CN110453376A - A kind of method of the production non-woven cloth of gas thorn reinforcement fiber web - Google Patents
A kind of method of the production non-woven cloth of gas thorn reinforcement fiber web Download PDFInfo
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- CN110453376A CN110453376A CN201910723175.8A CN201910723175A CN110453376A CN 110453376 A CN110453376 A CN 110453376A CN 201910723175 A CN201910723175 A CN 201910723175A CN 110453376 A CN110453376 A CN 110453376A
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention belongs to non-woven cloth manufacturing technology field, the method for the production non-woven cloth of specifically a kind of gas thorn reinforcement fiber web: gas thorn is carried out by air-flow to web and is reinforced, non-woven cloth is produced；The web is obtained by following four at least one of net mode: combing networking, air lay, filature fleece formation, melt blown webbing；The fiber of the web is natural fiber, conventional chemical fiber, fibre in differentiation, functional fibre or high-performance fiber.Compared with hydro-entangled non-woven fabric, method overall process of the invention does not need to be more energy-saving and environmentally friendly with water, be water jet process is upgrading, can be produced on existing non-woven production line by reforming equipment, suitable for scale production；Compared with needle fabric, the defects of reinforcing the greasy dirt to be formed without pricker, has the characteristics that hygienic environment-protecting.
Description
Technical field
The invention belongs to non-woven cloth manufacturing technology field, the production of specifically a kind of gas thorn reinforcement fiber web is non-to be knitted
The method for making cloth.
Background technique
The reinforcing process of non-woven field, traditional is " pinprick reinforcement ", i.e., penetrates fluffy web by pricker, make
It obtains fiber to tangle, intert, needle fabric is made in the fibre dense in web.The mechanical reinforcing for passing through metal pricker,
It is possible that damage fiber, can also form pollution in production.In general, the product of pinprick reinforcement is more thick and heavy, similar felt, generally
Unsuitable processing light product, the disposable product of unsuitable processing, the also medical and hygienic material of unsuitable processing.Cause
This, the gradually atrophy of pinprick reinforcement mode, the mode such as " spun lacing reinforcing " updated by other is replaced, especially medical and hygienic
Material Field, pinprick reinforcement actually by instead of.
The concept source of " spunlaced at cloth " of non-woven field is in mechanical needling process.It is so-called " spunlaced ",
It is exactly to be pierced into web using high pressure water flow, winds fiber mutually, makes original loose web that there is certain strength
And complete structure.Its process flow is: combing networking-web is pre- in a jumble for fibre metering mixing-shredding removal of impurities-machinery
Wet-water needle entwine-be surface-treated-dry-batch-examine-is packed and stored.Spunlaced device utilizes swiftly flowing
High pressure water flow jet fiber net, rearranges the fiber in web, winds mutually, becomes structural integrity, has certain strong
The non-woven fabrics of power and other performances.The physical property of this spunlace non-woven cloth is different from common needle punched non-woven fabrics, no matter in hand
Sense and aspect of performance, are all the non-woven cloths that can uniquely make its final products textile-like.
It is limited to it to constitute and be machined, there is no the technique for preparing non-woven cloth by gas thorn at present, more do not thrown
Enter production, carry out scale production.
Summary of the invention
The purpose of the present invention is filling up blank spot in the prior art, overcomes and existing in the prior art be difficult to actually be answered
With, the defect and problem of large-scale production can not be carried out, a kind of gas thorn production non-woven cloth that capableing of large-scale production is provided
Method.
In order to achieve the above objectives, the invention adopts the following technical scheme:
A kind of method of the production non-woven cloth of gas thorn reinforcement fiber web, passes through gas flow optimized to web, is input to and adds
The fixed standby gas thorn that carries out is reinforced, and non-woven cloth is produced.
Web can both be obtained by dry-laid equipment, such as comb networking, air lay；Polymer can also be passed through
It squeezes web-forming equipment to obtain, such as filature fleece formation, melt blown webbing.
