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Which state-owned enterprises produce polyvinyl alcohol?
Subordinate enterprises of China Petrochemical Group: Shanghai Petrochemical, Beijing Organic Chemical Plant, Sichuan Chuanwei; Wan Wei Group's subordinate enterprises: Anhui Wan Wei High-tech Materials Co., Ltd., Guangxi Guangwei, Wei Meng, Inner Mongolia.
China National Chemical Corporation subordinate enterprises: Wei Xiang, Hunan, Guizhou Crystal; Jiangxi Jiang Wei belongs to Shanghai Wangbao Group; The remaining enterprises are responsible for their own profits and losses.
Extended data
Polyvinyl alcohol: organic compound, white flake, flocculent or powdery solid, tasteless.
Soluble in water (above 95℃), slightly soluble in dimethyl sulfoxide, insoluble in gasoline, kerosene, vegetable oil, benzene, toluene, dichloroethane, carbon tetrachloride, acetone, ethyl acetate, methanol, ethylene glycol, etc. Polyvinyl alcohol is an important chemical raw material, which is used to make polyvinyl acetal, gasoline-resistant pipeline and vinylon synthetic fiber, fabric treatment agent, emulsifier, paper coating, adhesive, glue and so on.
On October 27th, 2065438+071KLOC-0, the list of carcinogens published by the International Agency for Research on Cancer of the World Health Organization was preliminarily sorted out for reference, and polyvinyl alcohol was in the list of three types of carcinogens. 2065 438+09. 5. 30 The latest international research found that polyvinyl alcohol contained in common glue can be used as the culture solution of hematopoietic stem cells, which is expected to greatly reduce the culture cost of hematopoietic stem cells and help to treat leukemia and other diseases. ?
Baidu encyclopedia-polyvinyl alcohol
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