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As a high -quality material, the TPU hot melt film has many advantages, but there are also some shortcomings that cannot be ignored.
​First of all, TPU hot melt film film may perform poorly in some specific high temperature environments. Due to its hot -melt special, high temperature may cause its adhesion to decrease, and even deform or melt, which affects its use effect. Therefore, when choosing to use TPU hot melt film, you need to pay special attention to its applicable temperature range to avoid use in high temperature environments.
2024-03-26
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As a high -quality material, the TPU hot melt film has many advantages, but there are also some shortcomings that cannot be ignored.

    First of all, TPU hot melt film film may perform poorly in some specific high temperature environments. Due to its hot -melt special, high temperature may cause its adhesion to decrease, and even deform or melt, which affects its use effect. Therefore, when choosing to use TPU hot melt film, you need to pay special attention to its applicable temperature range to avoid use in high temperature environments.

    Secondly, the solvent resistance of the TPU hot melt film is relatively weak. When exposed to certain solvents, it may cause swelling or dissolving, which may affect its bonding effect and service life. Therefore, when using TPU hot melt film, it is necessary to avoid contact with organic solvents to avoid affecting its performance.

    In addition, the processing and use of TPU hot melt film may also be limited. Due to its hot melt special, professional equipment and processes are required for processing. If it is improperly operated, it may affect its quality and effect. At the same time, in the process of use, it is also necessary to pay attention to the clean and peaceful integration of the fitting surface to ensure that its bonding effect is best.

    Finally, although theTPU hot melt film itself is environmentally friendly and non -toxic, in the process of production and abandonment, if it is not properly treated, it may also affect the environment. Therefore, when using and processing the TPU hot melt film, it is necessary to follow relevant environmental protection regulations to ensure its minimalization of its impact on the environment.

    In summary, although the TPU hot melt film has many advantages, it is also necessary to pay attention to its shortcomings and restrictions during use to ensure that it can play the best performance and effect.

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TPU hot melt adhesive film vs anaerobic adhesive: "Scene flexibility" difference in automotive interior bonding
2025-09-11
​From the perspective of curing conditions, TPU hot melt adhesive film does not need to rely on special environments, while anaerobic adhesives are severely restricted by "auerobicity". The curing principle of anaerobic glue is to undergo polymerization under conditions of lack of oxygen and catalyzed by metal ions (such as iron and copper). If it is in an environment where air circulation or metal substrates are not available, the curing speed will be greatly slowed down or even unable to cure. In automotive interiors, most bonding scenarios are "open" (such as bonding the door panel skin to PP substrate, and the ceiling fabric to the sponge), the air can freely contact the bonding surface, and the substrate is mostly non-metallic (PP, ABS, fabric, etc.), lacking metal ion catalysis, and additional catalyst is required when using anaerobic glue, and the curing time is as long as several hours, which is difficult to meet the needs of industrial production. The TPU hot melt adhesive film only needs to be melted by heating (120-160℃) and can be cured after pressurization and cooling. It does not need to rely on the ambient oxygen concentration or the base material. It can be cured stably in open or closed bonding scenarios, and the curing time only takes a few dozen seconds to a few minutes, adapting to the fast-paced needs of the interior production line.
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