Therefore, web is obtained by following four at least one of net mode: combing networking, air lay, spinning
Silk networking, melt blown webbing.Can be single at net mode, be also possible to two kinds of combinations at net mode: combing networking+air-flow at
Net, combing networking+filature fleece formation, combing networking+melt blown webbing, air lay+filature fleece formation, air lay+melt blown webbing, spinning
Silk networking+melt blown webbing, can also be three kinds of combinations at net mode.
In net process, yarn or fabric can be added in web.
It is traditional fibre-forming polymer by polymer needed for extruded polymer networking, including polypropylene, polyester, poly-
The heat-fusible materials such as amide.
Further, the fiber of the web is that natural fiber, conventional chemical fiber, fibre in differentiation or high-performance are fine
Dimension.
Further, the natural fiber is selected from cotton, hair, fiber crops, bamboo, silk；The conventional chemical fiber be selected from viscose rayon,
Polyester fiber, acetate fiber, polypropylene fibre, Fypro；The fibre in differentiation be selected from superfine fibre, profiled filament,
Low-melting fiber, high crimped fibre, antistatic fibre；The high-performance fiber is selected from aromatic polyamide fibre, carbon fiber, gold
Belong to fiber.
Further, the length of the fiber is 5~88mm.The length of natural fiber is greater than 5mm, wherein cotton fiber is long
Degree is greater than 16mm, and wool length is greater than 20mm, and short silk fiber length is greater than 20mm, and flaxen fiber length is greater than 16mm, routinizes
It learns fibre length and is greater than 20mm, fibre in differentiation length is greater than 20mm, and high-performance fiber length is greater than 20mm.
After networking, it is lapping process, can be parallel lapping, be also possible to cross lapping, can also be in fiber
The surface layer of net or middle layer clamping function yarn lapping.
After lapping, it is compacted fluffy web by mechanical deflector roll, reaches certain compactness, the thickness of web
In 25mm hereinafter, then the web of compacting is imported in gas pressurized channel by upper and lower lace curtaining, gas pressurized channel is high
Diminishing clamping curtain is spent, the clamping curtain is equipped with upper and lower hole, allows air-flow to pass through, passes through positive pressure and/or negative pressure
It is compacted web in gas pressurized channel, web is fed from the horn mouth of clamping curtain, is exported from pressure roller.
Further, described that web is compacted in gas pressurized channel by positive pressure specifically: by compressed air from clamping
The upper hole of curtain is input on the web in clamping curtain, and compressed air forms fiber in normal pressure compacting web, control
Fiber in web processed reaches required thickness.
Further, described that web is compacted in gas pressurized channel by negative pressure specifically: to be connected to air-extractor
The lower hole for clamping curtain makes to form negative pressure in clamping curtain channel by pumping, and the fiber in web is by vacuum cavitations pressure
It is real, reach required thickness.
Further, the positive pressure and negative pressure are compacted web in gas pressurized channel specifically: by compressed air from folder
The upper hole for holding curtain is input in the channel of clamping curtain, while taking folder away from the lower hole of clamping curtain by air-extractor
The gas in the channel of curtain is held, is acted synergistically by positive pressure, negative pressure, fiber in web is compacted and reaches required thickness.
Positive pressure and/or negative pressure are substantially for the control to web, so that web is smooth, and thinning, fiber
The fiber of net surface more attaches, and in favor of gas thorn, if not applying positive pressure and/or negative pressure, web is very thick, and most
Whole product is relatively thin, and air tube and final products distance are very big, cause web can not gas lunge capable entanglement, gas thorn energy consumption is also very
Greatly, it is unable to complete subsequent gas thorn, therefore, applies positive pressure and/or negative pressure is one of committed step.
Further, gas thorn is reinforced are as follows: compressed air is sprayed to dry state web by gas pricker, and blows and sprays and makes fibre
Fiber in dimension net intertwine with each other into cloth.
