CN210617518U - High-water-absorption composite non-woven fabric - Google Patents
High-water-absorption composite non-woven fabric Download PDFInfo
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- CN210617518U CN210617518U CN201921214649.8U CN201921214649U CN210617518U CN 210617518 U CN210617518 U CN 210617518U CN 201921214649 U CN201921214649 U CN 201921214649U CN 210617518 U CN210617518 U CN 210617518U
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Abstract
The utility model discloses a high water absorption composite non-woven fabrics relates to non-woven fabrics technical field, aims at solving the problem that the non-woven fabrics effect of moisturizing is relatively poor that absorbs water, and its technical scheme main points are: the non-woven fabrics body includes the top layer, middle level and nexine, the middle level is woven by hydrophilic yarn longitude and latitude and is formed, be equipped with a plurality of elasticity strips on the middle level, the both ends of elasticity strip bond in top layer and middle level respectively, form the clearance between the adjacent elasticity strip, the clearance intussuseption is filled with the filler that is used for absorbing water, it has the isolation layer to bond between middle level and the nexine, the nexine is embedded to have the wet strip of leading, the one end of leading the wet strip is worn out the nexine and is become the arch of semicircle form outside the nexine, be connected with the cotton thread between the adjacent arch, lead the wet strip and pass the nexine in. The utility model provides a through lead wet strip water absorption filler guarantor's water and improve the water absorption characteristic and prevent the compound non-woven fabrics of super absorbent nature that moisture reverse oozes through the isolation layer.
Description
Technical Field
The utility model relates to a non-woven fabrics technique, more specifically say, it relates to a super absorbent polymer non-woven fabrics.
Background
The non-woven fabric is also called non-woven fabric, is formed by directionally or randomly stretching textile short fibers or filaments to form a fiber web structure, and then reinforcing the fiber web structure by adopting mechanical, thermal bonding or chemical methods and the like, is a new generation of environment-friendly material, is internationally recognized as an environment-friendly product for protecting the earth ecology, has the characteristics of moisture resistance, ventilation, flexibility, light weight, no combustion supporting, easy decomposition, no toxicity or irritation, rich color, low price, recycling and the like, and is widely suitable for the fields of agricultural films, shoemaking, leather making, chemical engineering, printing, automobiles, building materials, home decoration, mattresses, bedding, clothing, disposable appliances for medical and health, disposable articles for hotels, gift bags, shopping bags, packaging bags and the like. At present, disposable products such as baby diapers, adult incontinence pads, surgical hole towels and the like generally adopt a single-layer or double-layer nonwoven cotton net to manufacture a top layer.
But the water absorption effect of the non-woven fabric in the single layer or the double layer of the prior art is poor.
In order to solve the above problems, the water-absorbent nonwoven fabric disclosed in chinese patent No. CN204801147U has the following technical essential points: the three-layer water-absorbing non-woven fabric comprises an upper non-woven fabric layer, a water-absorbing layer and a lower non-woven fabric layer which are sequentially bonded together; the non-woven fabrics that absorbs water still includes a plurality of and cuts off the layer, cut off the length direction interval arrangement of layer along the non-woven fabrics that absorbs water, and intersect with last non-woven fabrics layer, the layer that absorbs water and non-woven fabrics layer down in proper order, the layer that absorbs water includes cotton fiber and a plurality of resin that absorbs water, the resin that absorbs water is filled in cotton fiber.
This scheme has solved the problem that the non-woven fabrics effect of moisturizing is relatively poor, simultaneously the utility model provides a new technical scheme solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a keep water through leading wet strip absorbent filler and improve the water absorption characteristic and prevent the high water absorption composite non-woven fabrics that moisture reverse osmosis through the isolation layer.
The above technical purpose of the present invention can be achieved by the following technical solutions: a high water absorption composite non-woven fabric comprises a non-woven fabric body, wherein the non-woven fabric body comprises a surface layer, a middle layer and an inner layer, the middle layer is formed by weaving hydrophilic yarns in a warp-weft mode, a plurality of elastic strips are arranged on the middle layer, two ends of each elastic strip are respectively bonded on the surface layer and the middle layer, gaps are formed between every two adjacent elastic strips, the gap is filled with a filler for absorbing water, an isolating layer is bonded between the middle layer and the inner layer, the middle layer, the isolation layer and the inner layer are respectively provided with a first through hole, a second through hole and a third through hole which are mutually communicated, the inlayer is embedded to have a wet strip of leading, the one end of leading wet strip is worn out the inlayer and is formed the arch of semicircle form outside the inlayer, and is adjacent be connected with the cotton thread between the arch, lead wet strip and pass through three, two and the through-hole of through-hole in proper order and switch on with the clearance in the lump.
