CN115770718A - Coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel - Google Patents
Coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel Download PDFInfo
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- CN115770718A CN115770718A CN202211396371.7A CN202211396371A CN115770718A CN 115770718 A CN115770718 A CN 115770718A CN 202211396371 A CN202211396371 A CN 202211396371A CN 115770718 A CN115770718 A CN 115770718A
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- polyurethane
- tpu
- coating
- treating agent
- thermoplastic polyurethane
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- 239000004433 Thermoplastic polyurethane Substances 0.000 title claims abstract description 54
- 229920002803 thermoplastic polyurethane Polymers 0.000 title claims abstract description 54
- 238000000576 coating method Methods 0.000 title claims abstract description 44
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 239000000741 silica gel Substances 0.000 title claims abstract description 21
- 229910002027 silica gel Inorganic materials 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 title claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 54
- 238000001035 drying Methods 0.000 claims abstract description 52
- 229920002635 polyurethane Polymers 0.000 claims abstract description 32
- 239000004814 polyurethane Substances 0.000 claims abstract description 32
- 239000011248 coating agent Substances 0.000 claims abstract description 26
- 239000002344 surface layer Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 239000004944 Liquid Silicone Rubber Substances 0.000 claims description 16
- 229920002379 silicone rubber Polymers 0.000 claims description 16
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 claims description 14
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 6
- 239000004744 fabric Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000006229 carbon black Substances 0.000 description 5
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 5
- -1 methyl vinyl Chemical group 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 238000010330 laser marking Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010023 transfer printing Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Paints Or Removers (AREA)
Abstract
The invention discloses a coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel, relating to the technical field of garment processing; the method comprises the following steps: pre-coating for the first time, spraying a JX-AD001 treating agent on the surface of a color polyurethane base material to enable the polyurethane surface layer to be silicon-type treated, drying the sprayed JX-AD001 treating agent by using a drying tunnel, and adopting a JX-AD002 treating agent; the surface layer of the color polyurethane forms an intermediate which can be fused with the liquid silica gel, so that the liquid silica gel and the TPU polyurethane are not layered. According to the invention, the JX-AD001 and JX-AD002 treating agents are adopted, and the two spraying and drying processes are combined, so that the combination effect of the coating and the color polyurethane is good, and the color polyurethane with the same color as the garment fabric can be selected as the base material, so that the finally formed label has the same color as the garment and is more attractive.
Description
Technical Field
The invention relates to the technical field of garment processing, in particular to a coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel.
Background
In the industries of garment accessories, trademarks LOGO, shoe materials, silica gel lettering films, sports clothing articles and the like, trademarks of the clothing labels are basically formed by means of matching thermoplastic polyurethane with silica gel coatings, and the Thermoplastic Polyurethane (TPU) is a preferred material for clothing trademark labels because of high bonding strength, high heat resistance and high crystallization speed to clothing fabrics due to the characteristics of TPU, and has great advantages compared with the traditional silica gel labels matched with ironing or heat transfer printing to be combined with the clothing fabrics.
When the garment is used, the thermoplastic polyurethane and the silica gel coating are generally sequentially sprayed on the surface of the garment, and after the garment is cured and qualified, required information such as patterns, characters, LOGO and the like is formed on the garment through processes such as cutting or laser marking.
However, in the prior art, most of the transparent polyurethane is combined with silica gel, the final product is transparent, and the back of the product is mostly milky white or semitransparent, which affects the overall beauty of the trademark.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silicone rubber.
In order to achieve the purpose, the invention adopts the following technical scheme:
the coating method combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel comprises the following steps:
s1: pre-coating for the first time, namely spraying a JX-AD001 treating agent on the surface of a color polyurethane substrate to enable the polyurethane surface layer to be treated by silicon;
s2: drying, namely drying the sprayed JX-AD001 treating agent by using a drying tunnel;
s3: pre-coating for the second time by adopting a JX-AD002 treating agent; forming an intermediate on the surface layer of the color polyurethane, and fusing the intermediate with the liquid silica gel to ensure that the liquid silica gel and the TPU polyurethane are not layered;
s4: drying, namely drying the JX-AD002 treating agent by using the drying tunnel again;
in the S1, the JX-AD001 treating agent is 51852-81-4 polyurethane, and the viscosity of the JX-AD001 treating agent is 1000-1500mpa.s;
in the S2, the JX-AD002 treating agent comprises 70% -80% of 68951-99-5, 20% -30% of 10279-57-9 and 1% -10% of 2530-83-8.
