CN108819426A - A kind of polytetrafluoroethylfilter filter material set composite and preparation method thereof - Google Patents
A kind of polytetrafluoroethylfilter filter material set composite and preparation method thereof Download PDFInfo
- Publication number
- CN108819426A CN108819426A CN201810733564.4A CN201810733564A CN108819426A CN 108819426 A CN108819426 A CN 108819426A CN 201810733564 A CN201810733564 A CN 201810733564A CN 108819426 A CN108819426 A CN 108819426A
- Authority
- CN
- China
- Prior art keywords
- hot pressing
- pressing roller
- woven fabrics
- filter material
- material set
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- 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
- B01D39/1692—Other shaped material, e.g. perforated or porous sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Laminated Bodies (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a kind of polytetrafluoroethylfilter filter material set composites and preparation method thereof, including：Non-woven fabrics is equipped with polytetrafluoroethylene film at least provided with two blocks between the non-woven fabrics；Hot pressing roller, at least provided with two, the hot pressing roller setting corresponding with the non-woven fabrics, the hot pressing roller carries out hot-pressing processing to the non-woven fabrics and the polytetrafluoroethylene film simultaneously；EVA (ethylene-vinyl acetate copolymer) hot melt adhesive is not used in preparation process, it is not only environmental-friendly, easy to operate in this way, production energy consumption is more reduced, production cost has been saved.
Description
Technical field
The present invention relates to filtering material preparation technical fields, and in particular to a kind of polytetrafluoroethylfilter filter material set composite and its
Preparation method.
Background technique
With the fast development of countries in the world modernization industry process, environmental problem is increasingly prominent, and traditional mode of production PTFE is (poly-
Tetrafluoroethene) filtrate be all with PET (polyethylene terephthalate) and EVA (ethylene-vinyl acetate copolymer) hot melt adhesive come
PTFE (polytetrafluoroethylene (PTFE)) film is combined with each other.But have in EVA (ethylene-vinyl acetate copolymer) containing higher volatility
Machine object, this not only can cause environmental pollution, but also cannot use in electronics toilet.
Patent of invention reports that filtering material preparation method is " the woven coated filter material of coal-burning boiler high silica fiber and its system
Preparation Method " patent of invention (application No. is 201510058913.3), by by the fabric after thermal finalization introduce hot laminating machine with
PTFE (polytetrafluoroethylene (PTFE)) microporous membrane is combined with each other.Hot coated temperature is 300-350 DEG C, and overlay film speed is 3-6m/min.
The speed of production of the process route is slow, and coated temperature is high, and production energy consumption is high.
Summary of the invention
In order to solve the above-mentioned technical problem, the invention proposes a kind of polytetrafluoroethylfilter filter material set composite and its preparation sides
Method does not use EVA (ethylene-vinyl acetate copolymer) hot melt adhesive, so not only environmental-friendly, operation side in preparation process
Just, production energy consumption is more reduced, production cost has been saved.
In order to achieve the above object, technical scheme is as follows：
A kind of polytetrafluoroethylfilter filter material set composite, including：
Non-woven fabrics is equipped with polytetrafluoroethylene film at least provided with two blocks between the non-woven fabrics；
Hot pressing roller, at least provided with two, the hot pressing roller setting corresponding with the non-woven fabrics, the hot pressing roller
Hot-pressing processing is carried out simultaneously to the non-woven fabrics and the polytetrafluoroethylene film.
A kind of polytetrafluoroethylfilter filter material set composite provided by the invention and preparation method thereof, does not use in preparation process
EVA (ethylene-vinyl acetate copolymer) hot melt adhesive, it is not only environmental-friendly, easy to operate in this way, production energy consumption is more reduced, is saved
About production cost.
Based on the above technical solution, following improvement can also be done：
As a preferred option, the non-woven fabrics includes polyethylene epidermis, and the polyethylene epidermis is coated on the nonwoven
Cloth surface layer.
As a preferred option, the non-woven fabrics further includes poly terephthalic acid plastic core, and the non-woven fabrics is coated on
Poly terephthalic acid plastic core surface layer.
As a preferred option, the hot pressing roller be equipped with array temperature sensors, the array temperature sensors with
The hot pressing roller electrical connection.
