The whiteness of PVC film is improved! It turned out that a fluorescent whitening agent was added.

The whiteness of PVC film is improved! It turned out that a fluorescent whitening agent was added.

PVC film can often be seen in our lives. PVC film can be divided into hard film and soft film. PVC fluorescent whitening agent is an additive added by film manufacturers, but how to choose the fluorescent whitening agent to achieve the best results? What a good effect.

PVC hard sheet is mainly made of transparent calendered hard sheet. It has excellent features such as corrosion resistance, weather resistance, flame retardancy, easy printing, and easy processing. It can be made into packaging boxes, which are beautiful and generous, and can also be made into Convenient packaging for food, medicine, clothing, toys, etc. The use of PVC film packaging can make packaged items have a distinct sense of reality, which can beautify products, expand publicity, increase selling prices, and promote sales.

PVC films are available in transparent and opaque forms. They are generally used for flat laying and are also used for door curtains. Door curtains made of PVC film have special properties and are often used in cold storage, food, chemical and other industries. They can protect against ultraviolet rays and static electricity.

How to choose PVC fluorescent whitening agent? We all know that PVC has poor stability and will turn yellow over time, so adding fluorescent whitening agents during the production process is essential. For rigid PVC films, Suban recommends using fluorescent whitening agent FP-127. Its appearance is light yellow powder with a melting point of 219-221°C. It can be used in various PVC products with low dosage, high whiteness, resistance to migration, and high efficiency. Environmental friendly.

 Contact email: liuqian@sdtlplastic.cn