Persistent adsorption formaldehyde products
With the development of economy and the improvement of people's living standard, people are more and more advocating the decoration of living room and office environment and the comfort and high-grade of furniture, which leads to the upsurge of decoration. The problem of indoor air pollution caused by architectural decoration and building materials is increasingly prominent. A large number of studies show that at present, the indoor air pollution in China is mainly caused by the decoration of buildings, in which formaldehyde is one of the main pollutants in the indoor air, it is widespread and the pollution concentration is high.
Formaldehyde is a colorless and soluble irritant gas, which can be absorbed by respiratory tract. Long term exposure to low dose formaldehyde can cause chronic respiratory diseases and even nasopharyngeal carcinoma. High concentrations of formaldehyde are toxic to nervous system, immune system and liver. Formaldehyde also has teratogenic and carcinogenic effects. Long term exposure can cause cancer of the nose, mouth, nasopharynx, skin and digestive tract. Therefore, people have been looking for various means to control indoor formaldehyde and other pollutants. As a kind of building material widely used in interior decoration, gypsum board has low cost and convenient construction. The development of gypsum board with formaldehyde adsorption function by GT Guotai building materials has a wide market demand,