As a preferred option, the hot pressing roller includes the first hot pressing roller and the second hot pressing roller, first heat
Roller wheel and the second hot pressing roller are perpendicular arranged symmetrically.
As a preferred option, the first hot pressing roller is equipped with roller bearing and portal frame, the roller bearing and described first
Hot pressing roller wears connection, and the portal frame is fixedly connected with the roller bearing.
As a preferred option, described device includes:Cylinder rod, the cylinder rod are fixedly connected with the portal frame.
As a preferred option, described device includes:Cylinder, the cylinder are connect with the cylinder rod, and the cylinder drives
It moves the first hot pressing roller and is run up and down along vertical direction.
As a preferred option, a kind of polytetrafluoroethylfilter filter material composite preparation process, including following preparation step：
1) polytetrafluoroethylene film is equipped between non-woven fabrics, simultaneous transmission is between hot pressing roller；
2) polyethylene epidermis is coated on non-woven fabrics surface layer, and non-woven fabrics is coated on poly terephthalic acid plastic core surface layer,
Under combined temp, the polyethylene epidermis on non-woven fabrics surface layer is heated first to be melted, and polytetrafluoroethylene film compound thermal is pressed in non-woven fabrics surface layer
On.
As a preferred option, the combined temp is 165 DEG C -215 DEG C, and the polytetrafluoroethylene film compound thermal is pressed in nothing
Overlay film speed is 25-30m/min on woven fabric surface layer.
Detailed description of the invention
Fig. 1 is a kind of structure chart of polytetrafluoroethylfilter filter material set composite provided in an embodiment of the present invention；
Fig. 2 is a kind of local structural graph of polytetrafluoroethylfilter filter material set composite provided in an embodiment of the present invention；
Fig. 3 is a kind of second hot pressing roller arrangement of polytetrafluoroethylfilter filter material set composite provided in an embodiment of the present invention
Figure；
Wherein：1. hot pressing roller, 11. first hot pressing rollers, 12. second hot pressing rollers, 2. non-woven fabrics, 21. first nonwovens
Cloth, 22. second non-woven fabrics, 3. polytetrafluoroethylene films, 4. roller bearings, 5. portal frames, 6. cylinder rods, 7. cylinders, 8. temperature sensors,
9. product.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
In order to reach the purpose of the present invention, as shown in Figures 1 to 3, a kind of compound dress of polytetrafluoroethylfilter filter material of the present embodiment
It sets, including：
Non-woven fabrics 2 is equipped with polytetrafluoroethylene film 3 at least provided with two blocks between the non-woven fabrics 2；
Hot pressing roller 1, at least provided with two, the hot pressing roller 1 setting corresponding with the non-woven fabrics 2, the hot pressing
Roller 1 carries out hot-pressing processing with the polytetrafluoroethylene film 3 to the non-woven fabrics 2 simultaneously.
A kind of polytetrafluoroethylfilter filter material set composite provided by the invention and preparation method thereof, does not use in preparation process
EVA (ethylene-vinyl acetate copolymer) hot melt adhesive, it is not only environmental-friendly, easy to operate in this way, production energy consumption is more reduced, is saved
About production cost.
In some embodiments, the non-woven fabrics 2 includes polyethylene epidermis (not shown), and the polyethylene epidermis (does not show
It is coated on 2 surface layer of non-woven fabrics out).
Using above-described embodiment, it is coated on the polyethylene epidermis (not shown) on 2 surface layer of non-woven fabrics, since its fusing point is low, by
Heat is first begin to melt.
In some embodiments, the non-woven fabrics 2 further includes poly terephthalic acid plastic core (not shown), the nonwoven
Cloth 2 is coated on the poly terephthalic acid plastic core (not shown) surface layer.
Using above-described embodiment, positioned at the poly terephthalic acid plastic core (not shown) and polytetrafluoro of 2 core of non-woven fabrics
Its fusing point of vinyl film 3 is very high, and under combined temp, performance is not affected and changes.
In some embodiments, the hot pressing roller 1 is equipped with array temperature sensors 8, the array temperature sensors 8
It is electrically connected with the hot pressing roller 1.