Preferably: in the S1, 5% of curing agent is mixed in the JX-AD001 treating agent.
Preferably: in the S2, 6 percent of curing agent is mixed in the JX-AD002 treating agent.
Preferably: and in the S1 and the S2, an arch bridge type coating machine is selected.
Preferably: in the step S1, the temperature of the drying tunnel is 120-140 ℃, and the mechanical speed is 5-6m/min.
Preferably: in the step S2, the temperature of the drying tunnel is 110-130 ℃, and the mechanical speed is 4-5m/min.
Preferably: in the step S1, the temperature of the drying tunnel is 130 ℃.
Preferably: in the step S2, the temperature of the drying tunnel is 120 ℃.
Preferably: in the S2, the JX-AD002 treatment agent comprises 68951-99-5% in 75%, 10279-57-9% in 20% and 2530-83-8% in 5%.
The beneficial effects of the invention are as follows:
1. according to the invention, JX-AD001 and JX-AD002 treating agents are adopted, and two spraying and drying processes are combined, so that the combination effect of the coating and the color polyurethane is good, and therefore, the color polyurethane with the same color as the garment fabric can be selected as a base material, and the finally formed label can be completely consistent with the garment in color and is more beautiful.
Drawings
FIG. 1 is a schematic flow chart of the coating method of combining colored Thermoplastic Polyurethane (TPU) and liquid silicone rubber provided by the invention.
Detailed Description
The technical solution of the present patent will be further described in detail with reference to the following embodiments.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example (b):
a coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silicone rubber comprises the following steps:
s1: pre-coating for the first time, namely spraying a JX-AD001 treating agent on the surface of a color polyurethane substrate to enable the polyurethane surface layer to be treated by silicon;
s2: drying, namely drying the sprayed JX-AD001 treating agent by using a drying tunnel;
s3: pre-coating for the second time by adopting a JX-AD002 treating agent; forming an intermediate on the surface layer of the color polyurethane, and fusing the intermediate with the liquid silica gel to ensure that the liquid silica gel and the TPU polyurethane are not layered;
s4: drying, namely drying the JX-AD002 treating agent by using the drying tunnel again;
in the S1, the JX-AD001 treating agent is 51852-81-4 polyurethane, and the viscosity of the treating agent is 1000-1500mpa.s.
In the S2, the JX-AD002 treating agent comprises 68951-99-5 monovinyl-terminated dimethyl and methyl vinyl in 70-80%, 10279-57-9 white carbon black in 20-30% and 2530-83-8 gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane in 1-10%.
In the S1, 5% of curing agent is mixed in the JX-AD001 treating agent.
In the S2, 6 percent of curing agent is mixed in the JX-AD002 treating agent.
In S1 and S2, all select arch bridge formula coating machinery, and cooperate the drying tunnel heating, preferred: selecting a 1.4-meter arch bridge type coating machine and heating in a 24-meter drying tunnel; in the step S1, the temperature of the drying tunnel is 120-140 ℃, and the mechanical speed is 5-6m/min; in the step S2, the temperature of the drying tunnel is 110-130 ℃, and the mechanical speed is 4-5m/min.
Example 1:
a coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silicone rubber comprises the following steps:
s1: pre-coating for the first time, namely spraying a JX-AD001 treating agent on the surface of a color polyurethane substrate to enable the polyurethane surface layer to be treated by silicon;
s2: drying, namely drying the sprayed JX-AD001 treating agent by using a drying tunnel;
s3: pre-coating for the second time by adopting a JX-AD002 treating agent; forming an intermediate on the surface layer of the color polyurethane, and fusing the intermediate with the liquid silica gel to ensure that the liquid silica gel and the TPU polyurethane are not layered;
s4: drying, namely drying the JX-AD002 treating agent by using the drying tunnel again;
in the S1, the JX-AD001 treating agent is 51852-81-4 polyurethane, and the viscosity of the JX-AD001 treating agent is 1000-1500mpa.s.
