CN117166264A - TPU flocking material and preparation process thereof - Google Patents
TPU flocking material and preparation process thereof Download PDFInfo
- Publication number
- CN117166264A CN117166264A CN202311151137.2A CN202311151137A CN117166264A CN 117166264 A CN117166264 A CN 117166264A CN 202311151137 A CN202311151137 A CN 202311151137A CN 117166264 A CN117166264 A CN 117166264A
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- China
- Prior art keywords
- tpu
- flocking
- fabric
- preparation process
- fluff
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- Pending
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- 239000000463 material Substances 0.000 title claims abstract description 51
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 239000004744 fabric Substances 0.000 claims abstract description 59
- 239000000853 adhesive Substances 0.000 claims abstract description 32
- 230000001070 adhesive effect Effects 0.000 claims abstract description 32
- 238000001035 drying Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 239000000835 fiber Substances 0.000 claims abstract description 9
- 239000012943 hotmelt Substances 0.000 claims abstract description 9
- 230000001680 brushing effect Effects 0.000 claims abstract description 6
- 238000013329 compounding Methods 0.000 claims abstract description 6
- 238000005498 polishing Methods 0.000 claims abstract description 6
- 238000004806 packaging method and process Methods 0.000 claims abstract description 3
- 238000005096 rolling process Methods 0.000 claims abstract description 3
- 244000144992 flock Species 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 8
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 6
- 229920000297 Rayon Polymers 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 2
- 229920001778 nylon Polymers 0.000 claims description 2
- 238000002791 soaking Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000001238 wet grinding Methods 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical group O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000000576 coating method Methods 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 description 7
- 239000000758 substrate Substances 0.000 description 6
- 244000137852 Petrea volubilis Species 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000002657 fibrous material Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012761 high-performance material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
- Laminated Bodies (AREA)
Abstract
The invention relates to a TPU flocking material and a preparation process thereof, the method comprises compounding a hot-melt TPU material fiber with a fabric base material to form TPU fabric, carrying out rough polishing on the surface of a flocking area of the TPU fabric, coating flocking adhesive on the flocking area after polishing, planting fluff on the flocking area of the TPU fabric by an electrostatic flocking method to obtain a TPU flocking material, solidifying and drying the TPU flocking material by a multistage drying box, cooling and brushing to remove non-adhered floating fluff, and rolling and packaging; the TPU flocking fabric has the advantages of good wear resistance and tear resistance, and no formaldehyde residue in finished products.
Description
Technical Field
The invention relates to a TPU flocking material and a preparation process thereof, and belongs to the field of flocking fabric manufacturing.
Background
TPU flocked fabrics are a high performance material with a unique background art that creates a more powerful and durable product by combining TPU film with fibrous material. The TPU film has flexibility and plasticity, can be tightly combined with fiber materials, and the combination mode not only enhances the strength and the durability of the flocked fabric, but also enhances the abrasion resistance and the tear resistance of the flocked fabric, and the TPU flocked fabric also has excellent chemical properties. This makes TPU flocked fabrics an ideal material for use in making protective clothing, protective gloves, dust cloth, and the like.
The traditional flocking cloth is generally composed of a fiber material and a backing layer, a high-temperature adhesive is used on the surface of the fabric, then fluff and the adhesive are combined together, the material limitation is received, the traditional flocking cloth is poor in wear resistance and tear resistance and cannot be applied to specific fields, meanwhile, the traditional flocking cloth uses adhesive paint containing formaldehyde during flocking, formaldehyde is required to be discharged after finished products are produced for normal use, and the environment is easily polluted after long time consumption.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a TPU flocking material and a preparation process thereof, and solves the problems that the traditional flocking fabric has poor wear resistance and tear resistance and formaldehyde residues in a finished product need to be discharged.
The TPU flocking material and the preparation process thereof are characterized in that the detection method comprises the following steps:
s1: compounding a hot-melt TPU material fiber with a fabric base material to form TPU fabric;
s2: rough polishing is carried out on the surface of the area to be flocked of the TPU fabric cloth, and flocking adhesive is coated on the flocked area after polishing;
s3: flocking the flock on the flocking area of the TPU fabric cloth by an electrostatic flocking method to obtain a TPU flocking material;
s4: and solidifying and drying the TPU flocking material through a multistage drying box, cooling, brushing hair to remove non-adhered floating velvet, and rolling and packaging.
In the above preparation method, preferably, the flocking adhesive in the step S2 is 100 parts of HW-997A paste, 0.3-0.6 part of HW-817 paste, and 0.3-0.5 part of ammonia water.