Using above-described embodiment, array temperature is equipped on the first hot pressing roller 11 and the second hot pressing roller 12
Spend sensor 8, the array temperature sensors 8 are electrically connected with the first hot pressing roller 11, the array temperature sensors 8 and
The second hot pressing roller 12 is electrically connected.Array temperature sensors 8 can be with the first hot pressing of real-time detection roller 11 or the second hot pressing
Roller 12 carries out temperature when hot-pressing processing, convenient for staff can adjust in time hot pressing roller 1 to the non-woven fabrics 2 with
The polytetrafluoroethylene film 3 carries out hot pressing temperature when hot-pressing processing simultaneously, avoids the first hot pressing roller 11 or the second hot-pressing roller
Wheel 12 carries out the temperature of hot-pressing processings not within the scope of 165 DEG C -215 DEG C or 2 uneven heating of the non-woven fabrics, and product 9 is caused to close
Lattice rate reduces.
In some embodiments, the hot pressing roller 1 includes the first hot pressing roller 11 and the second hot pressing roller 12, and described the
One hot pressing roller 11 is perpendicular arranged symmetrically with the second hot pressing roller 12.
Using above-described embodiment, structure is simple, convenient for the non-woven fabrics 2 and the polytetrafluoroethylene film 3 simultaneously into
Row hot-pressing processing, the first hot pressing roller 11 is perpendicular arranged symmetrically with the second hot pressing roller 12, easy to operate, improves
Carry out the efficiency of hot-pressing processing.
In some embodiments, the first hot pressing roller 11 be equipped with roller bearing 4 and portal frame 5, the roller bearing 4 with it is described
First hot pressing roller 11 wears connection, and the portal frame 5 is fixedly connected with the roller bearing 4.
Using above-described embodiment, structure is simple, easy to operate, is convenient for the first hot pressing roller 11 along vertical direction
Operation is operated up and down.
In some embodiments, described device includes:Cylinder rod 6, the cylinder rod 6 are fixedly connected with the portal frame 5.
Using above-described embodiment, structure is simple, easy to operate, is convenient for the first hot pressing roller 11 along vertical direction
Operation is operated up and down.
In some embodiments, described device includes:Cylinder 7, the cylinder 7 are connect with the cylinder rod 6, the cylinder
7 driving the first hot pressing rollers 11 are run up and down along vertical direction.
Using above-described embodiment, structure is simple, easy to operate, convenient for the first hot pressing roller 11 of driving along vertical direction
Operation up and down.
In some embodiments, a kind of polytetrafluoroethylfilter filter material composite preparation process, including following preparation step：
1) polytetrafluoroethylene film 3, simultaneous transmission to the first hot pressing roller 11 and the first hot pressing roller are equipped between non-woven fabrics 2
Between 12；
2) polyethylene epidermis (not shown) is coated on 2 surface layer of non-woven fabrics, and non-woven fabrics 2 is coated in poly terephthalic acid plastics
Core (not shown) surface layer, under combined temp, the polyethylene epidermis (not shown) on 2 surface layer of non-woven fabrics is heated first to be melted, polytetrafluoro
3 compound thermal of vinyl film is pressed on 2 surface layer of non-woven fabrics.
Using above-described embodiment, EVA (ethylene-vinyl acetate copolymer) hot melt adhesive is not used in preparation process, in this way
It is not only environmental-friendly, easy to operate, production energy consumption is more reduced, overlay film speed is improved, has saved production cost.
In some embodiments, the combined temp is 165 DEG C -215 DEG C, and 3 compound thermal of polytetrafluoroethylene film is pressed in
Overlay film speed is 25-30m/min on 2 surface layer of non-woven fabrics.
Using above-described embodiment, the preferably described combined temp is 190 DEG C -200 DEG C, and coated temperature is lower, reduces energy consumption,
Overlay film speed is improved, production cost has been saved.
A kind of polytetrafluoroethylfilter filter material set composite and preparation method thereof does not use EVA (ethylene-vinegar in preparation process
Sour ethylene copolymer) hot melt adhesive, it is not only environmental-friendly, easy to operate in this way, production energy consumption is more reduced, overlay film speed is improved
Degree, has saved production cost.