Specifically, gas thorn the following steps are included:
Clean air is compressed first, and compressed air is imported in gas pricker by conduit, is generated using compressed air
High pressure draught controllably sprays to the dry state web that support lace curtaining is held, and completes the entanglement of fiber.
The principle of gas acupuncture manipulation reinforcement fiber web is similar to water jet process to a certain extent, but does not have to spun lacing needle, but passes through
The multiply gas flow jet jet fiber net that high pressure generates.After air-flow passes through web, by the rebound of holding lace curtaining, intert fibre again
Net is tieed up, for fiber under the action of different directions high pressure draught is interspersed, generation is displaced, is interspersed, tangling and obvolvent, to make as a result,
Web is reinforced.
Further, the air pressure of the compressed air is 0.2MPa or more.
Further, the air-flow that the gas pricker sprays forms laminar flow, vortex or turbulent flow.
Further, the gas pricker is 0~25mm at a distance from dry state web.
The invention has the following advantages:
Compared with hydro-entangled non-woven fabric, method overall process of the invention does not need to use water, is more energy-saving and environmentally friendly, and does not need specially
Door water process, improves production environment, is more energy-saving and environmentally friendly, and raw material sources are more extensive, is suitble to fiber (such as seaweed fibre of water sensitivity
Dimension, PVA fiber etc.), be needle thorn, water jet process be upgrading, pass through reforming equipment on existing non-woven production line
It can produce, it is suitable for scale production.Compared with needle fabric, the defects of reinforcing the greasy dirt to be formed without pricker, have
Hygienic environment-protecting feature.
Positive pressure and/or vacuum cavitations web act on of both having: on the one hand web can be made to reduce certain thickness,
It can be used for controlling the web in gas thorn to reduce at a distance from gas tartar because web thickness is reduced and pierced far from gas after gas thorn
The case where head, guarantees more to receive gas thorn energy；On the other hand it can control web surface fiber, reduce in gas Ci Shibiao
The case where face fiber is dispelled by big energy gas pricker, reducing cloth cover filoplume and grammes per square metre reduces, guarantee gas thorn fiber integrality and
Strongly.Further, since completely by gas control web, sharpest edges be do not need water, do not need baking process, and
Fiber stiffness is constant.
Gas spunlaced nonwoven has the following performance: there is no the mechanical presses and fiber damage to web in production process
Wound, to improve the bulkiness of final products, because fiber is drier, rigidity is bigger, also more fluffy, in contrast, spun lacing
In water absorbed by fiber so that fiber soften, be conducive to fiber bending so that fiber tangles more severe, the product phase after drying
To hardened, bulkiness is poor.Gas spunlaced nonwoven maintains the intrinsic flexibility of web, and good hand touch, drapability are good；Product has
Higher mechanical strength, up to the 90~110% of hydro-entangled non-woven fabric intensity；Surface villus is few；Without chemical additives；Appearance
Similar hydro-entangled non-woven fabric；Product is dry, and bacteria can be prevented from growing, avoids pollution of the water to product, relatively sanitary, is particularly suitable for system
Make slim non-woven sanitary material.
Since gas thorn is to reinforce process, preceding working procedure is networking process, web can be used any kind fiber combinations,
Mixing, gas pierces web can be compound with the progress of any base fabric, and joint product is made, and can produce various functions according to different purposes
Product.
Gas thorn technique of the invention does not have particular requirement to fibrous raw material, does not need to cut off, does not have to addition adhesive bonding,
But fiber itself is relied on to tangle, do not have to heat air-flow, does not need hot rolling reinforcing.
Detailed description of the invention
Attached drawing 1 is the schematic diagram in gas pressurized channel.
Specific embodiment
Embodiment 1
Using cotton as raw material, dry carding networking and gas thorn reinforce production non-woven cloth.
Cotton is domestic Xinjiang without " three " cotton, and grade is 2 grades of flowers, and length grade is 28mm, and mic value is A grades.
