swelling agent

简明释义

膨润剂

英英释义

例句

1.In the production of baked goods, a common swelling agent is baking powder, which helps the dough rise.

在烘焙食品的生产中，常见的膨胀剂是泡打粉，它帮助面团发酵。

2.Certain swelling agents are used in pharmaceuticals to enhance the absorption of drugs.

某些膨胀剂用于药品中，以增强药物的吸收。

3.In cosmetics, a swelling agent may be included to give products a fuller appearance.

在化妆品中，膨胀剂可能被加入以使产品看起来更饱满。

4.When making ice cream, a swelling agent can improve the texture and make it creamier.

在制作冰淇淋时，膨胀剂可以改善质地，使其更加奶油状。

5.The swelling agent in this cake recipe ensures that it rises properly during baking.

这个蛋糕食谱中的膨胀剂确保它在烘焙过程中正确膨胀。

作文

In the world of chemistry and material science, the term swelling agent refers to a substance that increases the volume of a material by causing it to absorb liquid or gas. Swelling agents are commonly used in various applications, including pharmaceuticals, food processing, and construction. Understanding how these agents work can provide insight into their importance in different industries.One of the most common examples of a swelling agent is sodium polyacrylate, a superabsorbent polymer often found in products like diapers and feminine hygiene products. When exposed to moisture, sodium polyacrylate can absorb hundreds of times its weight in water, causing it to swell significantly. This property makes it invaluable for products designed to retain liquids, ensuring that they perform effectively while minimizing leakage.In the food industry, swelling agents play a crucial role in improving texture and consistency. For instance, certain starches and gums are used as thickening agents, which swell when mixed with water. These ingredients are essential in the production of sauces, soups, and dressings, where they help achieve the desired viscosity. Moreover, swelling agents can also enhance the mouthfeel of food products, making them more appealing to consumers.Furthermore, in the pharmaceutical sector, swelling agents are utilized in drug formulations to control the release of active ingredients. For example, hydrophilic polymers can be incorporated into tablets to allow for a gradual release of medication as they swell upon contact with gastrointestinal fluids. This controlled release mechanism is vital for ensuring that patients receive a consistent dose over an extended period, improving the efficacy of the treatment.In construction, swelling agents are employed in materials such as concrete and sealants to enhance their properties. For instance, some additives can cause the concrete to expand slightly, filling in gaps and cracks, thus increasing durability and strength. This application is particularly important in regions prone to extreme weather conditions, where the expansion and contraction of materials can lead to structural damage.Despite their many benefits, the use of swelling agents must be carefully controlled to avoid potential downsides. For example, excessive swelling in certain materials can lead to deformation or loss of integrity. In pharmaceuticals, improper formulation can result in unpredictable drug release profiles, potentially affecting patient safety. Therefore, thorough testing and quality control are essential when incorporating swelling agents into products.In conclusion, swelling agents are versatile substances that serve a variety of functions across multiple industries. From enhancing product performance in food and pharmaceuticals to improving material properties in construction, their ability to absorb and swell is a valuable trait. As research continues to advance, we can expect to see even more innovative applications for these agents in the future, further demonstrating their significance in our everyday lives.

在化学和材料科学的世界中，术语膨胀剂指的是一种通过使材料吸收液体或气体而增加其体积的物质。膨胀剂广泛应用于制药、食品加工和建筑等多个领域。了解这些剂的工作原理可以让我们深入理解它们在不同行业中的重要性。一个最常见的膨胀剂例子是聚丙烯酸钠，这是一种超吸水聚合物，通常用于尿布和女性卫生产品中。当暴露于潮湿环境时，聚丙烯酸钠能够吸收其自身重量数百倍的水分，从而显著膨胀。这一特性使其在设计用于保留液体的产品中至关重要，确保它们有效地发挥作用，同时减少泄漏。在食品行业中，膨胀剂在改善食品的质地和一致性方面起着关键作用。例如，某些淀粉和胶类作为增稠剂使用，在与水混合时会膨胀。这些成分在酱汁、汤和调味品的生产中至关重要，有助于实现所需的粘度。此外，膨胀剂还可以增强食品产品的口感，使其对消费者更具吸引力。此外，在制药领域，膨胀剂被用于药物配方中，以控制活性成分的释放。例如，亲水性聚合物可以被纳入片剂中，以便在与胃肠液接触时缓慢释放药物。这种控制释放机制对于确保患者在较长时间内获得一致剂量至关重要，从而提高治疗效果。在建筑中，膨胀剂被用于混凝土和密封剂等材料中，以增强其性能。例如，一些添加剂可以导致混凝土轻微膨胀，填补缝隙和裂缝，从而增加耐久性和强度。这一应用在极端天气条件频繁的地区尤为重要，因为材料的膨胀和收缩可能导致结构损坏。尽管有许多好处，但使用膨胀剂必须仔细控制，以避免潜在的缺点。例如，某些材料过度膨胀可能导致变形或完整性丧失。在制药领域，不当的配方可能导致不可预测的药物释放特征，可能影响患者安全。因此，在将膨胀剂纳入产品时，彻底测试和质量控制至关重要。总之，膨胀剂是一种多用途物质，在多个行业中发挥着多种功能。从改善食品和制药产品的性能到提高建筑材料的特性，它们的吸收和膨胀能力是一种宝贵的特性。随着研究的不断进展，我们可以期待看到这些剂在未来有更多创新的应用，进一步证明它们在我们日常生活中的重要性。