CN105220364A - Dry wet two kinds become net modes to combine the nonwoven material of water thorn consolidation - Google Patents
Dry wet two kinds become net modes to combine the nonwoven material of water thorn consolidation Download PDFInfo
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- CN105220364A CN105220364A CN201510710404.4A CN201510710404A CN105220364A CN 105220364 A CN105220364 A CN 105220364A CN 201510710404 A CN201510710404 A CN 201510710404A CN 105220364 A CN105220364 A CN 105220364A
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- nonwoven material
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Abstract
The present invention discloses a kind of dry wet two kinds and becomes net modes to combine the nonwoven material of water thorn consolidation, and described nonwoven material lays wet laid material surface layer on the material substrate of dry-laying, forms composite fiber web through water thorn consolidation.Advantage of the present invention is that porosity is high, intensity is large, surfacing, filterability are good, can realize multi-level gradient filtration; Cost of material is low, and source is wide; The recycle problem of waste and old filtrate can be solved, realize sustainable development.
Description
Technical field
The present invention relates to a kind of nonwoven material and manufacture field, particularly a kind of dry wet two kinds become net modes to combine the nonwoven material of water thorn consolidation.
Background technology
Current bag-type dusting plays a part very important in PM2.5 Grain size controlling, but along with widely using of Bag filter, also problem served by band, form more and more waste and old and discarded damaged filter bag and filtrate, these discarded filter materials are cannot natural degradation, can cause secondary pollution to environment.
The applicant, for the recycling of waste and old and discarded damaged filter bag and filtrate, proposes the application.
Wet laid technique is utilized to can be good at addressing this problem.Also can eliminate the worry of people in the industry for the waste and old filter bag of bag-type dusting simultaneously.Again shredding becomes superbhort fiber, by wet-laying as surface layer, relies on the fibre web of dry-laying as base material, then reinforces entanglement through the flexibility of water thorn, make to have certain brute force and strainability, thus obtain a kind of novel nonwoven material.
Summary of the invention
Technical problem to be solved by this invention is the nonwoven material that a kind of dry wet two kinds of one-tenth net modes will be provided to combine water thorn consolidation, and strainability is good, and can solve the recycle problem of waste and old filtrate.
In order to solve above technical problem, the invention provides a kind of dry wet two kinds becomes net modes to combine the nonwoven material of water thorn consolidation, described nonwoven material lays wet laid material surface layer on the material substrate of dry-laying, forms composite fiber web through water thorn consolidation.
Described wet laid material surface layer is superbhort fiber surface layer.
The superbhort fiber that the shredding again that the superbhort fiber of described superbhort fiber surface layer derives from non-woven waste material and leftover pieces obtains.
The concrete production technology of the application: dried polymer chips to form the spun-bonded continuous yarn base cloth with very high-tenacity through screw extruder melt spinning through air drawing lapping laid in bottom as enhancing base material.Waste and old filter bag enters opener and again shreds the superbhort fiber that shredding becomes 3-15mm, superbhort fiber enters wetlaid apparatus and forms superbhort fiber surface layer, by lapping machine laying on spun-bonded continuous yarn base cloth base material, form upper and lower two-layer composite fiber web, eventually pass water thorn consolidation, carry out post processing.Wherein, spun-bonded continuous yarn base cloth brute force is good, can as main powerful base material; Superbhort fiber surface layer has extremely excellent filter effect, and both advantages be combined with each other by the application.The flexible reinforcement process of water thorn, does not damage fiber, makes the nonwoven material of the application tangle more fastening.
