nonaqueous

简明释义

英[ˌnoʊnˈeɪkwiəs]美[ˌnoʊnˈeɪkwiəs]

adj. 非水的

英英释义

单词用法

同义词

反义词

例句

1.In nonaqueous solutions, horseradish peroxidase (HRP) can catalyze the polymerization of phenols and aromatic amines. Lipases and proteases can also catalyze polyester synthesis.

在非水介质中辣根过氧化物酶可以催化酚及芳香胺化合物聚合，脂肪酶和蛋白酶可以催化聚酯的合成。

2.As a special branches of capillary electrophoresis (ce), nonaqueous capillary electrophoresis (NACE) was variedly applied in the recent years.

非水毛细管电泳作为毛细管电泳法的重要分支已成为研究热点，近年来被广泛应用。

3.Combining the advantages of biocatalysis in nonaqueous media, asymmetric reduction of corresponding carbonyl compounds using microbial cells is an efficient method to produce these chiral alcohols.

结合非水相生物催化的优势利用微生物细胞催化不对称还原羰基化合物可以有效地制备这些手性醇。

4.A coated article which includes a cement fiberboard substrate and a radiation - curable nonaqueous coating system applied to the substrate.

本发明涉及一种被涂制品，其包含水泥纤维板基材和涂覆到该基材上的可辐射固化的非水性涂层体系。

5.Sodium formate from waste alkali liquor was analyzed by perchloric acid nonaqueous titration instead of potassium permanganate method, which caused larger deviation.

采用高氯酸非水滴定法分析废碱液中的甲酸钠，代替了误差较大的高锰酸钾法。

6.This nonaqueous ink-jet ink comprises a pigment, a binder resin, and an organic solvent.

该非水喷墨油墨至少包含颜料、粘结树脂和有机溶剂；

7.Aluminium electrodeposition from nonaqueous organic electrolytic systems has been introduced.

介绍了在无水电解液中铝的电沉积。

8.Method the glutinous ozone oxide was produced rapidly by inserting the ozone-bearing oxygen current in the nonaqueous solution of liquid alkene.

方法将含有臭氧的氧气流，通过液态烯烃的非水溶液中，迅速生成粘糊状的臭氧化物。

9.Paints and coatings can be formulated using nonaqueous systems to improve durability.

涂料和涂层可以使用非水体系进行配制，以提高耐久性。

10.The nonaqueous electrolyte allows for higher energy density in batteries.

这种非水电解液可以提高电池的能量密度。

11.Research on nonaqueous extraction methods is crucial for metal recovery.

对非水萃取方法的研究对金属回收至关重要。

12.Some pharmaceuticals are designed to be delivered through nonaqueous formulations.

一些药物被设计为通过非水配方进行输送。

13.In the laboratory, we often use nonaqueous solvents for organic reactions.

在实验室中，我们经常使用非水溶剂进行有机反应。

作文

In the world of chemistry and material science, the term nonaqueous refers to solutions or environments that do not involve water as a solvent. This concept is crucial for various applications, especially in fields like pharmaceuticals, electrochemistry, and organic synthesis. Understanding nonaqueous systems can lead to the development of more efficient processes and products. For example, many organic compounds are insoluble in water but can dissolve in nonaqueous solvents such as ethanol, acetone, or chloroform. These solvents allow chemists to manipulate the properties of the compounds more effectively. One significant advantage of using nonaqueous solvents is their ability to dissolve a broader range of substances compared to water. This opens up new avenues for reaction pathways and product formation that would otherwise be impossible in aqueous conditions. Additionally, nonaqueous environments can help stabilize reactive intermediates, leading to higher yields in chemical reactions. For instance, in the synthesis of pharmaceuticals, certain reactions may only proceed efficiently in a nonaqueous medium, thus emphasizing the importance of this concept.Moreover, nonaqueous systems are vital in the field of electrochemistry. Many batteries, particularly lithium-ion batteries, utilize nonaqueous electrolytes to enhance performance. These electrolytes provide higher voltage windows and improved conductivity, which are essential for efficient energy storage and transfer. As the demand for better battery technology grows, the role of nonaqueous solvents becomes increasingly significant. Research into nonaqueous electrolytes has led to advancements in electric vehicles and renewable energy storage systems.Furthermore, the versatility of nonaqueous solvents extends to their use in analytical chemistry. Techniques such as chromatography often rely on nonaqueous solvents to separate compounds based on their chemical properties. By choosing the appropriate nonaqueous solvent, scientists can achieve better resolution and sensitivity in their analyses. This is particularly important when identifying trace amounts of substances in complex mixtures, such as environmental samples or biological fluids.In conclusion, the understanding of nonaqueous systems is essential for advancements in various scientific fields. From enhancing pharmaceutical synthesis to improving battery technology and analytical methods, nonaqueous solvents play a pivotal role. As research continues to uncover new applications and benefits of nonaqueous environments, it is clear that this concept will remain at the forefront of scientific innovation. Embracing the unique properties of nonaqueous systems allows researchers to push the boundaries of what is possible in chemistry and material science.

在化学和材料科学的世界中，术语nonaqueous指的是不涉及水作为溶剂的溶液或环境。这个概念对于各种应用至关重要，尤其是在制药、电化学和有机合成等领域。理解nonaqueous系统可以促进更高效的工艺和产品的发展。例如，许多有机化合物在水中不溶，但可以溶解在如乙醇、丙酮或氯仿等nonaqueous溶剂中。这些溶剂使化学家能够更有效地操控化合物的性质。使用nonaqueous溶剂的一个重大优势是它们能够溶解比水更广泛的物质。这为反应路径和产品形成开辟了新的途径，而这些在水相条件下将是不可行的。此外，nonaqueous环境可以帮助稳定反应中间体，从而提高化学反应的产率。例如，在制药合成中，某些反应可能仅在nonaqueous介质中有效进行，这突显了这一概念的重要性。此外，nonaqueous系统在电化学领域至关重要。许多电池，特别是锂离子电池，利用nonaqueous电解质来增强性能。这些电解质提供更高的电压窗口和改善的导电性，这对高效的能量存储和传输至关重要。随着对更好电池技术的需求增长，nonaqueous溶剂的作用变得越来越重要。对nonaqueous电解质的研究推动了电动车和可再生能源存储系统的发展。此外，nonaqueous溶剂的多功能性扩展到它们在分析化学中的应用。色谱等技术常常依赖于nonaqueous溶剂来根据化合物的化学性质进行分离。通过选择适当的nonaqueous溶剂，科学家可以在分析中实现更好的分辨率和灵敏度。这在识别复杂混合物中微量物质时尤为重要，例如环境样品或生物体液。总之，理解nonaqueous系统对各个科学领域的进步至关重要。从增强制药合成到改善电池技术和分析方法，nonaqueous溶剂发挥着关键作用。随着研究不断揭示nonaqueous环境的新应用和益处，显然这一概念将继续处于科学创新的前沿。拥抱nonaqueous系统的独特性质使研究人员能够推动化学和材料科学中可能性的边界。