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Health hazards and protective measures of propylene

　　Used for acrylonitrile, propylene oxide, acetone, etc. Acrylonitrile, isopropyl alcohol, phenol, acetone, butanol and octanol, acrylic acid and its lipids, propylene oxide and propylene glycol,...[More]

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2021-09
Polypropylene, acrylonitrile, isopropyl alcohol, acetone, propylene oxide and so on are the three basic synthetic substances

　　Acrylic polypropylene, acrylonitrile, isopropyl alcohol, acetone, propylene oxide and so on are the basic raw materials of the three synthetic substances. At room temperature propylene is a colorless, slightly sweet gas. Flammability is 2% to 11% explosion limit....[More]

11
2021-09
There are some environmental pollution problems in ethylene production

　　Low price Middle East downstream ethylene products such as polyethylene, ethylene glycol and so on flood into the Asia-Pacific and China market, will pose a serious threat to the Chinese market of related products. At present, there is a certain degree of environmental pollution in the process of ethylene production, ...[More]

11
2021-09
Precautions for use of explosion-proof ventilation system and equipment

　　Use notes: sealed operation, full ventilation. The oil depot should be equipped with emergency leakage treatment equipment. Use explosion-proof ventilation systems and equipment. Equipped with different types and quantities of fire fighting equipment and leakage emergency treatment equipment....[More]

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2021-09
The difference between waterborne polyester coatings and oil-based coatings

　　Nitro paint is an organic solvent, its products contain benzene, toluene, xylene and its derivatives, so it has a strong toxicity, followed by nitro paint. In addition, nitrocellulose and polyester paints contain organic solvents that evaporate into the air during coating and drying, directly irritating the human sensory organs....[More]

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2021-09
Failure analysis of condenser noncondensing gas in sieve plate distillation laboratory

　　At 20℃, the saturated vapor pressure of butadiene is 024Mpa, the saturated vapor pressure of hexane is 0016Mpa, and the steam partial pressure value and ΣPi of each component are the condenser pressure....[More]

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2021-09
Production of organic tin by organic synthesis dehydrating agent

　　Moderately toxic, half lethal concentration (rats, inhaled)2300mg/m3. Alias: anhydrous tin chloride. Solubility: Soluble in water to release a lot of heat, soluble in ethanol, carbon tetrachloride, benzene, toluene, acetone, kerosene and gasoline. chloride Ttin chloride Molecular formula: SnCl4 Molecular weight: 260.52...[More]

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2021-09
What are the characteristics of organotin stabilizers?

　　Industry used as PVC organotin stabilizer is mostly derivatives of dialkyl tin, its main characteristics are high transparency, good heat resistance, vulcanization resistance to pollution, but they are mostly toxic, ...[More]

11
2021-09
High efficiency catalyst for organotin tin esterification

　　品名：23850-94-4Butyltin triisocaprylate. Chinese name:三異辛酸單丁基三異錫。...[More]

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2021-09