CN220562316U - Five-layer structure fabric - Google Patents
Five-layer structure fabric Download PDFInfo
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- CN220562316U CN220562316U CN202322001655.8U CN202322001655U CN220562316U CN 220562316 U CN220562316 U CN 220562316U CN 202322001655 U CN202322001655 U CN 202322001655U CN 220562316 U CN220562316 U CN 220562316U
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- melt adhesive
- hot melt
- film layer
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- 239000004744 fabric Substances 0.000 title claims abstract description 66
- 239000004831 Hot glue Substances 0.000 claims abstract description 35
- 229920006264 polyurethane film Polymers 0.000 claims abstract description 9
- 241000446313 Lamella Species 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 6
- 238000007731 hot pressing Methods 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 5
- 238000013007 heat curing Methods 0.000 claims description 3
- 239000012466 permeate Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 238000006757 chemical reactions by type Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 125
- 239000002344 surface layer Substances 0.000 abstract description 31
- 230000000694 effects Effects 0.000 abstract description 4
- 238000011049 filling Methods 0.000 abstract description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 12
- 239000010935 stainless steel Substances 0.000 description 12
- 230000005070 ripening Effects 0.000 description 10
- 230000035699 permeability Effects 0.000 description 9
- 239000003795 chemical substances by application Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 6
- 238000001723 curing Methods 0.000 description 6
- 238000004043 dyeing Methods 0.000 description 6
- 238000010030 laminating Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000001035 drying Methods 0.000 description 5
- 238000004078 waterproofing Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000009990 desizing Methods 0.000 description 4
- 238000009998 heat setting Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 229920004933 Terylene® Polymers 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 239000004902 Softening Agent Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000002216 antistatic agent Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920000544 Gore-Tex Polymers 0.000 description 1
- 235000018246 Solanum hyporhodium Nutrition 0.000 description 1
- 241000315292 Solanum sessiliflorum Species 0.000 description 1
- 235000018256 Solanum topiro Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model discloses a five-layer structure fabric which comprises a surface layer, an intermediate film layer and an inner layer, wherein the surface layer and the inner layer are of double-layer structure anti-velvet channel fabrics, the surface layer and the inner layer both comprise a first layer and a second layer, the second layer of the surface layer is connected with the outer side surface of the intermediate film layer through hot melt adhesive, the first layer of the inner layer is connected with the inner side surface of the intermediate film layer through hot melt adhesive, and the intermediate film layer is a high-permeability polyurethane film layer. The five-layer structure fabric has the advantages that the inner layer and the surface layer adopt the channel cloth of the down-proof fabric, good warm keeping effect can be achieved after down filling, down-proof performance can be less than or equal to 5, the combination of the surface layer and the inner layer can enable the warm keeping performance of the fabric to be stronger, the middle film layer adopts the high-permeability polyurethane film layer, the middle film layer is connected with the surface layer and the inner layer through the hot melt adhesive, the connection between the middle film layer and the inner layer and the surface layer is firmer, the connection is more environment-friendly and safer, and the middle film layer adopts the high-permeability polyurethane film layer, so that the fabric has better waterproof, moisture-permeable and air-permeable performances.
Description
Technical Field
The utility model relates to the field of clothing fabrics, in particular to a 5-layer structure fabric.
Background
In recent years, the outdoor sportswear fabric is more and more touted and loved by consumers. Functionality, wearing comfort, become important considerations for consumers to select garment materials. The outdoor sportswear fabric in the current market is various in variety and complete in function, for example, GORE company utilizes the film of the utility model to be adhered with the traditional fabric to produce the unique GORE TEX fabric with waterproof, windproof and breathable functions. And for example, the COCONA company utilizes special yarns of the patent technology to produce 37.5-degree glass fabric with the functions of constant temperature and humidity and the like. However, the existing outdoor sportswear fabric has the functions of preventing down and keeping warm and simultaneously having waterproof and moisture permeable functions.
Disclosure of Invention
The utility model aims to provide a 5-layer structure fabric aiming at the problem that the existing outdoor sportswear fabric in the background art cannot achieve the effects of anti-velvet warmth retention performance and waterproof moisture permeability.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a 5 layer structure surface fabric, includes surface course, intermediate lamella layer and inlayer, and surface course and inlayer are bilayer structure's fine hair passageway cloth that prevents, and surface course and inlayer all include first layer and second layer, and the second layer of surface course passes through hot melt adhesive with the lateral surface of intermediate lamella layer to be connected, and the first layer of inlayer passes through hot melt adhesive with the intermediate lamella medial surface to be connected, and the intermediate lamella is high polyurethane film layer that permeates.
