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[Chemical Knowledge]：Production and manufacturing method and process flow of aromatic residual oil/residual liquid

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1. of Manufacturing Methods
of Aromatic Residue/Residue Introduction

Aromatic Residue/Residue is an important raw material in the production of chemicals and is widely used in plastics, rubber, fibers, dyes, pharmaceuticals and other fields. With the continuous development of science and technology, the manufacturing method of aromatic residue/raffinate has been continuously optimized to improve its quality and yield. This article will introduce a common method of manufacturing aromatic residue/raffinate.

2. raw materials and equipment

1. raw materials: naphtha, catalytic cracking slurry oil, reformed oil, etc.
2. Equipment: reaction kettle, heater, condenser, separator, etc.

3. manufacturing steps

1. ingredients: according to a certain proportion of naphtha, catalytic cracking slurry, reformed oil and other raw materials are mixed together.
2. Heating: The mixed raw materials are heated to a certain temperature to reach the reaction conditions.
3. Reaction: In the reaction kettle, the raw materials undergo cracking, condensation and other reactions to generate aromatic residue/residual liquid.
4. Cooling and separation: After the reaction is completed, the materials in the reactor are cooled to a certain temperature, and then separated to obtain aromatic residue/residual liquid and light components.
5. Refining: The aromatic residue/raffinate is further refined to improve its quality.
Precautions for
4.

1. Strictly control the proportion of raw materials and heating temperature to ensure the smooth progress of the reaction.
2. During the reaction, it is necessary to keep the pressure and temperature in the reactor stable to avoid safety accidents.
3. During the cooling and separation process, attention should be paid to controlling the cooling speed and separation conditions to ensure the quality and yield of aromatic residue/raffinate.

5. Conclusion The manufacturing method of

aromatic residue/raffinate involves multiple links, and the operating conditions of each step need to be strictly controlled to ensure product quality and yield. Through the manufacturing method introduced in this paper, high-quality aromatic residue/residual liquid can be produced, which provides important raw material guarantee for chemical production. At the same time, with the continuous progress of science and technology, the manufacturing method of aromatic residual oil/residual liquid will continue to improve and optimize, in order to improve the production efficiency of chemical products and reduce production costs.

6. outlook and recommendations

With the increasing awareness of environmental protection and the increasing competition in the chemical market, the manufacturing method of aromatic residue/raffinate will face more challenges and opportunities. In the future, we should focus on the development of more efficient and environmentally friendly manufacturing methods to improve the quality and yield of aromatic residue/raffinate, while reducing production costs and reducing environmental pollution. In addition, the application research of aromatic residue/residual liquid should be strengthened, its application scope in various fields should be expanded, and its important position in chemical production should be improved.

In short, the manufacturing method of aromatic residual oil/residual liquid is an important link in the production of chemical products. We should pay attention to technological innovation and application research, continuously improve its manufacturing level and application value, and contribute to the sustainable development of the chemical industry.

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