In the S2, the JX-AD002 treating agent comprises 75% of 68951-99-5 monovinyl-terminated dimethyl and methyl vinyl, 20% of 10279-57-9 white carbon black and 5% of 2530-83-8 gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane.
In the S1, 5% of curing agent is mixed in the JX-AD001 treating agent.
In the S2, 6 percent of curing agent is mixed in the JX-AD002 treating agent.
In the S1 and the S2, 1.4 m of arch bridge type coating machinery is selected, and a 24 m drying tunnel is used for heating; in the step S1, the temperature of the drying tunnel is 130 ℃, and the mechanical speed is 5-6m/min; in the step S2, the temperature of the drying tunnel is 120 ℃, and the mechanical speed is 4-5m/min.
In this embodiment: the JX-AD001 and JX-AD002 treating agents are combined with the twice spraying and drying processes, so that the combination effect of the coating and the color polyurethane is good, the color polyurethane with the color consistent with that of the garment fabric can be selected as a base material, and finally the color of the formed label can be completely consistent with that of the garment, and the formed label is attractive.
Example 2:
the coating process of colored Thermoplastic Polyurethane (TPU) in combination with liquid silicone rubber, this example is essentially identical to example 1, except that: in the S2, the JX-AD002 treating agent comprises 70% of 68951-99-5 monovinyl-terminated dimethyl and methyl vinyl, 20% of 10279-57-9 white carbon black and 10% of 2530-83-8 gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane.
Example 3:
the coating process of colored Thermoplastic Polyurethane (TPU) in combination with liquid silicone rubber, this example is essentially identical to example 1, except that: in the S2, the JX-AD002 treating agent comprises 75% of 68951-99-5 monovinyl-terminated dimethyl and methyl vinyl, 26% of 10279-57-9 white carbon black and 4% of 2530-83-8 gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane.
Example 4:
the coating process of colored Thermoplastic Polyurethane (TPU) in combination with liquid silicone rubber, this example is essentially identical to example 1, except that: in the S1 and the S2, 1.4 m of arch bridge type coating machinery is selected and heated in a 24 m drying tunnel; in the step S1, the temperature of the drying tunnel is 120 ℃, and the mechanical speed is 5-6m/min; in the step S2, the temperature of the drying tunnel is 110 ℃, and the mechanical speed is 4-5m/min.
Example 5:
the coating process of colored Thermoplastic Polyurethane (TPU) in combination with liquid silicone rubber, this example is essentially identical to example 1, except that: in the S1 and the S2, 1.4 m of arch bridge type coating machinery is selected and heated in a 24 m drying tunnel; in the step S1, the temperature of the drying tunnel is 140 ℃, and the mechanical speed is 5-6m/min; in the step S2, the temperature of the drying tunnel is 130 ℃, and the mechanical speed is 4-5m/min.
The following table shows the effect of the process recipe steps of examples 1-5 on the final label properties
As can be seen from the above table, the inherent proportion of JX-AD002 treatment affects the final color of the final colored polyurethane, which does not change color and is consistent with the color of clothes under the composition of 75% of 68951-99-5 monovinyl-terminated dimethyl, methyl vinyl, 20% of 10279-57-9 white carbon black, and 5% of 2530-83-8 gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane.
In the steps S1 and S2, the drying temperature can influence the drying performance of the coating, so that the final binding force of the finished product is influenced, in the step S1, the drying tunnel temperature is 130 ℃, and in the step S2, the binding force of the finished product and the clothes is stronger and the finished product is not easy to fall off under the condition that the drying tunnel temperature is 120 ℃.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel is characterized by comprising the following steps:
s1: pre-coating for the first time, namely spraying a JX-AD001 treating agent on the surface of a color polyurethane substrate to enable the polyurethane surface layer to be treated by silicon;
s2: drying, namely drying the sprayed JX-AD001 treating agent by using a drying tunnel;
s3: pre-coating for the second time by adopting a JX-AD002 treating agent; forming an intermediate on the surface layer of the color polyurethane, and fusing the intermediate with the liquid silica gel to ensure that the liquid silica gel and the TPU polyurethane are not layered;
s4: drying, namely drying the JX-AD002 treating agent by using the drying tunnel again;
in the S1, the JX-AD001 treating agent is 51852-81-4 polyurethane, and the viscosity of the JX-AD001 treating agent is 1000-1500mpa.s;
in the S2, the JX-AD002 treating agent comprises 70% -80% of 68951-99-5, 20% -30% of 10279-57-9 and 1% -10% of 2530-83-8.