In the scheme, the channel width of the surface layer and the inner layer is 3-5cm, and the gram weight is 60-180g/m 2 The density is 600-900T/inch. Through the arrangement, the surface layer and the inner layer have better anti-velvet performance, and the down-filled fabric has better warm-keeping performance.
In the scheme, the thickness of the intermediate film layer is 15-20um, and the gram weight is 15-25g/m 2 . Through the arrangement, the middle film layer has better air permeability, moisture permeability and waterproof performance.
In the scheme, the hot melt adhesive is modified polyurethane with a moisture-heat curing reaction type, and the total dosage of the hot melt adhesive is 20-30g/m 2 . By this arrangement, the bonding of the face layer, the intermediate layer and the inner layer can be made stronger.
In the above scheme, the surface layer and the inner layer are both nylon fabric or polyester fabric, for example, 20d 900t (double-layer) 100% nylon fabric or 50d 600t (double-layer) 100% polyester fabric can be selected. By the arrangement, the surface layer and the inner layer have better anti-velvet performance.
In the above scheme, the second layer of the surface layer is bonded with the middle film layer and the first layer of the inner layer is bonded with the middle film layer by using hot melt adhesive in a dispensing and hot pressing mode. For example, the following bonding method may be adopted, firstly, the hot melt adhesive after being heated and melted is transferred to the intermediate film layer by a special engraving roller, and then the intermediate film layer and the surface layer or the inner layer are bonded together under the pressure of the bonding roller to form a 3-layer structural fabric. The hot melt adhesive is solid at normal temperature, and has small viscosity and poor adhesion fastness after being melted if the temperature of the hot melt adhesive is too high, and has large viscosity, poor glue permeability and poor adhesion fastness after being melted if the temperature of the hot melt adhesive is too low, so that the heating temperature is controlled well. The engraving roller is a stainless steel roller with the length of 160cm and the diameter of 30cm, small dots with the same size and the same depth are engraved on the surface of the stainless steel roller, the coverage rate of the stainless steel roller is 25%, the diameter of the stainless steel roller is 88mm, the depth of the stainless steel roller is 88mm, hot melt adhesive in the shape of the small dots can be formed through the engraving roller and transferred onto the middle film layer, a plurality of small dot adhesives which are uniformly arranged can be formed on the middle film layer, and the stainless steel roller is pressed through the laminating roller, so that the inner layer or the surface layer and the middle film layer are bonded through hot pressing. Through the connection mode, the connection force of the inner layer, the surface layer and the middle membrane layer is strong, and can reach 5N/cm. The connection is realized by using a spot-bonding mode, so that the moisture permeability of the 5-layer structure fabric is better, and the moisture permeability can reach more than or equal to 10000g/m2.24H.
The utility model has the positive effects that: the 5-layer structural fabric has the advantages that the inner layer and the surface layer adopt the channel cloth of the down-proof fabric, good warm-keeping effect can be achieved after down filling, the down-proof performance can be less than or equal to 5, the filled down can be prevented from falling out of the fabric, and the combination of the surface layer and the inner layer can enable the warm-keeping performance of the fabric to be stronger. The intermediate layer adopts the high polyurethane film layer that permeates, is connected with surface course and inlayer through the hot melt adhesive, enables intermediate layer and inlayer and surface course's connection more firm, compares with traditional solvent type glue moreover, and the hot melt adhesive does not have the solvent to add, and is more environmental protection, safer. The middle film layer adopts a high-permeability polyurethane film layer, and the high-permeability polyurethane film layer is a waterproof moisture-permeable breathable film, so that the fabric has better waterproof moisture-permeable breathable performance.
Drawings
Fig. 1 is a schematic structural view of a 5-layer structural fabric employing the present utility model.
Fig. 2 is a schematic view of the structure of the inner layer and the surface layer.
FIG. 3 is a schematic illustration of dispensing hot melt adhesive on the surface of the face or inner layer.
The reference numerals in the figures are: the heat-seal material comprises a surface layer 1, a channel 11, a first layer 12, a second layer 13, an intermediate film layer 2, a lining layer 3 and a hot melt adhesive 4.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described by means of examples, and it is obvious that the described examples are only some, but not all, examples of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The 5-layer structure fabric disclosed by the utility model comprises a surface layer 1, an intermediate film layer 2 and an inner layer 3 as shown in figures 1-3.
The surface layer 1 and the inner layer 3 are of double-layer structure and are anti-velvet channel cloth, the width of the channel 11 is 3-5cm, and the gram weight is 160-360g/m 2 The density is 700-900T/inch. The surface layer 1 and the inner layer 3 comprise a first layer 12 and a second layer 13, the surface layer 1 and the inner layer 3 can be made of nylon fabric or terylene fabric, for example, 20D 900T (double-layer) 100% nylon fabric or 50D 600T (double-layer) 100% terylene fabric can be selected.
