Nanotechnology Application in Paper (3)

2. Antibacterial nano-paper Many organic antibacterial agents have the disadvantages of poor heat resistance, high volatility, easy decomposition and generation of harmful substances, and poor safety performance. For this reason, people actively develop and research inorganic antibacterial agents-----

Film coating equipment and using skills (2)

3. Dry part. The adhesive coating applied on the surface of the plastic film contains a large amount of solvent and has a certain degree of fluidity, and must be dried before being compounded. The dry section is mostly tunnel type. The length of the dry path varies from 1.5 to 5.5 meters depending-----