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[Chemical Knowledge]：Properties and Uses of Dioctyl Adipate

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Dioctyl adipate (DOA) is a widely used chemical raw material with important properties and wide applications. The following are detailed properties and uses of dioctyl adipate.

1. The properties of dioctyl adipate

1. Physical properties: dioctyl adipate is a colorless and transparent oily liquid with elegant oil smell. It has a density of about 0.91g/cm³, a moderate viscosity and good fluidity. In addition, dioctyl adipate has a high flash point and a certain degree of flame retardancy.
2. Chemical properties: dioctyl adipate has high chemical stability and good resistance to acid, alkali, water and other chemicals. However, at high temperatures and in the presence of oxygen, dioctyl adipate will undergo oxidation reactions to produce peroxides and acidic substances.

2. dioctyl adipate use

1. Plastic plasticizer: dioctyl adipate is a widely used plastic plasticizer, which can increase the plasticity of plastics, reduce their brittleness, and make plastic products more soft and durable. It is widely used in the production of PVC, polyurethane, polypropylene and other plastics.
2. Synthetic rubber: dioctyl adipate can be used as a raw material for synthetic rubber to improve the elasticity and oil resistance of rubber. It is often used in the production of tires, rubber hose, tape and other rubber products.
3. Lubricant: Dioctyl adipate has good lubricating properties and can be used as a lubricant to reduce friction between mechanical parts and extend the service life of equipment.
4. spices and food additives: dioctyl adipate with elegant oil smell, can be used as spices and food additives, increase the flavor and taste of food.

In short, dioctyl adipate, as an important raw material for the production of chemical products, has a wide range of uses and good properties, and plays an important role in promoting the development of the chemical industry. When using dioctyl adipate, it is necessary to select the appropriate production process and operating conditions according to the specific application scenarios and requirements to ensure product quality and safety. At the same time, it is necessary to strengthen the environmental protection and resource utilization of the production process to promote the sustainable development of the chemical industry.

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