surfactant

简明释义

英[sɜːˈfæktənt]美[sɜːrˈfæktənt]

n. 表面活性剂

adj. 表面活性剂的

英英释义

单词用法

同义词

反义词

例句

1.Present situation of surfactant industry in China is related.

论述了中国表面活性剂工业现状。

2.The temperature at which a solution of a surfactant or glycol starts to form micelles (molecular agglomerates), thus becoming cloudy.

表面活性剂溶液或乙二醇开始形成胶粒(分子聚集)的温度，溶液开始变得浑浊。

3.For maximum effectiveness, the surfactant heads should be highly ionized.

为了达到最大效率，表面活性剂必须高度电离。

4.In shampoos and detergents, stabilization arises from surfactant molecules that coat the bubbles.

对于洗发水和清洁剂来说，稳定性来源于包裹着气泡的表面活性分子。

5.The influence of surfactant on degumming depends on the property of surfactant.

表面活性剂对脱胶过程的影响，取决于表面活性剂的性质。

6.The surfactant concentration of the surfactant enrichment medium phase formed with simulated oil is higher.

而且与模拟油形成的表面活性剂富集中间相的表面活性剂浓度非常高。

7.The quality of the surfactant is also very important.

表面活性剂的品质同样重要。

8.In the lab, we used a non-ionic surfactant to stabilize the emulsion.

在实验室中，我们使用了一种非离子表面活性剂来稳定乳液。

9.Many industrial cleaning products rely on surfactants to enhance their effectiveness.

许多工业清洁产品依赖于表面活性剂来增强其效果。

10.The formulation includes a biodegradable surfactant for environmental safety.

该配方包含一种可生物降解的表面活性剂，以确保环境安全。

11.The detergent contains a powerful surfactant that helps to break down grease.

这种清洁剂含有一种强效的表面活性剂，可以帮助分解油脂。

12.The surfactant in the shampoo allows it to lather easily.

洗发水中的表面活性剂使其容易起泡。

作文

Surfactants are fascinating substances that play a crucial role in various industries and everyday products. A surfactant, or "表面活性剂," is a compound that lowers the surface tension between two liquids or between a liquid and a solid. This unique property allows surfactants to serve multiple purposes, making them essential in numerous applications, from cleaning agents to pharmaceuticals. One of the most common uses of surfactants is in household cleaning products. When we use soap or detergent, we are essentially utilizing a surfactant to help remove dirt and grease from surfaces. The surfactant molecules have a hydrophilic (water-attracting) head and a hydrophobic (water-repelling) tail. When mixed with water, the hydrophobic tails attach to grease and oil, while the hydrophilic heads remain in the water. This action allows the dirt to be lifted away and rinsed off easily. Without surfactants, cleaning would be much more difficult and less effective.In addition to cleaning products, surfactants are also vital in the food industry. They are often used as emulsifiers, which help to blend ingredients that typically do not mix well, such as oil and water. For instance, when making mayonnaise, a surfactant stabilizes the mixture, allowing for a smooth and creamy texture. This property is not only important for taste and texture but also for the shelf life of many food products.Furthermore, surfactants are extensively used in the pharmaceutical industry. They assist in the formulation of medications, particularly in creating stable emulsions and suspensions. Many drugs require surfactants to ensure proper absorption in the body, enhancing their efficacy. Moreover, in respiratory treatments, surfactants are crucial in reducing surface tension in the lungs, which helps patients breathe more easily.However, it is essential to consider the environmental impact of surfactants. Some synthetic surfactants can be harmful to aquatic life and ecosystems. As a result, there is a growing demand for biodegradable and environmentally friendly surfactants. Researchers are actively exploring natural alternatives derived from plants and other renewable resources. These eco-friendly surfactants can provide similar benefits without the negative consequences associated with their synthetic counterparts.In conclusion, surfactants are indispensable in our daily lives, influencing everything from how we clean our homes to how medications are formulated. Their ability to reduce surface tension and stabilize mixtures makes them versatile and valuable in various industries. As we continue to innovate and seek sustainable solutions, the development of safe and effective surfactants will play a significant role in shaping the future of many products we rely on. Understanding the importance of surfactants helps us appreciate the science behind everyday items and encourages us to make informed choices about the products we use. Whether it's in a bottle of dish soap or a jar of mayonnaise, the presence of a surfactant can significantly enhance functionality and effectiveness.

表面活性剂是一种迷人的物质，在各个行业和日常产品中发挥着至关重要的作用。表面活性剂，或称“surfactant”，是一种降低两种液体之间或液体与固体之间表面张力的化合物。这种独特的性质使得表面活性剂能够发挥多种用途，使其在从清洁剂到制药等众多应用中成为必不可少的成分。表面活性剂最常见的用途之一是在家庭清洁产品中。当我们使用肥皂或洗涤剂时，实际上是在利用表面活性剂来帮助去除表面上的污垢和油脂。表面活性剂分子具有亲水（吸水）头和疏水（排水）尾。当与水混合时，疏水尾部会附着在油脂和油污上，而亲水头则保持在水中。这种作用使得污垢能够被轻松提起并冲洗掉。如果没有表面活性剂，清洁将变得更加困难且效果不佳。除了清洁产品，表面活性剂在食品工业中也至关重要。它们常用作乳化剂，帮助混合通常不易混合的成分，例如油和水。例如，在制作蛋黄酱时，表面活性剂可以稳定混合物，使其具有光滑和奶油状的质地。这种特性不仅对味道和质地重要，而且对许多食品的保质期也至关重要。此外，表面活性剂在制药行业也被广泛使用。它们在药物配方中起着重要作用，特别是在创建稳定的乳液和悬浮液方面。许多药物需要表面活性剂来确保在体内的适当吸收，从而增强其有效性。此外，在呼吸治疗中，表面活性剂在降低肺部表面张力方面至关重要，这有助于患者更轻松地呼吸。然而，考虑表面活性剂对环境的影响至关重要。一些合成表面活性剂可能对水生生物和生态系统造成危害。因此，对可生物降解和环保表面活性剂的需求日益增长。研究人员正在积极探索来自植物和其他可再生资源的天然替代品。这些环保表面活性剂可以提供类似的好处，而不会带来与合成表面活性剂相关的负面后果。总之，表面活性剂在我们的日常生活中是不可或缺的，影响着从我们如何清洁家居到药物如何配制的方方面面。它们降低表面张力和稳定混合物的能力使其在各个行业中都具有多功能性和价值。随着我们继续创新并寻求可持续解决方案，安全有效的表面活性剂的发展将在塑造我们依赖的许多产品的未来中发挥重要作用。理解表面活性剂的重要性有助于我们欣赏日常物品背后的科学，并鼓励我们对所使用产品做出明智的选择。无论是在一瓶洗碗液还是一罐蛋黄酱中，表面活性剂的存在都能显著增强功能性和有效性。