The second hot pressing roller 12 is equipped with roller bearing 4, and the roller bearing 4 wears with the second hot pressing roller 12 and connect.
The second hot pressing roller 12 is not run up and down along vertical direction, drives the first hot pressing roller 11 by the cylinder 7
It is run up and down along vertical direction, adjusts the distance between the hot pressing roller 1 and described non-woven fabrics 2, exist convenient for staff
The operation that blowing is carried out when hot-pressing processing, not only increases production efficiency in this way, has more saved production cost.
The above are merely the preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art,
Without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (10)
1. a kind of polytetrafluoroethylfilter filter material set composite, which is characterized in that including：
Non-woven fabrics is equipped with polytetrafluoroethylene film at least provided with two blocks between the non-woven fabrics；
Hot pressing roller, at least provided with two, the hot pressing roller setting corresponding with the non-woven fabrics, the hot pressing roller is to institute
It states non-woven fabrics and the polytetrafluoroethylene film carries out hot-pressing processing simultaneously.
2. polytetrafluoroethylfilter filter material set composite according to claim 1, which is characterized in that the non-woven fabrics includes poly- second
Alkene epidermis, the polyethylene epidermis are coated on the non-woven fabrics surface layer.
3. polytetrafluoroethylfilter filter material set composite according to claim 1, which is characterized in that the non-woven fabrics further includes gathering
Terephthalic acid (TPA) plastic core, the non-woven fabrics are coated on poly terephthalic acid plastic core surface layer.
4. polytetrafluoroethylfilter filter material set composite according to claim 1, which is characterized in that the hot pressing roller is equipped with
Array temperature sensors, the array temperature sensors are electrically connected with the hot pressing roller.
5. polytetrafluoroethylfilter filter material set composite according to claim 4, which is characterized in that the hot pressing roller includes the
One hot pressing roller and the second hot pressing roller, the first hot pressing roller and the second hot pressing roller are perpendicular arranged symmetrically.
6. polytetrafluoroethylfilter filter material set composite according to claim 5, which is characterized in that on the first hot pressing roller
Equipped with roller bearing and portal frame, the roller bearing wears with the first hot pressing roller and connect, and the portal frame is fixed with the roller bearing
Connection.
7. polytetrafluoroethylfilter filter material set composite according to claim 6, which is characterized in that described device includes：Cylinder
Bar, the cylinder rod are fixedly connected with the portal frame.
8. polytetrafluoroethylfilter filter material set composite according to claim 7, which is characterized in that described device includes：Cylinder,
The cylinder is connect with the cylinder rod, and the cylinder drives the first hot pressing roller to run up and down along vertical direction.
9. a kind of polytetrafluoroethylfilter filter material composite preparation process, including following preparation step：
1) polytetrafluoroethylene film is equipped between non-woven fabrics, simultaneous transmission is between hot pressing roller；
2) polyethylene epidermis is coated on non-woven fabrics surface layer, and non-woven fabrics is coated on poly terephthalic acid plastic core surface layer, compound
At a temperature of, the polyethylene epidermis on non-woven fabrics surface layer is heated first to be melted, and polytetrafluoroethylene film compound thermal is pressed on non-woven fabrics surface layer.
