Function of polyurethane sponge mask

Function of polyurethane sponge mask
Polyurethane sponge mask is a relatively common dust mask. The mask is mainly made of polyurethane material with good elasticity and tear resistance. Polyurethane is a kind of polymer material, which is widely used in daily life, such as furniture paint and coating, refrigerator and freezer of household appliances, waterproof insulation layer of roof and interior and exterior wall coating of construction industry.
The polyurethane sponge mask has broken the traditional mask's plane structure, and has the three-dimensional support design, has created the three-dimensional space; the fit face, causes the mask to have the good sealing effect; the comfortable cotton lining can restrain the growth of the impurity bacteria; the wide body design is suitable for the ear, the size may freely adjust. Generally speaking, the main function of polyurethane sponge mask is good decoration, sunscreen, dust and pollen. If necessary, you can choose to use it according to your own situation.

1. Can polyurethane masks play a preventive role?

Many people like to wear this kind of polyurethane sponge mask when they go out every day, which can prevent moisture and air pollution. However, the preventive ability of polyurethane masks is basically zero, because polyurethane materials have no protective effect, so it is not recommended to wear such masks for self-protection.

And polyurethane sponge mask can be reused. If the mask is cleaned with other clothes, it will pollute other clothes, and the more times it is cleaned, the blocking force of the mask will also be affected.

2. Is polyurethane sponge mask harmful?
The full name of polyurethane is polyurethane, which is a kind of high molecular compound, made of diisocyanate and hydroxyl terminated polyester. The polyurethane sponge mask made of polyurethane material will not cause harm to human body. Not only that, this kind of fabric also has skin affinity and air permeability, and has delicate handle and soft skin affinity. It provides comfortable protection, but does not resist, so it is not recommended during influenza.