Through adopting above-mentioned technical scheme, the elastic strip that the interval set up between middle level and the top layer makes and forms the clearance between middle level and the top layer, the filler that is used for absorbing water can be filled in the clearance, and play better supporting role through the elastic strip, prevent that the condition of fold from appearing in the non-woven fabrics, the one end that the nexine was worn out to the moisture conducting strip forms protruding ability rapid absorption water, lead the filler in water guide to the clearance through the moisture conducting strip, the nexine, isolation layer between the middle level plays the isolation effect, when preventing that the non-woven fabrics from receiving the extrusion, water is to the reverse infiltration of inlayer direction.
The utility model discloses further set up to: the surface layer is a spun-bonded non-woven fabric layer and is made of polypropylene through a spun-bonded process.
Through adopting above-mentioned technical scheme, the top layer utilizes polypropylene to form through the processing of spunbonded process for the top layer has ageing-resistant, the elongation is high and better stability, improves the intensity on non-woven fabrics body top layer, prevents that the filler from absorbing the moisture inflation and leading to the non-woven fabrics top layer to break impaired.
The utility model discloses further set up to: the hydrophilic yarn is formed by winding a plurality of strands of bamboo fibers around cotton fibers in the same direction and twisting the bamboo fibers.
By adopting the technical scheme, the hydrophilic yarn is formed by twisting the cotton fiber and the bamboo fiber, so that the middle layer has the moisture absorption of the cotton fiber and the bamboo fiber, the moisture absorption of the non-woven fabric is further improved, the moisture absorption of the moisture conducting strips is better assisted in moisture absorption and moisture release, and the middle layer is woven by the hydrophilic yarn in a warp and weft mode, and the defect that the strength is low due to the fact that the non-woven fabric is not in a woven structure is overcome.
The utility model discloses further set up to: the inner layer is formed by processing polyester staple fibers and polypropylene staple fibers through a needling process.
Through adopting above-mentioned technical scheme, the nexine is by dacron short-staple fiber and polypropylene fibre short-staple each other layed into netted, has better ventilative, permeate water, the performance of automatically regulated humidity, keeps the better dry humidity of nexine surface, because dacron and polypropylene fibre have certain hydrophobicity, and not absorbed moisture to make water guide to the non-woven fabrics inside through leading wet strip with the nexine contact.
The utility model discloses further set up to: the moisture conducting strip is formed by winding and twisting flax fiber monofilaments and a plurality of strands of ramie fiber monofilaments, and silica gel is coated outside the moisture conducting strip.
By adopting the technical scheme, the moisture conducting strip is formed by twisting the flax fiber monofilaments and the plurality of strands of ramie fiber monofilaments, the flax fibers and the ramie fibers have good moisture absorption and conduction characteristics, and the moisture on the inner layer and the surface of the inner layer is absorbed and guided by the capillary principle, so that the moisture absorption and absorption characteristics of the non-woven fabric are improved.
The utility model discloses further set up to: the filler is water-absorbing sponge or water-absorbing resin.
Through adopting above-mentioned technical scheme, absorbent sponge or water-absorbing resin are chooseed for use to the filler, and absorbent sponge or water-absorbing resin all have the characteristic of better moisture absorption moisturizing, and the isolation layer between cooperation nexine and the middle level improves the characteristic that the non-woven fabrics moisture absorption was moisturized, when preventing that the non-woven fabrics from receiving external extrusion, moisture reverse osmosis to the nexine.
The utility model discloses further set up to: the surface layer, the middle layer, the isolation layer and the inner layer are bonded through hot melt adhesives.
Through adopting above-mentioned technical scheme, bond top layer, middle level, isolation layer and nexine through the hot melt adhesive, guarantee that the non-woven fabrics has better wholeness, ensure that the non-woven fabrics is difficult for taking place to peel off the condition of layering in the use.
