diethylene glycol

简明释义

双甘醇

英英释义

例句

1.Manufacturers of cosmetics may include diethylene glycol for its moisturizing properties.

化妆品制造商可能会因其保湿特性而添加二乙二醇。

2.In the production of antifreeze, diethylene glycol plays a crucial role in lowering the freezing point.

在防冻液的生产中，二乙二醇在降低冰点方面起着关键作用。

3.The pharmaceutical industry utilizes diethylene glycol as a plasticizer in various formulations.

制药行业在各种配方中使用二乙二醇作为增塑剂。

4.The chemical industry often uses diethylene glycol as a solvent due to its high boiling point.

化学工业常常使用二乙二醇作为溶剂，因为它的沸点很高。

5.Before using products containing diethylene glycol, it is important to check for any potential allergies.

在使用含有二乙二醇的产品之前，检查是否有潜在过敏反应是很重要的。

作文

Diethylene glycol (span) is a colorless, odorless liquid that is hygroscopic and miscible with water, ether, and many organic solvents. It is primarily used in the production of antifreeze and as a solvent in various industrial applications. Understanding the properties and uses of diethylene glycol (span) is essential for professionals in chemical engineering and manufacturing industries.One of the key characteristics of diethylene glycol (span) is its ability to absorb moisture from the air, making it an effective hygroscopic agent. This property makes it useful in applications where moisture control is critical, such as in the production of plastics and resins. Additionally, diethylene glycol (span) has a relatively high boiling point, which allows it to be utilized in high-temperature processes without evaporating quickly.In the automotive industry, diethylene glycol (span) is commonly found in antifreeze formulations. It helps lower the freezing point of the coolant, preventing engine damage in cold weather. Moreover, diethylene glycol (span) also raises the boiling point of the coolant, providing protection against overheating in hot conditions. This dual functionality makes diethylene glycol (span) a vital component in maintaining optimal engine performance.Beyond its application in antifreeze, diethylene glycol (span) serves as a solvent in the production of various products, including paints, coatings, and adhesives. Its ability to dissolve a wide range of substances allows manufacturers to create formulations with desired properties, such as improved flow and stability. Furthermore, diethylene glycol (span) is often used in the production of plasticizers, which enhance the flexibility and durability of plastic materials.However, it is important to handle diethylene glycol (span) with care due to its potential toxicity. Exposure to large quantities can lead to health issues, including headaches, dizziness, and gastrointestinal problems. Therefore, safety protocols must be strictly followed when working with this chemical to minimize risks to workers and the environment.In summary, diethylene glycol (span) is a versatile chemical compound with a wide range of applications in various industries. Its unique properties, such as hygroscopicity and solvent capabilities, make it indispensable in the formulation of antifreeze, plastics, and coatings. While it offers significant benefits, it is crucial to recognize the associated health risks and implement appropriate safety measures. By understanding the role of diethylene glycol (span) in industrial processes, professionals can better appreciate its importance and ensure safe handling practices.

二乙二醇（span）是一种无色、无味的液体，具有吸湿性，并可与水、醚和许多有机溶剂混溶。它主要用于生产防冻剂以及作为各种工业应用中的溶剂。理解二乙二醇（span）的性质和用途对于化学工程和制造行业的专业人士来说至关重要。二乙二醇（span）的一个关键特性是它能够吸收空气中的水分，使其成为有效的吸湿剂。这一特性使其在湿度控制至关重要的应用中非常有用，例如在塑料和树脂的生产中。此外，二乙二醇（span）具有相对较高的沸点，这使其能够在高温工艺中使用而不会迅速蒸发。在汽车工业中，二乙二醇（span）通常出现在防冻剂配方中。它有助于降低冷却液的冰点，从而防止发动机在寒冷天气中受损。此外，二乙二醇（span）还提高了冷却液的沸点，在炎热条件下提供防止过热的保护。这种双重功能使得二乙二醇（span）成为维护发动机性能的关键组成部分。除了在防冻剂中的应用外，二乙二醇（span）还作为溶剂用于生产各种产品，包括涂料、涂层和粘合剂。它溶解多种物质的能力使制造商能够创建具有所需特性的配方，例如改善流动性和稳定性。此外，二乙二醇（span）常用于生产增塑剂，从而增强塑料材料的柔韧性和耐用性。然而，由于潜在的毒性，处理二乙二醇（span）时必须小心。接触大量二乙二醇可能导致健康问题，包括头痛、头晕和胃肠道问题。因此，在使用这种化学品时，必须严格遵循安全协议，以尽量减少对工人和环境的风险。总之，二乙二醇（span）是一种多用途的化合物，在各个行业中都有广泛的应用。其独特的性质，如吸湿性和溶剂能力，使其在防冻剂、塑料和涂层的配方中不可或缺。虽然它带来了显著的好处，但必须认识到相关的健康风险并实施适当的安全措施。通过理解二乙二醇（span）在工业过程中的作用，专业人士可以更好地欣赏其重要性，并确保安全处理实践。