Paper cup printing material:
The state stipulates that disposable paper cups "cannot be artificially added with fluorescent whitening agents." Disposable paper cups are divided into cold drink cups and hot drink cups according to their use. Once misused or misused, it will affect the health of the body. The raw material of the coating waterproof layer in the disposable paper cup is polyethylene. Poor quality paper cups use recycled polyethylene, which will produce many harmful substances in the process of processing and production. The paper cup is coated with a layer of polyethylene waterproof film on the inside to achieve the effect of water insulation.