2. A coating process of colored Thermoplastic Polyurethane (TPU) in combination with liquid silicone rubber according to claim 1 wherein 5% curing agent is further compounded into the JX-AD001 treatment agent in S1.
3. A coating process of colored Thermoplastic Polyurethane (TPU) combined with liquid silicone rubber according to claim 1 where in S2 6% curing agent is further blended into JX-AD002 treatment agent.
4. A method for coating a colored Thermoplastic Polyurethane (TPU) with liquid silicone rubber according to claim 1 wherein an arch bridge type coating machine is used for each of S1 and S2.
5. The process for coating a combination of a colored Thermoplastic Polyurethane (TPU) and a liquid silicone rubber according to claim 4, wherein in step S1, the drying tunnel temperature is 120 to 140 ℃ and the mechanical speed is 5 to 6m/min.
6. The process for coating a combination of a colored Thermoplastic Polyurethane (TPU) and a liquid silicone rubber according to claim 4, wherein in step S2, the drying tunnel temperature is 110 to 130 ℃ and the mechanical speed is 4 to 5m/min.
7. The process for coating a colored Thermoplastic Polyurethane (TPU) in combination with a liquid silicone rubber according to claim 4 wherein in step S1 the tunnel temperature is 130 ℃.
8. The process for coating a colored Thermoplastic Polyurethane (TPU) in combination with a liquid silicone rubber according to claim 4 wherein in step S2 the tunnel temperature is 120 ℃.
9. A coating process of coloured Thermoplastic Polyurethane (TPU) in combination with liquid silicone rubber according to claim 1, characterised in that in S2 the JX-AD002 treatment agent comprises 75% of 68951-99-5, 20% of 10279-57-9, 5% of 2530-83-8.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211396371.7A CN115770718A (en) | 2022-11-09 | 2022-11-09 | Coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211396371.7A CN115770718A (en) | 2022-11-09 | 2022-11-09 | Coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel |
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| CN115770718A true CN115770718A (en) | 2023-03-10 |
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| CN202211396371.7A Pending CN115770718A (en) | 2022-11-09 | 2022-11-09 | Coating method for combining colored Thermoplastic Polyurethane (TPU) and liquid silica gel |
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| JP2014124548A (en) * | 2012-12-25 | 2014-07-07 | Asahi Glass Co Ltd | Manufacturing method of resin base material with coating film |
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| CN105969299A (en) * | 2016-05-26 | 2016-09-28 | 广州新莱福磁电有限公司 | Preparation method of residue-free adhesive advertisement consumable |
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| CN112778571A (en) * | 2020-12-31 | 2021-05-11 | 东莞市维赛实业有限公司 | Food-grade silica gel foam and manufacturing method thereof |
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2022
- 2022-11-09 CN CN202211396371.7A patent/CN115770718A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090130952A1 (en) * | 2007-11-19 | 2009-05-21 | Hui-Mei Chen | Bra Pad |
| CN101602928A (en) * | 2009-07-02 | 2009-12-16 | 陈巧才 | A kind of single component silicone logo trademark glue |
| JP2014124548A (en) * | 2012-12-25 | 2014-07-07 | Asahi Glass Co Ltd | Manufacturing method of resin base material with coating film |
| CN104103213A (en) * | 2014-06-17 | 2014-10-15 | 东莞洛克橡塑制品有限公司 | Process for manufacturing thermal laminated silica gel trademark by die forming |
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| CN108501559A (en) * | 2018-01-31 | 2018-09-07 | 广东天跃新材料股份有限公司 | One kind is for silicon rubber mould transfer TPU composite membranes, coating process and application |
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