av不卡一区二区三区_91视视频在线直接观看在线看网页在线看_国产成人综合网站_日韩黄色免费网站_国产aⅴ综合色_国产精品一区二区久久不卡 _91在线观看污_国产高清视频一区_日本亚洲天堂网_日本成人在线一区

Among the vast family of non-woven fabric products, elastic nonwoven fabric is highly favored for its unique extensibility and comfortable wrapping sensation. From medical protective suits and diaper waists that require a tight fit to fashionable masks and household items that pursue a comfortable experience, all of them are inseparable from the contribution of a key material - elastic masterbatch. So, why must this material be introduced in the production of elastic nonwoven fabric?

Traditional non-woven fabrics are mainly made from plastic raw materials such as polypropylene through processes like spunbonding or meltblown. Although these materials possess many excellent properties, their molecular structure determines that the finished products lack elasticity and have a relatively hard feel, making them unable to adapt to application scenarios that require shape changes. This is just like a ruler. Although it is strong, it cannot be bent. The addition of elastic masterbatch is precisely aimed at fundamentally changing this situation.

Elastic masterbatch can be regarded as a kind of high-concentration elastomer additive. During the production process, it uniformly mixes high-molecular materials with excellent elasticity with the base resin. When masterbatches are blended and melted with raw materials such as polypropylene at high temperatures and pass through spinnerets to form fibers, these elastic molecules act like "micro-springs" woven into the fiber network. When external forces act on the finished non-woven fabric, these "micro-springs" are stretched and the fiber network is extended. Once the external force disappears, the internal molecular force can quickly make it rebound back to its original state, thus achieving the macroscopic elasticity of the material.

The application of this technology has greatly expanded the application boundaries of non-woven fabrics. It enables the product to maintain the traditional advantages of non-woven fabric such as being lightweight, breathable and easy to process, while achieving a rubber-like flexible touch and adhesion performance. For instance, in personal care products, elastic non-woven fabrics containing elastic masterbatches can provide just the right tightness for waist and leg circumference, prevent creasing marks, and enhance wearing comfort.

In conclusion, the introduction of elastic masterbatches is not merely a simple material mixture, but rather a sophisticated combination of materials science and technological processes. It is like a magic wand that turns stones into gold, transforming the originally rigid non-woven fabric into a new type of material that is dynamic and full of vitality, meeting the modern life's growing dual demands for comfort and functionality.

Dongyang Lai Chi Environmental Protection Technology Co., Ltd. has an annual output of more than 40 million square meters of elastic non-woven production line, SSS nonwoven production line, SMS non-woven production line, and a series of elastic deep processing equipment, professional production and sales nonwoven fabric, spinning Nonwoven fabric, elastic nonwoven fabric, medical nonwoven fabric, is your trusted nonwoven manufacturer .

Lai Chi products are: nonwoven fabric, spinning Nonwoven fabric, elastic nonwoven fabric, medical nonwoven fabrics and so on.