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TDI成为室内环境新杀手在日前结束的北京国际室内环境研讨会上,环境专家提醒人们:警惕TDI。这是继甲醛、苯、氨、氡等室内环境污染物之后的又一室内环境新杀手。何谓TDI?专家解释为无色透明或淡黄色液体,学名为甲苯二异氰酸酯,是生产聚氨酯材料的重要基础化工材料,主要用于制造聚氨油漆和聚氨酯涂料的固化剂。TDI对人的皮肤、眼睛和呼吸道有强烈的刺激,长期接触或吸入高浓度的TDI蒸汽可引起支气管炎、过敏性哮喘、肺炎、肥水肿等疾病。
TDI to become a new killer of the indoor environment Beijing International Indoor Environment Seminar ended recently, environmental experts remind people: guard against TDI. This is a new indoor environment killer after formaldehyde, benzene, ammonia, radon and other indoor environmental pollutants. What is TDI? Experts explained that it is a colorless transparent or light yellow liquid. Its name is toluene diisocyanate. It is an important basic chemical material for producing polyurethane materials. It is mainly used as a curing agent for polyurethane paint and polyurethane paint. TDI has a strong stimulus to human skin, eyes and respiratory tract. Long-term exposure to inhaled high concentrations of TDI steam may cause bronchitis, allergic asthma, pneumonia, and fatty edema.