10. polytetrafluoroethylfilter filter material composite preparation process according to claim 9, which is characterized in that the combined temp
It is 165 DEG C -215 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810733564.4A CN108819426A (en) | 2018-07-05 | 2018-07-05 | A kind of polytetrafluoroethylfilter filter material set composite and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810733564.4A CN108819426A (en) | 2018-07-05 | 2018-07-05 | A kind of polytetrafluoroethylfilter filter material set composite and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108819426A true CN108819426A (en) | 2018-11-16 |
Family
ID=64136135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810733564.4A Pending CN108819426A (en) | 2018-07-05 | 2018-07-05 | A kind of polytetrafluoroethylfilter filter material set composite and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108819426A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115282694A (en) * | 2022-07-08 | 2022-11-04 | 南京玻璃纤维研究设计院有限公司 | Preparation method of PTFE (polytetrafluoroethylene) membrane-coated filter material |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103085429A (en) * | 2013-01-05 | 2013-05-08 | 安徽锦鸿环保科技有限公司 | Hot melt laminating device and method of membrane filter material |
| CN104258636A (en) * | 2014-05-19 | 2015-01-07 | 中材科技股份有限公司 | An air purification and filtration material and a preparing method thereof |
| CN104492162A (en) * | 2014-12-03 | 2015-04-08 | 中材科技股份有限公司 | Polytetrafluoroethylene microporous membrane composite filter screen for air purifier and preparation method of filter screen |
| CN104998469A (en) * | 2015-06-24 | 2015-10-28 | 上海市凌桥环保设备厂有限公司 | Preparation method for teflon membrane-coated filtering material |
| CN108057279A (en) * | 2016-11-09 | 2018-05-22 | 浙江严牌过滤技术股份有限公司 | A kind of PTFE membrane filter material and preparation method thereof |
-
2018
- 2018-07-05 CN CN201810733564.4A patent/CN108819426A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103085429A (en) * | 2013-01-05 | 2013-05-08 | 安徽锦鸿环保科技有限公司 | Hot melt laminating device and method of membrane filter material |
| CN104258636A (en) * | 2014-05-19 | 2015-01-07 | 中材科技股份有限公司 | An air purification and filtration material and a preparing method thereof |
| CN104492162A (en) * | 2014-12-03 | 2015-04-08 | 中材科技股份有限公司 | Polytetrafluoroethylene microporous membrane composite filter screen for air purifier and preparation method of filter screen |
| CN104998469A (en) * | 2015-06-24 | 2015-10-28 | 上海市凌桥环保设备厂有限公司 | Preparation method for teflon membrane-coated filtering material |
| CN108057279A (en) * | 2016-11-09 | 2018-05-22 | 浙江严牌过滤技术股份有限公司 | A kind of PTFE membrane filter material and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115282694A (en) * | 2022-07-08 | 2022-11-04 | 南京玻璃纤维研究设计院有限公司 | Preparation method of PTFE (polytetrafluoroethylene) membrane-coated filter material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102303430B (en) | Method for preparing glass fiber and reinforced polypropylene fiber composite material | |
| CN106268359A (en) | A kind of RF film silk becomes curtain equipment and preparation method | |
| CN108771984B (en) | Preparation method of nanofiber photothermal film | |
| CN104998469A (en) | Preparation method for teflon membrane-coated filtering material | |
| CN108819426A (en) | A kind of polytetrafluoroethylfilter filter material set composite and preparation method thereof | |
| CN209049126U (en) | A kind of polytetrafluoroethylfilter filter material set composite | |
| CN101992579B (en) | Hot-melt adhesive non-woven fabric based adhesion processing equipment | |
| CN206335891U (en) | A kind of Polywoven Bag cuts the cloth-cutting apparatus of set seam all-in-one | |
| CN214239615U (en) | Heat-sealing module | |
| CN103085429B (en) | A kind of heat of film filtering material melts film covering device and heat melts film covering method | |
| CN105420931A (en) | High water-pressure resistant hot air water-repellent non-woven fabric, and production method and production system thereof | |
| CN205529360U (en) | Batch production non -woven material's lapping machine | |
| CN201745183U (en) | Hot-melt adhesive web/film forming, conveying and winding device | |
| CN202030971U (en) | Novel electronic fiber glass cloth joint splicing device | |
| CN207327802U (en) | A kind of multidirectional high-performance fiber prepreg continuous laminating device | |
| CN117621605A (en) | Composite production method of glass fiber mesh cloth and non-woven fabric | |
| CN207310560U (en) | Electric heating assembly, heat seal device and heat-sealing machine | |
| CN214027273U (en) | Automatic laminating machine of EPE piece | |
| KR20170054685A (en) | Heating vinyl resin manufacturing method and heating vinyl resin for vinyl house containing graphene | |
| CN202702792U (en) | Multilayer hot-pressing compounding machine | |
| CN211570969U (en) | Lapping machine for improving lapping smoothness | |
| CN204848654U (en) | Zhe machine of beating that production rock wool was used | |
| CN101892018B (en) | Hot-melt adhesive film forming, delivering and winding device | |
| CN206941280U (en) | A kind of trimming device of underpants cloth | |
| CN110328961A (en) | Nomex film specific complex machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |