saponification

简明释义

英[səˌpɒnɪfɪˈkeɪʃən]美[səˌpɑːnəfəˈkeɪʃən]

n. [化学] 皂化

英英释义

单词用法

同义词

反义词

例句

1.Saponification of the acetates produced the respective alcohols. Pure geraniol and nerol were separated by rectification on a highly efficient packed column.

它们的乙酸酯皂化制得相应的醇，通过高效精馏柱精馏使之分离得纯的香叶醇和橙花醇。

2.The content of CODCr, salt and pH in effluent from saponification process of petrochemical plant are very high.

石化厂以氯醇法生产环氧乙烷过程中排出的皂化废水有机物含量高、含盐量高，并呈强碱性。

3.Fatty acids were prepared through the saponification of sunflower oil.

葵花油皂化制备脂肪酸。

4.The results indicate that the single and mixed micelles exhibit strong inhibition on the saponification of esters.

结果表明：单一和混合胶束对正脂肪酸乙酯的皂化反应有较强的禁阻作用。

5.The experimental research results of new process treating saponification waste liquid using thermal plasma are presented.

描述了用电弧等离子体技术处理皂化废液的新工艺研究结果。

6.Polyvinl alcohol(PVA) is only one water-soluble high polymer we know at present , it is the saponification substance of vinyl acetate, mainly used in produce fibre.

聚乙烯醇（PVA）是由醋酸乙烯经皂化而成的高分子化合物，是目前发现的唯一具有水溶性的高聚物，主要用于生产维纶纤维。

7.The acid value also reduces gradually from the early stage of fat formation to the stage of maturity, so are the specific gravity and saponification value.

不同时期油脂的特性是在形成初期酸值高，而在成熟时酸值降低，比重、皂化值也有所降低。

8.Objective:To optimize the saponification process of solanesol.

前言： 目的：确定茄尼醇皂化的最佳工艺条件。

9.Process for preparing rich tran-chysanthemic acid (I) by isomerization and saponification of ethyl chrysanthemate has been studied.

研究了菊酸乙酯顺反异构、皂化制富反式菊酸的工艺条件。

10.During saponification, fats are converted into soap and glycerin.

在皂化过程中，脂肪被转化为肥皂和甘油。

11.The saponification value indicates the amount of alkali required to saponify a fat.

皂化值表示皂化一种脂肪所需的碱的量。

12.In organic chemistry, saponification is a crucial reaction for producing surfactants.

在有机化学中，皂化是生产表面活性剂的重要反应。

13.The process of making soap involves the chemical reaction known as saponification.

制作肥皂的过程涉及一种称为皂化的化学反应。

14.Homemade soaps often rely on the saponification process to create different textures.

自制肥皂通常依赖于皂化过程来创造不同的质地。

作文

Saponification is a fascinating chemical process that has been utilized for centuries to produce soap from fats and oils. This process involves the hydrolysis of triglycerides, which are the main constituents of body fat in humans and animals, as well as vegetable fat. When these fats are mixed with a strong base, such as sodium hydroxide or potassium hydroxide, they undergo a chemical reaction that breaks them down into glycerol and fatty acids. The term 'saponification' comes from the Latin word 'sapo,' meaning soap, and it perfectly encapsulates the essence of this transformative process. To understand saponification (皂化) better, one must delve into the chemistry behind it. In a typical saponification reaction, the triglycerides react with the alkali, resulting in the formation of soap molecules. These soap molecules consist of long hydrocarbon chains that are hydrophobic, or water-repelling, at one end, and a carboxylate group that is hydrophilic, or water-attracting, at the other end. This unique structure allows soap to interact with both oil and water, making it an effective cleaning agent. One of the key aspects of saponification (皂化) is its role in the production of various types of soap. Different oils and fats yield different properties in the final product. For instance, olive oil produces a gentle and moisturizing soap, while coconut oil creates a soap that lathers well and is cleansing. The choice of fat or oil can significantly affect the texture, scent, and effectiveness of the soap. Therefore, understanding the principles of saponification (皂化) is crucial for anyone interested in soap making or cosmetic formulation. Additionally, saponification (皂化) has important implications beyond just soap production. It is also a critical process in biodiesel production, where fats are converted into fatty acid methyl esters (FAME) through a similar reaction. This conversion not only provides a renewable source of energy but also contributes to reducing the reliance on fossil fuels. The versatility of saponification (皂化) showcases its significance in both traditional and modern applications. Moreover, the environmental impact of saponification (皂化) should not be overlooked. The ability to create biodegradable soaps from natural ingredients highlights the potential for sustainable practices in the cosmetics industry. As consumers become more aware of their environmental footprint, there is a growing demand for products that are not only effective but also environmentally friendly. Understanding saponification (皂化) allows manufacturers to meet this demand by creating products that align with eco-conscious values. In conclusion, saponification (皂化) is a vital chemical process that serves as the foundation for soap production and has broader applications in various industries. Its unique ability to transform fats and oils into useful products demonstrates the intersection of chemistry and everyday life. By grasping the concept of saponification (皂化), individuals can appreciate the science behind soap making, explore sustainable practices, and contribute to a more environmentally friendly future.