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TPU hot melt adhesive film adopts coating process
​Most people think that TPU hot melt adhesive film​ is also a kind of hot melt adhesive. When people use hot melt adhesive products such as hot melt adhesive particles or hot melt adhesive sticks, they have no idea that hot melt adhesives have different materials. Yes, a higher temperature is often used habitually, and this temperature is not so accurate. For example, there is often no temperature display on the hot melt glue gun of the heating tool of the TPU hot melt adhesive film.
2023-07-14
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The bonding of TPU hot melt adhesive film may not be successful

    Most people think that TPU hot melt adhesive film is also a kind of hot melt adhesive. When people use hot melt adhesive products such as hot melt adhesive particles or hot melt adhesive sticks, they have no idea that hot melt adhesives have different materials. Yes, a higher temperature is often used habitually, and this temperature is not so accurate. For example, there is often no temperature display on the hot melt glue gun of the heating tool of the TPU hot melt adhesive film.

    The TPU hot melt adhesive film adopts the coating process, and the product has very strong adhesion fastness, high elasticity and washability, which can be said to be an environmentally friendly product. TPU hot melt adhesive film has a wide bonding range and a wide range of hardness, which is very suitable for various temperature resistance requirements. It has perfect elasticity and can keep clothes from deforming. The connection effect is better. So let's talk about howTPU hot melt adhesive film is used in the clothing industry, sports shoes industry, and leather case industry.

    If you want to know the price of TPU hot melt adhesive film, you must know what is the material to be bonded, what kind of process is going to be used for bonding, and the application scenarios of the final product are high and low temperature resistance requirements, washing resistance requirements, and yellowing resistance requirements. Only in this way can TPU hot melt adhesive film manufacturers recommend suitable TPU hot melt adhesive film products and suitable product specifications for you.

    The bonding of TPU hot melt adhesive film may not be successful, and there are some special factors that lead to the failure of TPU hot melt adhesive film bonding. If the incorrect TPU hot melt adhesive film is selected, or the bonding material, area, environment , function and other factors, it will cause the bonding failure of TPU hot melt adhesive film.

    We should pay attention to the bonding strength of the TPU hot melt adhesive film. If the bonding is too strong, the adhesive will be damaged, and if it is too weak, the bonding will not be firm.

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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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