, singe and chilling roller calendering, and it is dedicated that the overlay film is made
Filtrate；Wherein, the upper roll temperature, middle roll temperature and lower roll temperatures of the chilling roller calendering are 0-20 DEG C.
Another aspect of the present invention provides a kind of dedicated filtrate of overlay film of above-mentioned preparation method preparation.
The preparation method of the dedicated filtrate of overlay film of the invention, filtrate using stentering forming rather than are rolled in post-processing sizing link
Light sizing, by eight section baking oven high-temperature shaping of stenter, filter material surface stiffness is preferable；Filtrate post-processing singes link using light
The mode for burning cold rolling, avoids that conventional calendering processing filter material surface of singing is smooth, and when overlay film causes overlay film loosely this phenomenon
Occur；Simultaneously by high-temperature shaping filter material surface stiffness it is preferable, avoid filtrate it is soft can not overlay film, effectively improve
The finished product row yielding and qualification rate of coated products, reduce consumption.
Other features and advantages of the present invention will then part of the detailed description can be specified.
Detailed description of the invention
Exemplary embodiment of the invention is described in more detail in conjunction with the accompanying drawings, it is of the invention above-mentioned and its
Its purpose, feature and advantage will be apparent, wherein in exemplary embodiment of the invention, identical reference label
Typically represent same parts.
Fig. 1 shows the flow chart of the preparation method of the dedicated filtrate of overlay film according to an embodiment of the invention.
Specific embodiment
The preferred embodiment of the present invention is described in more detail below.Although the following describe preferred implementations of the invention
Mode, however, it is to be appreciated that may be realized in various forms the present invention without that should be limited by the embodiments set forth herein.Phase
Instead, these embodiments are provided so that the present invention is more thorough and complete, and can be by the scope of the present invention completely
It is communicated to those skilled in the art.
An aspect of of the present present invention provides a kind of preparation method of dedicated filtrate of overlay film, which spins original cloth before including:
Successively pass through stentering forming, singe and chilling roller calendering, the dedicated filtrate of the overlay film is made；Wherein, the upper roller of the chilling roller calendering
Temperature, middle roll temperature and lower roll temperatures are 0-20 DEG C.
Conventional coverlay film is formed with filtrate manufacturer using three rolling light, and three roll temperature of upper, middle and lower roller is respectively 180 DEG C, 80
DEG C, 180 DEG C, when sizing is that calendering surface is contacted with filtrate, therefore fixed effect is poor, and the filtrate of side pine is formed by calendering
Back is still more loose, and stiffness and dimensional stability are poor, to cause overlay film loosely, especially filtrate both sides are more serious.So
And the dedicated filtrate of overlay film of the invention, filtrate are formed in post-processing sizing link using stentering forming rather than calendering, and tentering is passed through
Eight section baking oven high-temperature shaping of machine, since stentering forming belongs to the sizing of solid space heat, and tenter oven temperature is higher, finally
Two section oven temperature highests are up to 230 DEG C, therefore the filter material surface stiffness after stentering forming is preferable and hot dimensionally stable
Property is preferable.
Using the processing mode of hot rolling, i.e. three roller of calender upper, middle and lower when Conventional coverlay film is singed with filtrate production producer
Temperature is respectively 120 DEG C, and 120 DEG C, 80 DEG C, filter material surface is relatively smooth after this treatment process will cause calendering, meeting when overlay film
Cause filter material surface that can not normally be combined with film, to cause overlay film loosely, film is easy to fall off in product use process, is caused most
Whole coated products breathe freely it is bigger than normal, in 10m3/m2.min@200Pa or so, cause to discharge it is exceeded, can not normal use.And it is of the invention
Method use cold rolling processing mode, i.e., three roller temperatures of upper, middle and lower be 0-20 DEG C, after singing calendering handle filtrate table
Chilling roller calendering is passed through in face, so that filter material surface is slightly rough, matte can be effectively in conjunction with film when overlay film, and overlay film fastness is preferable, thoroughly
Gas is preferable, and final coated products are ventilative to can reach 2-5m3/m2.min@200Pa can be very good to meet 10mg ultralow row below
Put requirement.
In accordance with the present invention it is preferred that the first baking oven of the stentering forming, the second baking oven, third baking oven, the 4th baking oven,
5th baking oven, the 6th baking oven, the 7th baking oven and the 8th baking oven temperature be respectively 165 DEG C -175 DEG C, 180 DEG C -185 DEG C, 190
DEG C -195 DEG C, 200 DEG C -210 DEG C, 210 DEG C -215 DEG C, 215 DEG C -220 DEG C, 220 DEG C -225 DEG C, 225 DEG C -230 DEG C, and eight sections
The temperature of baking oven successively increases.