In the above preparation method, preferably, in the step S3, the fluff material may be cotton fiber, viscose fiber, nylon fiber, fine denier fiber, superfine denier fiber, etc.
In the above preparation method, preferably, in the step S3, the electrostatic voltage in the electrostatic flocking process is 45-65 KV.
In the above preparation method, preferably, in the step S3, the temperature during the electrostatic flocking is 150 to 170 ℃.
In the above preparation method, preferably, in the step S4, the length of the TPU fabric backing material is not more than 5mm after soaking in water for one minute during finished product detection and wet-grinding for 20 times.
In the above preparation method, preferably, the fluff is full-viscose fluff, and the pasting tool cleans every 6 minutes.
In the above production method, it is preferable that the pasting pump, pasting wheel, doctor blade, etc. be cleaned before the start of production, and the surface fluff of the drying box, mesh belt, and guide wheel be completely removed.
In summary, compared with the prior art, the invention has the following advantages:
1. in the invention, the TPU material has good heat resistance and weather resistance, after being solidified and dried, the fluff of the TPU flocking material can be kept stable in a high-temperature environment, is not easy to deform or fade, is suitable for being used under various climatic conditions, and meanwhile, the TPU material has the advantages of wear resistance, chemical corrosion resistance, low temperature resistance and the like, and after the flocking process, the flocking material not only has the characteristics of the fluff, but also inherits the advantages of the TPU material, and improves the performance and quality of products;
2. in the invention, the flocking adhesive prepared from the HW-997A paste, the HW-817 paste and the ammonia water has the advantages of high adhesiveness, good elasticity and softness, strong washing resistance, good high temperature resistance, environmental protection, no harm and the like, can improve the quality and performance of TPU flocking materials, can enhance the adhesive force and uniform flocking effect of fluff according to the static voltage regulated by the adhesive components, improves the production efficiency, and ensures the stability of flocking quality.
Drawings
FIG. 1 is a flow chart of the present invention.
Detailed Description
The technical scheme of the present invention will be further specifically described by means of specific examples, but the present invention is not limited to these examples.
Example 1
Step 1: compounding together filaments of a hot melt TPU material with a fabric substrate to form a TPU fabric, which can be combined with the fabric substrate by hot melt to create a strong bond;
step 2: the surface of the area to be flocked of the TPU fabric cloth is roughened and polished, and the flocked area can be roughened by using tools such as sand paper and the like so as to increase the adhesive force of the flocking adhesive;
step 3: coating flocking adhesive on the polished flocking area, wherein the flocking adhesive selects special glue with good adhesive force to ensure that the fluff can be firmly attached to the flocking area;
step 4: the flock is planted in the flocking area of the TPU fabric cloth by an electrostatic flocking method to obtain TPU flock, and the flock can be adsorbed on the flocking area by utilizing electrostatic force through contacting the flocking area with the flock with static electricity;
step 5: the TPU flocking material is solidified and dried through a multistage drying box, and in the drying process, heat energy solidifies flocking adhesive, so that fluff and TPU fabric cloth are more firmly combined together;
step 6: cooling, brushing hair to remove non-adhered floating velvet, cooling TPU flocking materials after solidification and drying, and removing non-adhered velvet by using tools such as a brush and the like so as to ensure the tidy and quality of the velvet;
step 7: finally, the treated and cleaned TPU flocking material is coiled and packaged for subsequent production and application.
The flocking adhesive is 100 parts of HW-997A paste, 0.3 part of HW-817 paste, 0.3 part of ammonia water, the static voltage is 65KV, and the flocking temperature is 160 ℃.
Example 2
Step 1: compounding together filaments of a hot melt TPU material with a fabric substrate to form a TPU fabric, which can be combined with the fabric substrate by hot melt to create a strong bond;
step 2: the surface of the area to be flocked of the TPU fabric cloth is roughened and polished, and the flocked area can be roughened by using tools such as sand paper and the like so as to increase the adhesive force of the flocking adhesive;
step 3: coating flocking adhesive on the polished flocking area, wherein the flocking adhesive selects special glue with good adhesive force to ensure that the fluff can be firmly attached to the flocking area;
step 4: the flock is planted in the flocking area of the TPU fabric cloth by an electrostatic flocking method to obtain TPU flock, and the flock can be adsorbed on the flocking area by utilizing electrostatic force through contacting the flocking area with the flock with static electricity;
step 5: the TPU flocking material is solidified and dried through a multistage drying box, and in the drying process, heat energy solidifies flocking adhesive, so that fluff and TPU fabric cloth are more firmly combined together;
step 6: cooling, brushing hair to remove non-adhered floating velvet, cooling TPU flocking materials after solidification and drying, and removing non-adhered velvet by using tools such as a brush and the like so as to ensure the tidy and quality of the velvet;
step 7: finally, the treated and cleaned TPU flocking material is coiled and packaged for subsequent production and application.