Manufacturing equipment includes griping cotton machine, opener, cotton blender machine, scutcher, carding machine, lapping machine, fibre web pre-setting machine, gas
Thorn machine and up- coiler.
Griping cotton machine, also known as bale plucker are from the machine of cotton packet crawl cotton fiber, and griping cotton machine uses reciprocal griping cotton machine, generally
Using blade (or saw blade) hired roughneck and rib, cotton fiber material is grabbed from cotton packet surface, rear road machine is conveyed to by air-flow or machinery
Device continues to process.
The downstream of griping cotton machine condenser is arranged in opener, and the cotton fiber material for exporting to condenser carries out shredding
And removal of impurities, opener use Single axial waste silk opener.
The downstream of opener is arranged in cotton blender machine, beats for carrying out mixing to the fibrous raw material after opener, cotton blender machine is adopted
Use multi-mixer.
The downstream of cotton blender machine is arranged in scutcher, for carrying out essence to the pure cotton long fibered raw material mixed through preliminary shredding
Thin shredding and removal of impurities remove most of impurity, fault and unsuitable staple fiber into the net in fiber, using A076 type one way scutching cotton
Machine.
Carding machine is cylinder-roller and clearer card, and the downstream of scutcher is arranged in, and the fiber for exporting to scutcher is former
Material carries out combing networking, removes impurity and/or short flannel, and export single layer fibre net；Its working principle is that preceding working procedure is sent
Fiber carry out shredding point comb and removal of impurities, make it is all become the single fiber shape stretched substantially in crimping block-like fiber, and herein
In the process, broken seed, impurity and short flannel that cotton cleaning process carries over are removed, uniform fiber carded web is then formed, by defeated
Lace curtaining exports carded web and uses for next procedure.
Isomerism fabric sorting machine can be set between scutcher and carding machine, except micronic dust machine, suction iron device and air pressure cotton
Case feeds cotton machine.The downstream of scutcher is arranged in isomerism fabric sorting machine, for removing the foreign fiber being mixed in fibrous raw material；It removes
The downstream of isomerism fabric sorting machine is arranged in micronic dust machine, for removing the minute impurities mixed in fibrous raw material；Inhale iron device
Downstream except micronic dust machine is set, and for visiting the metal object removed and be mingled in pure cotton long fibered raw material, inhaling iron device can be used bridge
Formula inhales iron；The downstream for inhaling iron device is arranged in Exploration for Air Pressure Hopper of Cotton Feeder, for fibrous raw material equably to be fed carding machine.
The web of collection carding machine is transported to junior and set by lapping machine by the way that the defeated lace curtaining in carding machine downstream is arranged in
Standby i.e. lapping machine, the web for exporting defeated lace curtaining carries out overlapping lapping；Lapping machine can use cross lapping machine or straight
Lapping machine is connect, when for cross lapping machine, one multi-roll drafting machine can also be set in cross lapping machine downstream, for lapping
Cotton net afterwards carries out mixed and disorderly drawing-off.Lapping machine is to move back and forth laying into certain thickness and width by clamping curtain clamping carded web
The nonwoven web forming machine device of the web of degree.By cross lapping machine lapping, non-woven cloth specification designs width for web and is
3m, web weight per unit area are 18g/m2。
Fibre web pre-setting machine, is arranged in the downstream of lapping machine, combines for positive pressure, negative pressure or positive/negative-pressure, to lapping machine
The web compacting to come is conveyed, the thickness of design is reached.
Gas pierces machine, and the downstream of fibre web pre-setting machine is arranged in, and the web of pre-setting is sent into gas thorn by clamping lace curtaining
It in equipment, is sprayed by high pressure draught, web in web is allowed sufficiently to tangle, obtain gas spraying non-woven material；
Trimming device can be set between lapping machine and gas thorn machine, for carrying out trimming processing to web, guarantee fine
Tie up the neat of network edge.
The downstream of gas thorn machine is arranged in up- coiler, and coiled, acquisition gas non-woven material is carried out for the product after piercing to gas
Expect finished product.
