polyhydric alcohol

简明释义

多元醇

英英释义

例句

1.Glycerin is a common type of polyhydric alcohol which is widely used in cosmetics.

甘油是一种常见的多羟醇，广泛用于化妆品中。

2.Many moisturizers contain polyhydric alcohol to help retain skin moisture.

许多保湿霜含有多羟醇以帮助保持皮肤水分。

3.The food industry often utilizes polyhydric alcohol as a sweetener in sugar-free products.

食品行业常常将多羟醇作为无糖产品中的甜味剂。

4.In pharmaceuticals, polyhydric alcohol compounds are used to enhance drug solubility.

在制药领域，多羟醇化合物用于提高药物的溶解度。

5.The production of plastics often involves polyhydric alcohol as an important raw material.

塑料的生产通常涉及多羟醇作为重要原料。

作文

Polyhydric alcohols, also known as polyols, are a class of organic compounds characterized by the presence of multiple hydroxyl (-OH) groups. These compounds play a significant role in various industrial applications and are essential in the production of numerous everyday products. Understanding the properties and uses of polyhydric alcohol (多羟醇) can provide valuable insights into their importance in both science and industry.One of the most common examples of polyhydric alcohol (多羟醇) is glycerol, which contains three hydroxyl groups. Glycerol is widely used in the food industry as a sweetener and humectant, helping to retain moisture in products like baked goods and candies. Its ability to attract and hold water makes it an excellent ingredient for cosmetics and personal care items as well. Furthermore, glycerol is utilized in pharmaceuticals as a solvent and preservative, highlighting its versatility across different sectors.Another notable polyhydric alcohol (多羟醇) is sorbitol, which is often found in sugar-free products. Sorbitol serves as a sugar substitute, providing sweetness without the calories associated with regular sugar. This property has made it particularly popular among health-conscious consumers seeking to reduce their sugar intake. Additionally, sorbitol is used in the production of certain types of plastics and as a humectant in skincare formulations.Beyond food and cosmetics, polyhydric alcohol (多羟醇) compounds are also integral to the manufacturing of polyurethanes. Polyurethanes are versatile materials used in everything from foam insulation to flexible seating. The incorporation of polyhydric alcohol (多羟醇) in the production of polyurethanes allows for the creation of materials with varying degrees of hardness and flexibility, making them suitable for a wide array of applications.The environmental impact of polyhydric alcohol (多羟醇) is another critical aspect to consider. Many of these compounds can be derived from renewable resources, such as plant materials, which contributes to sustainability efforts. For instance, bio-based glycerol can be produced from the biodiesel manufacturing process, reducing waste and promoting a circular economy. As industries continue to seek greener alternatives, the demand for polyhydric alcohol (多羟醇) derived from sustainable sources is likely to increase.In conclusion, polyhydric alcohol (多羟醇) compounds are not only vital in various industrial processes but also have significant implications for health and environmental sustainability. Their multifunctional properties make them indispensable in numerous applications, from food and cosmetics to advanced materials. By understanding the roles and benefits of polyhydric alcohol (多羟醇), we can appreciate their contributions to modern society and explore new ways to utilize these compounds effectively.