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Global Coatings Network News:
Recently, according to foreign media reports, Wanhua Chemical originally planned to return the land use rights to the Diocese Planning Committee for its new plant for US$1.
Anne Rolfes, who represents Wanhua Chemical, said: “The company has had a lot of communication with the parish and state governments.
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Polyurethane
The withdrawn land use permit for construction of the factory is still under dispute.
It is reported that the St.
James Parish Planning Committee will review Wanhua's land use permit again at the end of August.
Phosgene, also known as carbon chloride, highly toxic, non-combustible, high chemical reaction activity, the strong corrosive water.
Phosgene is a colorless gas at room temperature with a smell of rotten grass.
It is a yellow-green liquid at low temperatures.
It is chemically unstable and hydrolyzes quickly when it meets water to generate hydrogen chloride.
It is one of the high-temperature pyrolysis products of chloroplastics.
Used as an intermediate for organic synthesis, pesticides, drugs, dyes and other chemical products.
Aliphatic chlorohydrocarbons (such as chloroform, trichloroethylene, etc.
) can produce phosgene when burned.
Phosgene in the environment mainly comes from production processes such as dyes, pesticides, and pharmaceuticals.
Consequences of inhaling phosgene: mild poisoning, the patient has tearing, photophobia, throat discomfort, cough, chest tightness, etc.
; moderate poisoning, in addition to the aggravation of the above symptoms, the patient has mild breathing difficulties and mild cyanosis; severe poisoning appears Pulmonary edema or adult respiratory distress syndrome, patients with severe cough, large amount of foamy sputum, respiratory distress, and obvious cyanosis.
There is a period of symptom relief (usually 1-24 hours) before the occurrence of pulmonary edema.
May be complicated by mediastinal and subcutaneous emphysema.
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