The middle film layer 2 is a high-permeability polyurethane film layer, the thickness of the middle film layer 2 is 15-20um, and the gram weight is 15-25g/m 2 。
The second layer 13 of the surface layer 1 is connected with the outer side surface of the middle film layer 2 in a hot melt adhesive dispensing and hot pressing mode, and the first layer 12 of the inner layer 3 is connected with the inner side surface of the middle film layer 2 in a hot melt adhesive dispensing and hot pressing mode.
The hot melt adhesive 4 can be modified polyurethane with moisture-heat curing reaction, and the total dosage of the hot melt adhesive 4 is 20-30g/m 2 。
The five-layer structural fabric of the present utility model is further illustrated by the following two 5-layer structural fabric preparation processes.
Example 1
A preparation process of a 5-layer structure fabric comprises the steps of enabling both surface layer fabrics and inner layer fabrics to be 20D 900T (double-layer) 100% nylon, enabling the width of a pipeline to be 4.5cm and enabling the gram weight to be 86g/m 2 。
The middle film layer is PU film with thickness of 15um and gram weight of 18g/m 2 。
The hot melt adhesive dosage is as follows: each time 15g/m 2 。
5 layers of fabrics with total gram weight of 220g/m 2 。
5 layer structure surface fabric manufacturing flow: loosening desizing, dyeing, heat setting, attaching 1, curing 1, attaching 2, curing 2, padding for waterproofing and drying setting.
Loosening desizing process parameters: 15g/l caustic soda, 2g/l surfactant, 0.2g/l chelating dispersant, and continuous heat treatment at 95 ℃ for 250 seconds, and full water washing at 80 ℃.
The dyeing process comprises the following steps: overflow dyeing mode, 95 deg.c and heat preservation for 40 min.
And (5) heat setting: 160℃for 1 minute.
Laminating 1: bonding temperature is 100 ℃, hot melt adhesive temperature is 100 ℃, bonding pressure is 0.3MPA, and speed is 10m/m 2 The sizing amount is 15g/m 2 。
Ripening 1: the ripening chamber is left for 48 hours, the temperature of the ripening chamber is 35 ℃, and the relative humidity is 55%.
Laminating 2: bonding temperature is 100 ℃, hot melt adhesive temperature is 100 ℃, bonding pressure is 0.35MPA, and speed is 10m/m 2 The sizing amount is 15g/m 2 。
Curing 2: the ripening chamber is left for 48 hours, the temperature of the ripening chamber is 35 ℃, and the relative humidity is 55%.
Padding, waterproofing and drying and shaping processes: the temperature is 160-160 ℃, 165-165 ℃ and the cloth speed is 40m/min, and the formula of the waterproof agent is: 40g/l of fluorine-free waterproof agent, 5g/l of softening agent, 10g/l of accelerator, 0.5g/l of antistatic agent, 0.4g/l of citric acid, 4 pH value adjustment, 0.5Mpa of padding press roller pressure and 50% of pressure absorption rate.
The bonding process comprises the following steps: firstly, the hot melt adhesive after heating and melting is transferred to an intermediate film layer through a special engraving roller, and then the intermediate film layer and a surface layer or an inner layer are bonded together under the pressure of a bonding roller to form a 3-layer structural fabric. The hot melt adhesive is solid at normal temperature, and has small viscosity and poor adhesion fastness after being melted if the temperature of heating and melting is too high, and has large viscosity, poor glue permeability and poor adhesion fastness after being melted if the temperature of heating and melting is too low, so that the heating temperature is controlled to be preferably 100 ℃. The engraving roller is a stainless steel roller with the length of 160cm and the diameter of 30cm, small dots with the same size and the same depth are engraved on the surface of the stainless steel roller, the coverage rate of the stainless steel roller is 25%, the diameter of the stainless steel roller is 88mm, the depth of the stainless steel roller is 88mm, hot melt adhesive in the shape of the small dots can be formed through the engraving roller and transferred onto the middle film layer, a plurality of small dot adhesives which are uniformly arranged can be formed on the middle film layer, and the stainless steel roller is pressed through the laminating roller, so that the inner layer or the surface layer and the middle film layer are bonded through hot pressing. Through the connection mode, the connection force of the inner layer, the surface layer and the middle membrane layer is strong, and can reach 5N/cm. The connection is realized by using a spot-bonding mode, so that the moisture permeability of the 5-layer structure fabric is better, and the moisture permeability can reach more than or equal to 10000g/m2.24H.
