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[Chemical Knowledge]：The difference between plasticizer and DOP and the analysis of application field

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Plasticizers and DOP are two common chemicals in the chemical industry, and they have different characteristics and uses in practical applications. Plasticizer is an additive that can increase the plasticity and softness of plastics, and DOP is a commonly used plasticizer. Plasticizers generally refer to polymer additives that can increase the plasticity, flexibility and ductility of plastics. They can make plastic products easier to process and have better toughness and ductility, so they are widely used in the production of plastic products. DOP is one of the most commonly used plasticizers. It is a liquid organic compound that is often used in the production of plastic products such as polyvinyl chloride, polypropylene, and polyethylene. DOP has excellent plasticizing effect, can significantly improve the flexibility and heat resistance of plastic products, make it easier to process molding, widely used in the production of plastic products. Plasticizers and DOP also differ in application areas. In addition to the production of plastic products, plasticizers can also be used in rubber, paint, coatings and other fields to improve their processing performance and use performance. DOP is mainly used in PVC products, such as wire and cable, pipe, sheet, floor, shoe material, automotive interior and other fields. There are also some differences in performance between the two. The plasticizing effect of the plasticizer is relatively weak, but its stability and heat resistance are better, and it is suitable for areas with higher heat resistance requirements. The plasticizing effect of DOP is better, but the heat resistance is relatively weak. In summary, although both plasticizers and DOP are plasticizers, they are different in performance, use and application fields. It is necessary to select the appropriate plasticizer according to the specific use requirements.

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