YuChun
Email : info3@greentpu.com
Add:No. 11, Wentang North Road, Wenzhou Road, Dongcheng Dist., Dongguan, Guangdong, China
(Old address:No. 232, Wentang North Road, Wenzhou Road, Dongcheng Dist., Dongguan, Guangdong, China)
Introduction of TPU Hot Melt Adhesive Film
TPU Hot Melt Adhesive Film is widely used in the bonding of packaging materials. There are currently four main materials, namely PA hot melt adhesive film, TPU hot melt adhesive film, EVA hot melt adhesive film and PES hot melt adhesive film.
There are two main styles of TPU Hot Melt Adhesive Film, one is TPU Hot Melt Adhesive Film with release paper, and the other is hot melt adhesive film without release paper. The hot melt adhesive film with release paper is also called TPU Hot Melt Adhesive Film with backing paper, which means that there is a layer of release paper on one side of the double-sided TPU Hot Melt Adhesive Film, which plays a protective role. The structure is Double layer (so-called release paper, you can understand it as oiled paper, similar to the protective paper on the back of the old express delivery slip, usually made by coating silicone oil on one or both sides of the glassine paper), without release paper This type is also called TPU Hot Melt Adhesive Film bare film in the industry. It is a single-layer structure with only one layer of double-sided TPU Hot Melt Adhesive Film. There is little difference in product performance between the release paper type and the non-release paper type, but the usage method is different, and the choice should be based on the actual use process of the customer. Release TPU hot-melt adhesive film can be called TPU hot-melt adhesive film with substrate. The substrate is divided into release paper and release film. The release TPU Hot Melt Adhesive Film with base material is mainly used for materials that require secondary composite.
TPU Hot Melt Adhesive Film bonding method.
First, cut the TPU Hot Melt Adhesive Film into the corresponding width, and bond the TPU Hot Melt Adhesive Film to the surface of the cloth through high temperature pressing. After drying, the release paper with the adhesive film removed is pressed and bonded again at high temperature according to the process requirements, which is called hot stamping seamless bonding.
According to the material used, the TPU hot-melt adhesive film is attached to the surface of the material through high-temperature composite equipment, and then punched or cut according to the process requirements. After curing, press the release paper from which the adhesive film has been removed to the surface of the adhesive material at a high temperature;
Due to the rapid progress of science and technology, TPU Hot Melt Adhesive Film has also developed rapidly in recent years, and it also has some characteristics of ordinary TPU film, making its application scope wider. To meet the needs of other markets.

YuChun
Email : info3@greentpu.com
Add:No. 11, Wentang North Road, Wenzhou Road, Dongcheng Dist., Dongguan, Guangdong, China
(Old address:No. 232, Wentang North Road, Wenzhou Road, Dongcheng Dist., Dongguan, Guangdong, China)
· Sample thickness, width to write clearly.
· Sample color and surface effect to be noted.
· Sample hardness and special requirements Please note.
Please contact: +86-13686006083(WeChat)
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