[Chemical Knowledge]：Properties, uses, upstream and downstream raw materials, storage methods of coking phenol, price of coking pure benzene

CHOKING PHENOL PROPERTIES

Coked phenol is an important chemical product with many important physical and chemical properties. Coked phenol appears as colorless or light yellow crystals at room temperature and has a characteristic aromatic odor. Its chemical formula is C6H5OH and its molecular weight is 94.11g/mol. Coking phenol has strong acidity and can react with alkali to generate sodium phenolate. The solubility in water is limited, but it has good solubility in organic solvents such as ethanol and ether. Coking phenol is highly corrosive and toxic, and can cause irritation to the skin, eyes and respiratory tract, so it is necessary to pay attention to safety protection during operation and use.

Coking phenol use

Coking phenol is widely used in industry. It is the main raw material for the production of phenolic resins, which are widely used in the manufacture of molding compounds, laminates, coatings, adhesives, etc. Phenol is also used in the production of bisphenol A, an important raw material in the manufacture of polycarbonates and epoxy resins. Phenol is an important raw material for the production of caprolactam (precursor of nylon 6), adipic acid, phenoxyacetic acid herbicides, and aspirin (acetylsalicylic acid). Phenol is also widely used in the manufacture of dyes, pesticides, pharmaceuticals and daily chemical products.

Coking phenol upstream and downstream raw materials

Upstream raw materials

The production of coking phenol mainly comes from the fractionation of coal tar and the processing of petroleum cracking products. Coal tar is a by-product of coal dry distillation, and phenol and other chemical products can be obtained by high temperature fractionation. Phenol can also be obtained by processing petroleum cracking products, such as by chlorination and hydrolysis of benzene to produce phenol. In the petrochemical industry, the cumene method (also known as the Coombs method) is an important method for the production of phenol, which uses benzene and propylene as raw materials to generate cumene hydroperoxide through oxidation, and then decomposes to generate phenol and acetone.

Downstream Products

Coking phenol is the basic raw material of many chemical products, and there are many kinds of downstream products. Phenolic resin is one of the most important downstream products, widely used in plastics, coatings and adhesives industries. Bisphenol A is also an important downstream product for the production of polycarbonates and epoxy resins. Phenol is the raw material of caprolactam, the precursor of nylon 6, and is also an important component in the manufacture of herbicides, fungicides and pharmaceuticals. Other downstream products of phenol include antioxidants, stabilizers and various fine chemicals.

COKED PHENOL STORAGE METHOD

Coked phenol is highly corrosive and toxic, so its storage requires special attention to safety. Phenol should be stored in a cool, ventilated special warehouse, away from fire and heat sources. Storage containers shall be made of corrosion resistant materials such as stainless steel or containers lined with corrosion resistant coatings and shall be closed to prevent phenol from evaporating and contaminating the air. During storage, attention should be paid to moisture-proof to prevent phenol from absorbing moisture in the air and deteriorating. The warehouse should be equipped with emergency treatment equipment, such as spray device, eye washer, etc., to prevent leakage can be dealt with in time.

Market Analysis

The market demand for coking phenol is mainly driven by the demand for its downstream applications. At present, with the continuous development of the global economy, the demand for phenolic resin and polycarbonate in the construction, automotive, electronics and other industries continues to grow, which in turn drives the demand for phenol. Especially in the Asia-Pacific region, with the acceleration of industrialization, the market demand for phenol has shown a rapid growth trend. The increasingly stringent environmental regulations are driving the demand for high-performance, low-pollution materials, which also provides new opportunities for the market growth of phenol and its downstream products. Environmental problems and raw material price fluctuations in the production of phenol are still important factors affecting market stability.

Environmental Protection and Safety

Coking phenol has certain environmental risks and safety hazards in the production and use process. Waste gas, waste water and solid waste will be produced in the process of phenol production. If these wastes are not properly treated, they will cause serious pollution to the environment. Therefore, phenol production enterprises need to strictly abide by environmental protection laws and regulations and take effective pollution prevention and control measures, such as waste gas treatment, waste water treatment and safe disposal of solid waste. Due to the strong toxicity and corrosiveness of phenol, the operating conditions must be strictly controlled during production and use to ensure the occupational health and safety of workers.

future development trend

With the continuous progress of science and technology and the enhancement of environmental awareness, the production and application technology of coking phenol is also developing. In the future, phenol production will pay more attention to green environmental protection, reduce pollutant emissions and improve resource utilization efficiency. The development of new catalysts and reaction processes will help to improve the economic and environmental performance of phenol production. In terms of application, the performance of phenol and its downstream products will continue to improve to meet the needs of different industries for high-performance materials. The research and development of bio-based phenol will also provide a new direction for the development of phenol industry and further promote the sustainable development of the industry.

Conclusion

As an important chemical raw material, coking phenol has a wide range of applications and huge market potential. Its upstream raw materials mainly come from coal tar and petroleum cracking products, and there are many kinds of downstream products, covering plastics, coatings, pharmaceuticals and other fields. The storage of coking phenol requires attention to moisture, corrosion and fire prevention to ensure safety. Although facing environmental and safety challenges, with the continuous advancement of technology and the growth of market demand, the coking phenol industry is expected to achieve a higher level of development in the future. Coking phenol will continue to play an important role in the chemical industry by continuously optimizing the production process and strengthening environmental protection measures.