Dimethyl terephthalate, with the CAS number 120 - 61 - 6, is an important chemical compound. It appears as a white crystalline powder at room temperature. The molecular formula of dimethyl terephthalate is C₁₀H₁₀O₄, and its molecular weight is approximately 194.18 g/mol. It has a melting point of about 140 - 142 °C and a boiling point of 283 °C. It is insoluble in water but soluble in some common organic solvents like ethanol and benzene. This product is produced in a factory with a stable supply and is offered at a competitive price, making it an attractive choice for various industries.
Dimethyl terephthalate has a wide range of applications. One of the most significant uses is in the production of polyester fibers. It is a key raw material in the synthesis of polyethylene terephthalate (PET), which is used to manufacture textiles, such as clothing, carpets, and upholstery. The high - strength and durability of PET fibers make them suitable for a variety of consumer products.
It is also used in the production of polyester resins. These resins are used in coatings, adhesives, and plastics. Polyester coatings provide excellent resistance to weathering, chemicals, and abrasion, making them ideal for applications in the automotive, aerospace, and industrial sectors. Polyester adhesives offer strong bonding properties, and they are used in the assembly of various products.
In addition, dimethyl terephthalate can be used as a plasticizer in some polymer systems. Plasticizers help to improve the flexibility, workability, and durability of plastics, enhancing their performance in different applications.
When using dimethyl terephthalate, it is essential to follow proper safety procedures. Wear appropriate personal protective equipment, such as gloves, goggles, and a laboratory coat.
In the production of polyester fibers, dimethyl terephthalate is typically reacted with ethylene glycol in a transesterification reaction under specific temperature and pressure conditions. The reaction is usually carried out in the presence of a catalyst. The resulting product is then further processed to form polyester polymers, which are then spun into fibers.
For the production of polyester resins, dimethyl terephthalate is combined with other monomers and additives. The reaction conditions, such as temperature, reaction time, and the ratio of reactants, need to be carefully controlled to obtain the desired resin properties.
Case 1: Textile Industry
A textile manufacturer was looking for a high - quality and cost - effective raw material for producing polyester fibers. They chose our factory - supplied dimethyl terephthalate. By using this product, they were able to produce polyester fibers with excellent strength and dyeability. The fibers were used to make high - end clothing items. The manufacturer reported an increase in product quality and a reduction in production costs, as the stable supply and good price of dimethyl terephthalate helped them optimize their production process.
Case 2: Coating Industry
A coating company was developing a new type of polyester coating for automotive applications. They used dimethyl terephthalate in the formulation of the coating resin. The resulting coating had excellent resistance to scratches, UV radiation, and chemicals. The coating was applied to the exterior of cars, and it provided long - lasting protection and a high - gloss finish. The company was able to gain a competitive edge in the market due to the performance of the coating made with our dimethyl terephthalate.
If you have any questions or need further information about our Factory Supply Dimethyl terephthalate CAS 120 - 61 - 6, please feel free to contact us. Our email is info@vivalr.com, and our phone number is (86) 15866781826.
Este es William, CEO de Zhishang Chemical Co., Ltd.
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