To sum up, the utility model discloses following beneficial effect has:
the elastic strips are arranged to play a supporting role, the situation that the non-woven fabric body is damaged due to folds in the using process is prevented, the filler with the water absorption characteristic is filled in the gap through the isolating layer, the non-woven fabric has better water absorption and water retention characteristics, the non-woven fabric is prevented from being extruded from the outside, water in the non-woven fabric cannot reversely seep into the inner layer, the surface layer is made of polypropylene through a spun-bonding process, the surface layer has certain extensibility and strength, the situation that the non-woven fabric is damaged and torn due to water absorption and expansion of the filler is prevented, the moisture conducting strips penetrating through the inner layer, the isolating layer and the middle layer can quickly absorb and guide the water on the surface of the inner layer and guide the water into the filler, the better water absorption and water retention effects are achieved, the moisture conducting strips stretch out of bulges formed on the inner layer and are connected through cotton threads between the adjacent bulges, and the water absorption efficiency of the, the humidity of the surface of the inner layer is rapidly adjusted.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a schematic structural view of the moisture-guiding strip of the present invention;
fig. 4 is an enlarged view of a point a in fig. 1.
In the figure: 1. a surface layer; 2. a middle layer; 3. an inner layer; 4. an elastic strip; 5. a gap; 6. an isolation layer; 7. A moisture-wicking strip; 8. a protrusion; 9. cotton threads; 10. flax fiber monofilament; 11. ramie fiber monofilament; 12. silica gel; 13. a first through hole; 14. a second through hole; 15. a third through hole; 16. and (4) filling materials.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example (b): a high water absorption composite non-woven fabric is shown in figures 1 to 4, a non-woven fabric body is formed by bonding a surface layer 1, a middle layer 2, an isolation layer 6 and an inner layer 3 through hot melt adhesive, the surface layer 1 is a spun-bonded non-woven fabric made of polypropylene through a spun-bonding process, the middle layer 2 is formed by weaving hydrophilic yarns in a warp-weft mode, the hydrophilic yarns are made of cotton fibers and bamboo fibers, a plurality of strands of bamboo fibers S are twisted to form tight winding outside the cotton fibers, the isolation layer 6 is a plastic film made of polypropylene and is attached between the inner layer 3 and the middle layer 2, the inner layer 3 is formed by mutually laying polyester staple fibers and polypropylene staple fibers into a net shape through a needling process, a plurality of elastic strips 4 with trapezoidal sections are arrayed between the surface layer 1 and the middle layer 2, gaps 5 are formed between adjacent elastic strips 4, fillers 16 for absorbing and retaining water are filled in the gaps 5, the fillers 16 are water absorbing sponge or water absorbing resin, the middle layer 2, the isolation layer 6 and the inner layer 3 are respectively provided with a through hole I13, a through hole II 14 and a through hole III 15 through a hot pressing process, the through hole I13, the through hole II 14 and the through hole III 15 are mutually matched, the moisture conducting strip 7 sequentially penetrates through the inner layer 3, the isolation layer 6 and the middle layer 2 to be communicated with the gap 5, one end of the moisture conducting strip 7 extends out of the inner layer 3 and forms an arc-shaped bulge 8, a cotton thread 9 is bonded between every two adjacent bulges 8, the moisture conducting strip 7 is formed by winding and twisting a flax fiber monofilament 10 and a plurality of strands of ramie fiber monofilaments 11, and silica gel 12 is coated outside the moisture conducting strip 7.