Production process are as follows: fibre metering mixing, shredding removal of impurities, carding machine disordered wet forming, lapping, fibre web pre-setting, gas
It pierces, is coiled.
Fibre web predetermined process, including following two step:
It is compacted fluffy web by mechanical deflector roll, reaches certain compactness, thickness is in 25mm or less；
The web of compacting is imported in gas pressurized channel by upper and lower lace curtaining, so that fiber is by channel in web
Gas control.
As shown in Figure 1, gas pressurized channel is the diminishing clamping curtain of height, the clamping curtain is equipped with upper hole
1, lower hole 2 allows air-flow to pass through, and is compacted web, loudspeaker of the web from clamping curtain in gas pressurized channel by positive pressure
It is fed at mouth 3,4 output from pressure roller.
Web is compacted in gas pressurized channel by positive pressure specifically: the upper hole of compressed air from clamping curtain is defeated
Enter onto the web in clamping curtain, compressed air forms fiber in normal pressure (0.1~1.2MPa) compacting web, control
Fiber in web reaches required thickness.
Gas pierces process: clean air compressed first, and compressed air is imported in gas pricker by conduit, it is empty using compression
The high pressure draught that gas generates controllably sprays to the dry state web that support lace curtaining is held, and completes the entanglement of fiber.
The air pressure of compressed air is 2.0MPa；The air-flow that gas pricker sprays forms laminar flow；Gas pricker and dry state web
Distance is 2mm.
Embodiment 2
Using cotton as raw material, dry method air lay and gas thorn reinforce production non-woven cloth.
Manufacturing equipment includes griping cotton machine, opener, cotton blender machine, random web-laying equipment, fibre web pre-setting machine, gas thorn machine, winding
Machine.
The cylinder or thorn rod of the fiber feeding revolution at a high speed mixed by shredding are further combed into list by random web-laying equipment
Fiber, under the synergy of cylinder or thorn rod and air-flow, fiber falls off from sawtooth, conveys by air-flow, condenses upon into lace curtaining
On, form web.The air pressure of compressed air is 0.2MPa, and gas pricker is 0.1mm at a distance from hygrometric state web.
Other equipment are same as Example 1.
Embodiment 3
Using polypropylene agglomerate as raw material, extruded polymer melt blown webbing and gas thorn reinforce production non-woven cloth.
Manufacturing equipment includes chip dryer, melt blowing machine, gas thorn machine, up- coiler.
Melt blowing machine is to squeeze out polymer melt from die head spinneret orifice, forms melt stream, and the stretching air of heating is from two
The blowout of crosswind road high speed, stretches polymer streams, lower section cooling air is further quickly cooled down fiber, formation
Superfine fibre is uniformly layered on lace curtaining.
Embodiment 4
Using fiber crops as raw material, disconnected ramee, fibre length 40mm are led in choosing.
Web is compacted in gas pressurized channel by negative pressure: air-extractor being connected to the lower hole of clamping curtain, is led to
Crossing pumping makes to clamp formation negative pressure (relative degree of vacuum -0.1~-50KPa) in curtain channel, and the fiber in web is by negative pressure
Control compacting, reaches required thickness.
The air pressure of compressed air is 0.5MPa；The air-flow that gas pricker sprays forms turbulent flow；Gas pricker and dry state web
Distance is 18mm.
Other steps are same as Example 1.
Embodiment 5
Using viscose rayon as raw material, viscose fiber is selected, specification is that length is 38mm, fineness 1.65dtex.
Web is compacted in gas pressurized channel by positive pressure and negative pressure: the upper hole of compressed air from clamping curtain is defeated
Enter into the channel of clamping curtain, while through air-extractor out of, the lower hole of clamping curtain takes clamping curtain away channel
Gas is acted synergistically by positive pressure, negative pressure, is compacted fiber in web and is reached required thickness.
The air pressure of compressed air is 1.2Pa；The air-flow that gas pricker sprays forms vortex；Gas pricker and dry state web away from
From for 10mm.