In the present invention, stentering forming uses framing shaping machine, and framing shaping machine has eight section baking ovens, and hot-air is in circulating fan
Advertise under effect, cloth cover is constantly sprayed on by the pore on circular jet frame, will before prepattern spin original cloth by edge spreader open width
It is sent into machine, by the constant temperature oven of continuous several different temperature sections, original cloth can be formed well, filtrate dimensional stability can
To be controlled well by thermal finalization, and filter material surface stiffness is preferable.
In accordance with the present invention it is preferred that the host speed of the stentering forming is 4.5-6m/min.
In accordance with the present invention it is preferred that the burner flow singed is 0.1-0.4MPa；Preferably 0.3-0.4MPa.
Flow is 0.6Mpa or so when conventional producer singes, and filtrate face of singing is harder rougher after singing, and when overlay film then can
The phenomenon that causing the overlay film of filter material surface to be punctured, and filtrate post-processing of the invention singes link using light-burned cold rolling
Mode is singed using the flow of 0.1-0.4Mpa, and efficiently avoiding singing, it is overweight and excessive to cause the face of singing to singe in the process
It is coarse, and then film is punctured when avoiding overlay film, causes to breathe freely larger, can not normal use the problem of.
In accordance with the present invention it is preferred that the host speed singed is 12-18m/min.
In accordance with the present invention it is preferred that the upper roll temperature of the chilling roller calendering, middle roll temperature and lower roll temperatures are 0-10
℃；Preferably 0-5 DEG C.
In accordance with the present invention it is preferred that the pressure of top roll of the chilling roller calendering, middle roller pressure and lower roller pressure are 0-
2MPa。
The coarse of filter material surface is adjusted by the pressure and temperature of three roller of upper, middle and lower of control chilling roller calendering in this hair
Degree, so that filtrate product has good overlay film effect.
In accordance with the present invention it is preferred that the stentering forming and described singing with chilling roller calendering respectively in two production lines
Upper progress.
In the present invention, it is preferable that rear spinning equipment is two production lines, and spinning equipment is followed successively by unreeling machine-stenter after first
Forming machine-winder；Spinning equipment is followed successively by-three rolling ray machine of unreeling machine-tension bracket-gassing frame-winder after second.
Another aspect of the present invention provides a kind of dedicated filtrate of overlay film of above-mentioned preparation method preparation.
The dedicated filtrate product of overlay film of the invention, cloth cover effect of singing is preferable, relative coarseness, and filtrate stiffness is preferable,
The problem of overlay film filtrate is second-rate at this stage for effective solution, is unable to satisfy overlay film requirement.
The present invention is further illustrated by the following examples:
Embodiment 1
As shown in Figure 1, the present embodiment prepares the dedicated filtrate of 500g/ ㎡ terylene overlay film, it is fixed that preceding spinning original cloth carries out tentering first
Type, eight section oven temperature of framing shaping machine are respectively 170 DEG C, 180 DEG C, 190 DEG C, 200 DEG C, 210 DEG C, 215 DEG C, 225 DEG C, 230
DEG C, host speed is 5m/min；Secondly it carrying out slightly singing and chilling roller calendering, firing nozzle of singeing frame flow is adjusted to 0.1Mpa, and three
Upper roll temperature, middle roll temperature and the lower roll temperatures of rolling ray machine are 0 DEG C, and pressure of top roll, middle roller pressure and lower roller pressure are
0MPa, host speed are 15m/min.
Embodiment 2
The present embodiment and the firing nozzle of singeing frame flow that is distinguished as of embodiment 1 are adjusted to 0.2Mpa, other each steps and technique
Parameter is same as Example 1.
Embodiment 3
The present embodiment and the firing nozzle of singeing frame flow that is distinguished as of embodiment 1 are adjusted to 0.3Mpa, other each steps and technique
Parameter is same as Example 1.
Embodiment 4
The present embodiment and the firing nozzle of singeing frame flow that is distinguished as of embodiment 1 are adjusted to 0.4Mpa, other each steps and technique
Parameter is same as Example 1.
Embodiment 5
The present embodiment and the upper roll temperature, middle roll temperature and lower roll temperatures for being distinguished as three rolling ray machines of embodiment 3 are
10 DEG C, pressure of top roll, middle roller pressure and lower roller pressure are 0MPa, and other each steps and technological parameter are same as Example 3.
Embodiment 6
The present embodiment and the upper roll temperature, middle roll temperature and lower roll temperatures for being distinguished as three rolling ray machines of embodiment 3 are
20 DEG C, pressure of top roll, middle roller pressure and lower roller pressure are 0MPa, and other each steps and technological parameter are same as Example 3.
Comparative example 1
The firing nozzle of singeing frame flow that is distinguished as of this comparative example and embodiment 1 is adjusted to 0.5Mpa, other each steps and technique
Parameter is same as Example 1.
Comparative example 2
The firing nozzle of singeing frame flow that is distinguished as of this comparative example and embodiment 1 is adjusted to 0.6Mpa, other each steps and technique
Parameter is same as Example 1.