Superior effect of the present invention is:
1) the application's waste and old and discarded damaged filter bag of shredding and filtrate again, make it to become superbhort fiber, by wet-laying as surface layer, rely on the fiber web of dry-laying as base material, flexibility again through water thorn reinforces the nonwoven material that entanglement forms composite fiber web, and strainability is high;
2) large, the surfacing of high, the intensity of the application's nonwoven material porosity, filterability are good, can realize multi-level gradient filtration;
3) cost of material that the application is used is low, and source is wide, can solve the recycle problem of waste and old filtrate, turn waste into wealth, and the waste and old and discarded damaged filter bag of recycle and filtrate, saved production cost;
4) the application protects natural environment, solves secondary pollution, realizes the strategy of resource environment sustainable development.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural section figure of the application's nonwoven material;
Fig. 2 is the process chart of the application;
Fig. 3 is the relation database table of the application's nonwoven material resistance and flow;
Fig. 4 is the graph of a relation of the application's nonwoven material resistance and flow;
Fig. 5 is the application's nonwoven material classification efficiency tables of data;
Fig. 6 is the classification efficiency figure under the application's nonwoven material variable grain;
Fig. 7 is the pore-size distribution table of the application's nonwoven material;
Fig. 8 is the aperture diameter distribution histogram of the application's nonwoven material;
Fig. 9 is the mechanical property table of the application's nonwoven material;
Number in the figure explanation
1-superbhort fiber surface layer; 2-spun-bonded continuous yarn base cloth;
3-polymer chips.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
Embodiments of the invention are described in detail below in conjunction with Fig. 1.
Fig. 1 shows the figure of the embodiment of the present invention.As shown in Figure 1, the invention provides a kind of dry wet two kinds and become net modes to combine the nonwoven material of water thorn consolidation, described nonwoven material lays wet laid material surface layer on the material substrate of dry-laying, forms composite fiber web through water thorn consolidation.
Described wet laid material surface layer is superbhort fiber surface layer 1.
The superbhort fiber that the shredding again that the superbhort fiber of described superbhort fiber surface layer 1 derives from non-woven waste material and leftover pieces obtains.
The concrete production technology of the application: dried polymer chips 3 to form the spun-bonded continuous yarn base cloth 2 with very high-tenacity through screw extruder melt spinning through air drawing lapping laid in bottom as enhancing base material.Waste and old filter bag enters opener and again shreds the superbhort fiber that shredding becomes 3-15mm, superbhort fiber enters wetlaid apparatus and forms superbhort fiber surface layer 1, by lapping machine laying on spun-bonded continuous yarn base cloth 2 base material, form upper and lower two-layer composite fiber web, eventually pass water thorn consolidation, carry out post processing.Wherein, spun-bonded continuous yarn base cloth 2 is powerful good, can as main powerful base material; Superbhort fiber surface layer 1 has extremely excellent filter effect, and both advantages be combined with each other by the application.The flexible reinforcement process of water thorn, does not damage fiber, makes the nonwoven material of the application tangle more fastening.
Described wetlaid apparatus comprises oblique net formula wetlaid apparatus and cylinder wetlaid apparatus.
Described polymer chips 3 is the sections of PP polyacrylic polymer, or the section of PET polyethylene terephthalate polymer, or the section of PPS polyphenylene sulfide polymer.
The material of the application's dry-laying is the base material of described nonwoven material, and it is short that dry-laying process has production procedure, and product is powerful large, and speed of production is fast, and production cost is low; It is fast that wet laying process has into net spee, and can adopt the superbhort fiber that conventional nonwoven production technology cannot be reinforced, raw material sources are wide.
The nonwoven material grammes per square metre 500g of the application's specific embodiment is made up of the antiseized long filament composite for base fabric of the wet-laid webs of 150g and 350g.Resistance, filtering accuracy and pore-size distribution are carried out to this product and brute force carries out performance test.
Fig. 3 shows the relation database table of the application's nonwoven material resistance and flow, and Fig. 4 shows the graph of a relation of the application's nonwoven material resistance and flow.As shown in Figure 3 and Figure 4, along with the increase of filtration velocity, the resistance of the application's nonwoven material linearly increases with filtration velocity, therefore shows that the filtration resistance of nonwoven material is less.