Because not needing scutching cotton without impurity, other steps are same as Example 1.
Embodiment 6
Using alginate fibre as raw material, cotton alginate fibre is selected, specification is that length is 38mm, fineness 1.65dtex.
The air pressure of compressed air is 0.8MPa；The air-flow that gas pricker sprays forms turbulent flow；Gas pricker and dry state web
Distance is 24mm.
Because not needing scutching cotton without impurity, other steps are same as Example 1.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Belong to those skilled in the art in the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (12)
1. a kind of method of the production non-woven cloth of gas thorn reinforcement fiber web, which is characterized in that carried out to web by air-flow
Gas thorn is reinforced, and non-woven cloth is produced.
2. the method according to claim 1, wherein the web by following four in net mode extremely
Few one kind obtains: combing networking, air lay, filature fleece formation, melt blown webbing.
3. the method according to claim 1, wherein the fiber of the web is natural fiber, conventional chemical
Fiber, fibre in differentiation or high-performance fiber.
4. according to the method described in claim 3, it is characterized in that, the natural fiber is selected from cotton, hair, fiber crops, bamboo, silk；It is described
Conventional chemical fiber is selected from viscose rayon, polyester fiber, acetate fiber, polypropylene fibre, Fypro；The difference chemical fibre
Dimension is selected from superfine fibre, profiled filament, low-melting fiber, high crimped fibre, antistatic fibre；The high-performance fiber is selected from virtue
Fragrant polyamide fiber, carbon fiber, metallic fiber.
5. the method according to claim 1, wherein gas thorn reinforce before, by positive pressure and/or negative pressure in gas
Pressurization passageway is compacted web；The gas pressurized channel is the diminishing clamping curtain of height, and the clamping curtain is equipped with
Upper and lower hole allows air-flow to pass through.
6. according to the method described in claim 5, it is characterized in that, described be compacted web in gas pressurized channel by positive pressure
Specifically: compressed air is input on the web in clamping curtain from the upper hole of clamping curtain, compressed air is formed just
Fiber in pressure compaction web, the fiber controlled in web reach required thickness.
7. according to the method described in claim 5, it is characterized in that, described be compacted web in gas pressurized channel by negative pressure
Specifically: air-extractor is connected to the lower hole of clamping curtain, makes to form negative pressure, fiber in clamping curtain channel by pumping
Fiber in net is compacted by vacuum cavitations, reaches required thickness.
8. according to the method described in claim 5, it is characterized in that, the positive pressure and negative pressure are compacted fiber in gas pressurized channel
Net specifically: compressed air is input in the channel of clamping curtain from the upper hole of clamping curtain, while passing through air-extractor
Gas out of the lower hole of clamping curtain takes clamping curtain away channel is acted synergistically by positive pressure, negative pressure, is compacted web
Middle fiber reaches required thickness.
9. the method according to claim 1, wherein gas thorn is reinforced are as follows: compressed air is passed through gas pricker
Dry state web is sprayed to, and blowing and spraying makes the fiber in web intertwine with each other into cloth.
10. according to the method described in claim 9, it is characterized in that, the air pressure of the compressed air is 0.2MPa or more.
11. according to the method described in claim 9, it is characterized in that, the gas pricker spray air-flow formed laminar flow, vortex or
Turbulent flow.
12. according to the method described in claim 9, it is characterized in that, the gas pricker at a distance from dry state web for 0~
25mm。
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112831911A (en) * | 2020-12-30 | 2021-05-25 | 南通醋酸纤维有限公司 | Non-woven fabric and preparation method thereof |
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| CN110016767A (en) * | 2019-04-10 | 2019-07-16 | 武汉纺织大学 | Jet consolidates the preparation method and height absorption non-woven cloth of formula height absorption non-woven cloth |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112831911A (en) * | 2020-12-30 | 2021-05-25 | 南通醋酸纤维有限公司 | Non-woven fabric and preparation method thereof |
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