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High rebound polyether is an important raw material widely used in the field of chemical production, especially in the fields of soft furniture, car seats, packaging materials, etc. This article will provide a detailed introduction to the manufacturing method of high rebound polyether

1、 Manufacturing principle: High rebound polyether is produced through polymerization reaction. The polymerization principle mainly involves an addition polymerization reaction between ethylene oxide and polyols under the action of a catalyst to generate high molecular weight polyethers. By adjusting the type of polyol, the amount of ethylene oxide, and reaction conditions, high resilience polyethers with different properties can be produced

2、 Manufacturing steps 

1 The main raw materials for manufacturing high rebound polyethers include polyols, ethylene oxide, and catalysts. Polyols such as glycerol and pentaerythritol can be selected, while ethylene oxide is in a gaseous state and requires specialized equipment to introduce it into the reactor. Alkaline catalysts such as potassium hydroxide, sodium hydroxide, etc. can be used as catalysts

2. Feeding reaction 

Add polyols and catalysts to the reactor, heat to a certain temperature, and then start the polymerization reaction by introducing ethylene oxide. During the reaction process, it is necessary to control the reaction temperature, pressure, and the rate of ethylene oxide introduction to ensure the smooth progress of the reaction

3. After the reaction is completed, the product is subjected to post-treatment, including neutralization, decolorization, filtration, etc., to remove impurities such as catalysts and pigments, and obtain pure high rebound polyether

3、 Precautions during the manufacturing process 

1 In the process of manufacturing high rebound polyethers, it is necessary to strictly control the reaction temperature, pressure, and the rate of ethylene oxide introduction to avoid side reactions and ensure the quality and performance of the products

2. Prevent catalyst residue. The residual catalyst can affect the quality and performance of the product, so it is necessary to thoroughly remove the catalyst during the post-treatment process

3. Ensure equipment safety. The manufacturing process of high rebound polyether involves hazardous factors such as high temperature and high pressure, so it is necessary to ensure the safety and reliability of the equipment and avoid the occurrence of safety accidents

4、 Application fields and market prospects 

High rebound polyether, as an important chemical raw material, is widely used in fields such as soft furniture, automotive seats, packaging materials, etc. With the continuous improvement of people's requirements for quality of life and comfort, the market demand for high rebound polyether is also increasing. Meanwhile, with the continuous progress and application of technology, the performance and application fields of high rebound polyethers are also expanding, and the market prospects are broad

5、 Conclusion: The manufacturing method of high rebound polyether involves the principle and steps of polymerization reaction, and strict control of reaction conditions and post-treatment process is required to ensure the quality and performance of the product. Meanwhile, high rebound polyethers have broad application prospects and market demand in the field of chemical production, which is of great significance for improving people's quality of life and comfort.