The preparation process of the 5-layer structure fabric adopts the process of firstly attaching and then waterproofing, so that the waterproof performance of both the surface layer and the inner layer fabric is achieved by only one step; when the waterproof agent is waterproof, the finishing setting machine is used, so that the waterproof, drying and setting integration can be realized; the waterproof agent is selected from high-efficiency fluoride-free waterproof agents, so that the fabric has excellent waterproof effect, and the waterproof performance of the fabric is enhanced by 90 minutes before washing and 80 minutes after washing for 5 times.
Example 2
A preparation process of a 5-layer structure fabric comprises the steps of surface layer and inner layer fabric: 50D 600T (double-layer) 100% terylene, 4.5cm of pipeline width and 135g/m of gram weight 2 。
The middle film layer adopts a PU film: thickness of 20um, gram weight of 25g/m 2 。
The hot melt adhesive dosage is as follows: each time 15g/m 2 。
5 layers of fabrics with total gram weight of 325g/m 2 。
The manufacturing flow is as follows: loosening desizing, dyeing, heat setting, attaching 1, curing 1, attaching 2, curing 2, padding for waterproofing and drying setting.
Loosening desizing process parameters: 20g/l caustic soda, 2.5g/l surfactant, 0.4g/l chelating dispersant, and continuous heat treatment at 95 ℃ for 350 seconds, and full water washing at 80 ℃.
The dyeing process comprises the following steps: overflow dyeing mode, 135 deg.c and maintaining for 30 min.
And (5) heat setting: 160℃for 1 minute.
Laminating 1: the bonding temperature is 100 ℃, the hot melt adhesive temperature is 100 ℃, the bonding pressure is 0.4MPA, the speed is 10m/m2, and the adhesive coating amount is 15g/m2.
Ripening 1: the ripening chamber is left for 48 hours, the temperature of the ripening chamber is 35 ℃, and the relative humidity is 55%.
Laminating 2: the bonding temperature is 100 ℃, the hot melt adhesive temperature is 100 ℃, the bonding pressure is 0.4MPA, the speed is 10m/m2, and the adhesive coating amount is 15g/m2.
Curing 2: the ripening chamber is left for 48 hours, the temperature of the ripening chamber is 35 ℃, and the relative humidity is 55%.
Padding, waterproofing and drying and shaping processes: the temperature is 160-160 ℃, 165-165 ℃ and the cloth speed is 20m/min, and the formula of the waterproof agent is: 60g/l of fluorine-free waterproof agent, 5g/l of softening agent, 20g/l of accelerator, 0.5g/l of antistatic agent, 0.6g/l of citric acid, adjusting the pH value to 4, and the pressure of a padding press roller to be 0.5Mpa and the pressure absorption rate to be 50%.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a five-layer structure surface fabric, its characterized in that includes surface course, intermediate lamella and inlayer, and surface course and inlayer are bilayer structure's fine hair passageway cloth that prevents, and surface course and inlayer all include first layer and second layer, and the second layer of surface course passes through hot melt adhesive with the lateral surface of intermediate lamella to be connected, and the first layer of inlayer passes through hot melt adhesive with the intermediate lamella medial surface and is connected, and the intermediate lamella is high polyurethane film layer that permeates.
2. The five-layer structural facer of claim 1, wherein the channel width of the face and inner layers is 3-5cm and the grammage is 60-180g/m 2 The density is 600-900T/inch.
3. According to claim 1The five-layer structure fabric is characterized in that the thickness of the middle film layer is 15-20um, and the gram weight is 15-25g/m 2 。
4. The five-layer structural fabric according to claim 1, wherein the hot melt adhesive is modified polyurethane with a moisture-heat curing reaction type, and the total amount of the hot melt adhesive is 20-30g/m 2 。
5. The five-layer structural fabric of claim 1, wherein the face layer and the inner layer are both nylon fabric or polyester fabric.
6. The five-layer structural facestock of claim 1, wherein the second layer of the facestock is bonded to the intermediate film layer and the first layer of the inner layer is bonded to the intermediate film layer by hot melt adhesive by dispensing and hot pressing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322001655.8U CN220562316U (en) | 2023-07-27 | 2023-07-27 | Five-layer structure fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322001655.8U CN220562316U (en) | 2023-07-27 | 2023-07-27 | Five-layer structure fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220562316U true CN220562316U (en) | 2024-03-08 |
Family
ID=90103530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322001655.8U Active CN220562316U (en) | 2023-07-27 | 2023-07-27 | Five-layer structure fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220562316U (en) |
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2023
- 2023-07-27 CN CN202322001655.8U patent/CN220562316U/en active Active
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