**Dioctyl Adipate (DOA): A Comprehensive Look at the Plasticizer****Dioctyl Adipate: A Comprehensive Look at The Plasticizer**
Dioctyl Adipate, commonly known as DOA, is a widely - used plasticizer.Dioctyl Adipate (also known as DOA) is a widely used plasticizer. According to Wikipedia, it is an organic compound that belongs to the class of adipates.Wikipedia says it is an organic chemical that belongs to adipates. Chemically, it has the formula C22H42O4.Chemically, its formula is C22H42O4.

**1. Production of Dioctyl Adipate**Production of Dioctyl Adipate**

The production of DOA typically involves an esterification reaction.Esterification is the most common method of producing DOA. Adipic acid, a dicarboxylic acid, reacts with 2 - ethylhexanol in the presence of a catalyst.Adipic acid is a dicarboxylic acids that reacts with 2-ethylhexanol when a catalyst is present. Sulfuric acid is often used as the catalyst for this esterification process.This esterification is usually carried out with sulfuric acid as a catalyst. The reaction proceeds as follows: Adipic acid + 2 moles of 2 - ethylhexanol = Dioctyl Adipate + 2 moles of water.The reaction proceeds in the following way: Adipic Acid + 2 moles 2 - ethylhexanol + Dioctyl adipate + water. This is a reversible reaction, and to drive the reaction towards the formation of DOA, water is often removed from the reaction mixture.This is a reversible process, and water is often removed to accelerate the reaction. This can be achieved through techniques such as distillation.This can be done using techniques like distillation. The reaction is usually carried out at elevated temperatures, typically around 180 - 220degC, under a specific pressure condition.The reaction is carried out under pressure and at high temperatures, usually between 180- 220degC. After the reaction is complete, the product is purified to remove any unreacted starting materials, catalyst residues, and by - products.After the reaction has been completed, the product must be purified to remove unreacted materials, catalyst residues and by-products. Purification steps may include neutralization of the catalyst, washing to remove soluble impurities, and distillation to isolate pure DOA.Purification steps can include neutralizing the catalyst, washing out soluble impurities and distillation of pure DOA.

**2. Properties and Applications of DOA as a Plasticizer****2.

DOA has several properties that make it an ideal plasticizer.DOA is a plasticizer that has many properties. It has a relatively low volatility, which means it does not easily evaporate.It is relatively low in volatility, meaning it doesn't easily evaporate. This property is crucial as it ensures that the plastic products maintain their flexibility over a long period.This property is important as it ensures the plastic products retain their flexibility for a long time. It also has good low - temperature flexibility.It is also flexible at low temperatures. Plastics plasticized with DOA can remain flexible even at low temperatures, making it suitable for applications in cold environments.Plastics plasticized using DOA remain flexible at low temperatures. This makes them suitable for applications in cold climates.

In the plastics industry, DOA is mainly used to plasticize polyvinyl chloride (PVC).In the plastics sector, DOA is used primarily to plasticize polyvinylchloride (PVC). PVC is a rigid polymer, and the addition of DOA can transform it into a flexible material.PVC is a rigid material, but the addition of DOA transforms it into a flexible one. This flexible PVC is then used in a wide range of products.This flexible PVC can then be used in a variety of products. For example, it is used in the production of automotive interiors, such as seat covers and dashboard components.It is used, for example, in the production and design of automotive interiors such as dashboard components and seat covers. The low - temperature flexibility of DOA - plasticized PVC ensures that these parts do not become brittle in cold weather.Low - temperature flexibility ensures that parts will not become brittle during cold weather. In the footwear industry, DOA - plasticized PVC is used to make soles and uppers.DOA - Plasticized PVC is used in the footwear industry to make soles, uppers, and uppers. The flexibility provided by DOA allows for comfortable and durable footwear.DOA's flexibility allows for comfortable, durable footwear. Additionally, it is used in the production of wire and cable insulation.It is also used to produce wire and cable insulation. The plasticized PVC provides good electrical insulation properties along with flexibility, which is essential for easy installation and handling of wires and cables.Plasticized PVC has excellent electrical insulation properties and is flexible, which are essential for the easy installation and handling wires and cable.

**3. Where to Buy Dioctyl Adipate**Where to Buy Dioctyl Adipate**

There are several sources where one can buy DOA.There are many sources from which one can purchase DOA. Chemical distributors are a primary option.Chemical distributors are the primary option. Large - scale chemical distributors such as Sigma - Aldrich, Fisher Scientific, and Avantor serve a wide range of customers, from research laboratories to industrial manufacturers.Chemical distributors on a large scale, such as Sigma - Aldrich Fisher Scientific and Avantor, serve a variety of customers from research laboratories to manufacturers. These distributors offer high - purity DOA, often in various packaging sizes, making it convenient for different types of users.These distributors provide high-purity DOA in a variety of packaging sizes. This makes it convenient for a wide range of users. For small - scale research projects, laboratories can purchase small quantities, like a few grams or liters, from these distributors.These distributors offer small quantities of DOA, such as a few grams or several liters, for small-scale research projects.

Industrial manufacturers who require large volumes of DOA usually source it directly from chemical production companies.Chemical companies are the most common source of DOA for industrial manufacturers who need large quantities. Some well - known chemical companies that produce DOA include BASF, Eastman Chemical Company, and Dow Chemical.BASF, Eastman Chemical Company and Dow Chemical are some of the well-known chemical companies that produce DOA. These companies have large - scale production facilities and can supply DOA in bulk quantities.These companies are able to supply DOA in large quantities because they have large-scale production facilities. Buying directly from the manufacturer can be cost - effective for large - volume buyers as it eliminates the middle - man (distributor) markup.Directly buying from the manufacturer is a cost-effective option for large-volume buyers, as the distributor markup is eliminated. However, it may require a minimum order quantity.It may be necessary to place a minimum quantity.

Online marketplaces also offer an option to buy DOA.Online marketplaces offer the option to purchase DOA. Platforms like Alibaba have numerous suppliers from around the world.Platforms such as Alibaba have a large number of suppliers from all over the world. When purchasing from online marketplaces, it is important to carefully assess the supplier's credibility.It is important to assess the credibility of suppliers when purchasing products from online marketplaces. Look for suppliers with good customer reviews, proper certifications, and clear product specifications.Look for suppliers who have good reviews, certifications and clear product specifications. Some local chemical trading companies may also operate online, providing an alternative for buyers who prefer to deal with local entities.Some local chemical trading firms may also be available online, offering an alternative to buyers who prefer dealing with local entities. This can be beneficial in terms of shorter delivery times and easier communication in case of any issues.This can be advantageous in terms of faster delivery times and easier communications in case of any problems.

In conclusion, Dioctyl Adipate is an important plasticizer with a well - defined production process and a wide range of applications.Dioctyl Adipate, as a plasticizer, is a very important chemical with a well-defined production process and many applications. Whether you are a researcher, an industrial producer, or someone in a related field, there are multiple options available for purchasing this chemical, each with its own advantages depending on your specific requirements.There are many options for purchasing this chemical. Depending on your needs, you may be a researcher, industrial producer or someone else in a related area.