The flocking adhesive is 100 parts of HW-997A paste, 0.6 part of HW-817 paste, 0.5 part of ammonia water, 45KV of static voltage and 150 ℃.
Example 3
Step 1: compounding together filaments of a hot melt TPU material with a fabric substrate to form a TPU fabric, which can be combined with the fabric substrate by hot melt to create a strong bond;
step 2: the surface of the area to be flocked of the TPU fabric cloth is roughened and polished, and the flocked area can be roughened by using tools such as sand paper and the like so as to increase the adhesive force of the flocking adhesive;
step 3: coating flocking adhesive on the polished flocking area, wherein the flocking adhesive selects special glue with good adhesive force to ensure that the fluff can be firmly attached to the flocking area;
step 4: the flock is planted in the flocking area of the TPU fabric cloth by an electrostatic flocking method to obtain TPU flock, and the flock can be adsorbed on the flocking area by utilizing electrostatic force through contacting the flocking area with the flock with static electricity;
step 5: the TPU flocking material is solidified and dried through a multistage drying box, and in the drying process, heat energy solidifies flocking adhesive, so that fluff and TPU fabric cloth are more firmly combined together;
step 6: cooling, brushing hair to remove non-adhered floating velvet, cooling TPU flocking materials after solidification and drying, and removing non-adhered velvet by using tools such as a brush and the like so as to ensure the tidy and quality of the velvet;
step 7: finally, the treated and cleaned TPU flocking material is coiled and packaged for subsequent production and application.
The flocking adhesive is 100 parts of HW-997A paste, 0.5 part of HW-817 paste, 0.4 part of ammonia water, 55KV of static voltage and 170 ℃ of flocking temperature.
The embodiments of the present invention are not limited to the examples described above, and those skilled in the art can make various changes and modifications in form and detail without departing from the spirit and scope of the present invention, which are considered to fall within the scope of the present invention.
Claims (8)
1. The TPU flocking material and the preparation process thereof are characterized in that the detection method comprises the following steps:
s1: compounding a hot-melt TPU material fiber with a fabric base material to form TPU fabric;
s2: rough polishing is carried out on the surface of the area to be flocked of the TPU fabric cloth, and flocking adhesive is coated on the flocked area after polishing;
s3: flocking the flock on the flocking area of the TPU fabric cloth by an electrostatic flocking method to obtain a TPU flocking material;
s4: and solidifying and drying the TPU flocking material through a multistage drying box, cooling, brushing hair to remove non-adhered floating velvet, and rolling and packaging.
2. The TPU flocking material and the preparation process thereof according to claim 1, wherein: the flocking adhesive in the step S2 is 100 parts of HW-997A paste, 0.3-0.6 part of HW-817 paste and 0.3-0.5 part of ammonia water.
3. The TPU flocking material and its preparation process according to claim 2, wherein: in the step S3, the fluff material can be cotton fiber, viscose fiber, nylon fiber, fine denier fiber, superfine denier fiber and the like.
4. A TPU flock material and process according to claim 3, characterized in that: in the step S3, the electrostatic voltage in the electrostatic flocking process is 45-65 KV.
5. The TPU flocking material and the preparation process thereof according to claim 4, wherein: in the step S3, the temperature in the electrostatic flocking process is 150-170 ℃.
6. The TPU flocking material and the preparation process thereof according to claim 5, wherein: in the step S4, soaking water for one minute during finished product detection, and then wet-milling for 20 times to expose the TPU fabric base material, wherein the length of the TPU fabric base material is not more than 5mm.
7. The TPU flocking material and the preparation process thereof according to claim 6, wherein: the fluff is full-viscose fluff, and the pasting tool cleans every 6 min.
8. The TPU flocking material and the preparation process thereof according to claim 7, wherein: before production, cleaning a pasting pump, a pasting wheel, a scraper and the like, and completely removing fluff on the surfaces of a drying box, a mesh belt and a guide wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311151137.2A CN117166264A (en) | 2023-09-07 | 2023-09-07 | TPU flocking material and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311151137.2A CN117166264A (en) | 2023-09-07 | 2023-09-07 | TPU flocking material and preparation process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117166264A true CN117166264A (en) | 2023-12-05 |
Family
ID=88931452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311151137.2A Pending CN117166264A (en) | 2023-09-07 | 2023-09-07 | TPU flocking material and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117166264A (en) |
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2023
- 2023-09-07 CN CN202311151137.2A patent/CN117166264A/en active Pending
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