The working process is as follows: in the use process of the non-woven fabric, the lining layer 3 is contacted with the surface of the skin, moisture on the surface of the skin is absorbed by the bulges 8 of the moisture-conducting strip 7 on the surface of the lining layer 3 and passes through the lining layer 3, the isolating layer 6 and the middle layer 2 to be guided into the filler 16, the arc-shaped bulges 8 can quickly absorb moisture on the body surface, the adjacent bulges 8 are connected through the cotton threads 9, the moisture-conducting efficiency of the moisture-conducting strip 7 can be improved, when the moisture is guided into the non-woven fabric through the moisture-conducting strip 7, the moisture is absorbed and retained by the filler 16 made of absorbent sponge or absorbent resin, so that the non-woven fabric has good water absorption and water retention performances, as the surface layer 1 is made of polypropylene through a spun-bonded process, the surface layer 1 has certain ductility and strength, the situation that the surface of the non-woven fabric body is torn due to the water absorption and expansion of the filler 16 is prevented, moisture receives the extrusion in the filler 16, to middle level 2 and top layer 1 extrusion, top layer 1 takes place deformation when the extrusion, moisture shifts to middle level 2 from filler 16, because middle level 2 is woven by hydrophilic yarn and is formed, weave through the longitude and latitude and have better intensity, prevent that middle level 2 is damaged at the extruded in-process, and through the isolation layer 6 that sets up between middle level 2 and nexine 3, prevent that the non-woven fabrics body from receiving the extrusion and leading to moisture from filler 16 to 3 reverse infiltration of nexine, avoid 3 surperficial circumstances that lead to humidity to increase because moisture reverse infiltration of nexine.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The high-water-absorptivity composite non-woven fabric comprises a non-woven fabric body, and is characterized in that: the non-woven fabrics body includes top layer (1), middle level (2) and nexine (3), middle level (2) are woven by hydrophilic yarn longitude and latitude and are formed, be equipped with a plurality of elastic strip (4) on middle level (2), the both ends of elastic strip (4) bond with top layer (1) and middle level (2) respectively, and are adjacent form clearance (5) between elastic strip (4), it has filler (16) that are used for absorbing water to pack in clearance (5), it has isolation layer (6) to bond between middle level (2) and nexine (3), through-hole (13), through-hole two (14) and through-hole three (15) have been seted up respectively on middle level (2), isolation layer (6) and nexine (3), through-hole one (13), through-hole two (14) and through-hole three (15) switch on each other, be equipped with in nexine (3) and lead wet strip (7), it passes through-hole three (15) in proper order to lead wet strip (7), Through-hole two (14) and through-hole one (13) and switch on with clearance (5), the one end of leading wet strip (7) is worn out inlayer (3) and is formed semicircle protruding (8) outside inlayer (3), and is adjacent be connected with cotton thread (9) between protruding (8).
2. The high water absorption composite nonwoven fabric according to claim 1, characterized in that: the surface layer (1) is a spun-bonded non-woven fabric layer, and the surface layer (1) is made of polypropylene through a spun-bonded process.
3. The high water absorption composite nonwoven fabric according to claim 1, characterized in that: the hydrophilic yarn is formed by winding a plurality of strands of bamboo fibers around cotton fibers in the same direction and twisting the bamboo fibers.
4. The high water absorption composite nonwoven fabric according to claim 1, characterized in that: the inner layer (3) is formed by processing polyester staple fibers and polypropylene staple fibers through a needling process.
5. The high water absorption composite nonwoven fabric according to claim 1, characterized in that: the wet guide strip (7) is formed by winding and twisting flax fiber monofilaments (10) and a plurality of strands of ramie fiber monofilaments (11), and silica gel (12) is coated outside the wet guide strip (7).
6. The high water absorption composite nonwoven fabric according to claim 1, characterized in that: the filler (16) is water-absorbing sponge or water-absorbing resin.
7. The high water absorption composite nonwoven fabric according to claim 1, characterized in that: the surface layer (1), the middle layer (2), the isolation layer (6) and the inner layer (3) are bonded through hot melt adhesives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214649.8U CN210617518U (en) | 2019-07-30 | 2019-07-30 | High-water-absorption composite non-woven fabric |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214649.8U CN210617518U (en) | 2019-07-30 | 2019-07-30 | High-water-absorption composite non-woven fabric |
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| Publication Number | Publication Date |
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| CN210617518U true CN210617518U (en) | 2020-05-26 |
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| CN201921214649.8U Active CN210617518U (en) | 2019-07-30 | 2019-07-30 | High-water-absorption composite non-woven fabric |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113273739A (en) * | 2021-07-22 | 2021-08-20 | 江苏鹏源纺织集团有限公司 | Antibacterial infant saliva handkerchief |
| CN115071229A (en) * | 2022-05-19 | 2022-09-20 | 东莞市海纳森非织造科技有限公司 | Environment-friendly waterproof non-woven fabric and production process thereof |
-
2019
- 2019-07-30 CN CN201921214649.8U patent/CN210617518U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113273739A (en) * | 2021-07-22 | 2021-08-20 | 江苏鹏源纺织集团有限公司 | Antibacterial infant saliva handkerchief |
| CN113273739B (en) * | 2021-07-22 | 2021-09-24 | 江苏鹏源纺织集团有限公司 | Antibacterial infant saliva handkerchief |
| CN115071229A (en) * | 2022-05-19 | 2022-09-20 | 东莞市海纳森非织造科技有限公司 | Environment-friendly waterproof non-woven fabric and production process thereof |
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