Fig. 5 shows the application's nonwoven material classification efficiency tables of data, and Fig. 6 shows the classification efficiency figure under the application's nonwoven material variable grain.As shown in Figure 5 and Figure 6, the filtering accuracy of the application's nonwoven material is high, reaches the filter capacity of PM2.5 particle, realizes becoming more meticulous filtration, and strainability is excellent.
Fig. 7 shows the pore-size distribution table of the application's nonwoven material, and Fig. 8 shows the aperture diameter distribution histogram of the application's nonwoven material.As shown in Figure 7 and Figure 8, granular size is the highest the pore-size distribution ratio of about 5 μm, shows that the pore diameter range that this nonwoven material filters mainly concentrates on about 5 μm.
Fig. 9 shows the mechanical property table of the application's nonwoven material, shows that the application's nonwoven material has splendid mechanical performance.
The application adopts dry wet two kinds to become net mode to combine, and the raw material sources that bag-type dusting filter bag Product processing is used are wider, and the advantage of set kinds of processes, obtains the lifting of properties of product.The spun-bonded continuous yarn fiber web of dry-laying makes base cloth, makes filtrate have very high-tenacity and elongation at break, and the superbhort fiber net that wet-laying is formed, as surface layer, solves the problem of waste and old filter bag recycling again, turns waste into wealth.Make composite net consolidation by water thorn reinforcement process, obtain dry wet two kinds and become net modes to combine the nonwoven material of water thorn consolidation.As the filtering material of bag-type dusting, greatly improve filter efficiency, cost-saving.
The product porosity of the application's nonwoven material is high, intensity is large, surfacing, filterability are good, can realize multi-level gradient filtration.Cost of material is low, and source is wide; The recycle problem of waste and old filtrate can be solved, realize sustainable development.
The foregoing is only preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (3)
1. dry wet two kinds become net modes to combine the nonwoven material of water thorn consolidation, it is characterized in that: described nonwoven material lays wet laid material surface layer on the material substrate of dry-laying, form composite fiber web through water thorn consolidation.
2. dry wet two kinds according to claim 1 become net modes to combine the nonwoven material of water thorn consolidation, it is characterized in that: described wet laid material surface layer is superbhort fiber surface layer.
3. dry wet two kinds according to claim 2 become net modes to combine the nonwoven material of water thorn consolidation, it is characterized in that: the superbhort fiber that the shredding again that the superbhort fiber of described superbhort fiber surface layer derives from non-woven waste material and leftover pieces obtains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510710404.4A CN105220364B (en) | 2015-10-28 | 2015-10-28 | Two kinds of dry and wet is combined the non-woven material of spun lacing consolidation into net mode |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510710404.4A CN105220364B (en) | 2015-10-28 | 2015-10-28 | Two kinds of dry and wet is combined the non-woven material of spun lacing consolidation into net mode |
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| CN105220364A true CN105220364A (en) | 2016-01-06 |
| CN105220364B CN105220364B (en) | 2017-05-31 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106149201A (en) * | 2016-08-30 | 2016-11-23 | 绍兴柯桥天圣无纺有限公司 | Dry-laying and wet-laying spun lacing complex machining process |
| CN108031187A (en) * | 2018-01-17 | 2018-05-15 | 浙江宇邦滤材科技有限公司 | For filtering the compound nonwoven cloth and its manufacturing process of dust |
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| CN106149201A (en) * | 2016-08-30 | 2016-11-23 | 绍兴柯桥天圣无纺有限公司 | Dry-laying and wet-laying spun lacing complex machining process |
| CN108031187A (en) * | 2018-01-17 | 2018-05-15 | 浙江宇邦滤材科技有限公司 | For filtering the compound nonwoven cloth and its manufacturing process of dust |
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| Publication number | Publication date |
|---|---|
| CN105220364B (en) | 2017-05-31 |
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