Waterproof zipper common sense introduced:
Waterproof zipper is specially treated nylon zipper, its treatment methods include TPU film, Polyvinylchlorid (referred to as PVC), waterproofing agent soak, waterproof waterproof zipper and so on.
The following together to understand their characteristics, sources, uses and other related knowledge. 1, TPU film waterproof zippers: waterproof zipper as a high-end products, with cold -40 ℃, high temperature 100 ℃, waterproof, breathable, low temperature, soft and good, has been praised by customers at home and abroad. TPU is an environmentally friendly polymer, the Chinese name of thermoplastic polyurethane, also known as waterproof breathable film, is a new environmentally friendly materials, waterproof breathable fabric application of a major breakthrough, it overcomes the PVC waterproof zipper many defects. TPU waterproof zippers have rubber and ordinary plastic most of the features, but also has excellent physical and chemical properties, it is also known as the future material. 2, Polyvinylchlorid film waterproof zipper: The main material used is PVC (referred to), the main component of PVC, in addition to other ingredients to enhance its heat resistance, toughness, ductility. The PVC film surface is the uppermost layer of paint, the middle of the main component is polyvinyl chloride, the bottom is the back coating adhesive. Its main categories are soft PVC and hard PVC film waterproof zippers. Hard PVC does not contain softener, so the flexibility is good, easy to shape, not brittle, basic non-toxic pollution, long storage time, so it has great development and application value, the market is vast. Soft PVC waterproof zipper is generally used for the floor, ceiling and leather surface, but because soft PVC contains softener (which is the difference between soft PVC and hard PVC), easy to brittle and difficult to save, so its use is not widespread. 3, waterproof coating zipper performance: do not fall off, not white, not brittle, low temperature minus 70 degrees Celsius, environmental protection, soft, waterproof and good.
Difference comparison: TPU film waterproof zipper to overcome the waterproof PVC zipper many defects, the performance is complete, the use of TPU aggregates, made through a special film. The PVC waterproof zipper can be widely used because of its unique performance (rainproof, fireproof, antistatic, easy molding) and low input and high output characteristics.
How to increase the waterproof zipper waterproof effect and service life? Dongguan Yifeng zipper factory The following describes: 1, select the appropriate size in the seam: the size of the seam directly related to waterproof zipper waterproof effect is good or bad, too much obviously not achieve the effect of waterproof, waterproof zipper lost its meaning. 2, the film does not tear: whether in the low temperature or repeated washing case, the waterproof membrane are not easy to fall off or tear, so as to ensure lasting waterproof effect. 3, the choice of film: waterproof zipper on the film quality is good or bad, directly related to the life of waterproof zipper. 4, waterproof zipper film surface smooth, delicate, similar to the smooth feeling of leather, which is the appearance of high-quality waterproof zipper performance. 5, the better the smoothness, the better the quality, the longer the service life. 6, the certificate must pass the OEKO-TEX100 standard environmental requirements.
Product Name: waterproof zipper; Uses: In the rain can play a waterproof function, is a type of nylon zipper, the better the smoothness, the better the quality. Product Description: Dongguan Yifeng Zipper Co., Ltd. Yifeng zipper factory specializing in the production of waterproof zipper. |