Comparative example 3
Spin original cloth before being distinguished as of this comparative example and embodiment 1 and carry out three roller sizings first, upper roll temperature, middle roll temperature and
Lower roll temperatures are respectively 180 DEG C, 80 DEG C, 180 DEG C, and other each steps and technological parameter are same as Example 1.
Test case
Performance is carried out according to GB/T6719-2009 standard to the dedicated filtrate of overlay film prepared by embodiment 1-6 and comparative example 1-3
There is test result to be shown in Table 1 for test；Wherein, stiffness is touched by hand and is tested.
Table 1
Wherein, it is rougher and it is coarse for be suitble to overlay film state, surface reach roughened state be it is most ideal, excess abrasive is
Undesirable overlay film state, film is punctured when such state is easy to produce overlay film, cause to breathe freely larger, can not normal use ask
Topic.
Various embodiments of the present invention are described above, above description is exemplary, and non-exclusive, and
It is not limited to disclosed each embodiment.Without departing from the scope and spirit of illustrated each embodiment, for this skill
Many modifications and changes are obvious for the those of ordinary skill in art field.
Claims (10)
1. a kind of preparation method of the dedicated filtrate of overlay film, which is characterized in that the preparation method spins original cloth successively by drawing before including:
Width sizing is singed and chilling roller calendering, and the dedicated filtrate of the overlay film is made；Wherein, the upper roll temperature of the chilling roller calendering, middle roller temperature
Degree and lower roll temperatures are 0-20 DEG C.
2. the preparation method of the dedicated filtrate of overlay film according to claim 1, wherein the first baking oven of the stentering forming,
Second baking oven, third baking oven, the 4th baking oven, the 5th baking oven, the 6th baking oven, the 7th baking oven and the 8th baking oven temperature be respectively
165℃-175℃、180℃-185℃、190℃-195℃、200℃-210℃、210℃-215℃、215℃-220℃、220
DEG C -225 DEG C, 225 DEG C -230 DEG C, and the temperature of eight section baking ovens successively increases.
3. the preparation method of the dedicated filtrate of overlay film according to claim 1, wherein the host speed of the stentering forming is
4.5-6m/min。
4. the preparation method of the dedicated filtrate of overlay film according to claim 1, wherein the burner flow singed is 0.1-
0.4MPa。
5. the preparation method of the dedicated filtrate of overlay film according to claim 1, wherein the burner flow singed is 0.3-
0.4MPa。
6. the preparation method of the dedicated filtrate of overlay film according to claim 1, wherein the host speed singed is 12-
18m/min。
7. the preparation method of the dedicated filtrate of overlay film according to claim 1, wherein the upper roll temperature of the chilling roller calendering,
Middle roll temperature and lower roll temperatures are 0-10 DEG C；Preferably 0-5 DEG C.
8. the preparation method of the dedicated filtrate of overlay film according to claim 1, wherein the pressure of top roll of the chilling roller calendering,
Middle roller pressure and lower roller pressure are 0-2MPa.
9. the preparation method of the dedicated filtrate of overlay film described in any one of -8 according to claim 1, wherein the stentering forming
And described singe carries out on two production lines respectively with chilling roller calendering.
10. the dedicated filtrate of overlay film of the preparation of preparation method described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810858031.9A CN109137345B (en) | 2018-07-31 | 2018-07-31 | Preparation method of special filter material for laminating and filter material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810858031.9A CN109137345B (en) | 2018-07-31 | 2018-07-31 | Preparation method of special filter material for laminating and filter material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109137345A true CN109137345A (en) | 2019-01-04 |
| CN109137345B CN109137345B (en) | 2021-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810858031.9A Active CN109137345B (en) | 2018-07-31 | 2018-07-31 | Preparation method of special filter material for laminating and filter material |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01100223A (en) * | 1987-10-13 | 1989-04-18 | Kawasaki Steel Corp | Production of grain-oriented silicon steel sheet having high magnetic flux density and low iron loss |
| CN102008854A (en) * | 2009-09-08 | 2011-04-13 | 厦门三维丝环保股份有限公司 | Composite micropore filter material |
| CN107557997A (en) * | 2017-10-12 | 2018-01-09 | 福建南纺有限责任公司 | A kind of production method of the grease proofing acupuncture lacing felt filter material of water repellent |
-
2018
- 2018-07-31 CN CN201810858031.9A patent/CN109137345B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01100223A (en) * | 1987-10-13 | 1989-04-18 | Kawasaki Steel Corp | Production of grain-oriented silicon steel sheet having high magnetic flux density and low iron loss |
| CN102008854A (en) * | 2009-09-08 | 2011-04-13 | 厦门三维丝环保股份有限公司 | Composite micropore filter material |
| CN107557997A (en) * | 2017-10-12 | 2018-01-09 | 福建南纺有限责任公司 | A kind of production method of the grease proofing acupuncture lacing felt filter material of water repellent |
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| Publication number | Publication date |
|---|---|
| CN109137345B (en) | 2021-07-02 |
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