chain polymerization

简明释义

链锁聚合

英英释义

例句

1.Understanding the kinetics of chain polymerization (链式聚合) is crucial for optimizing industrial processes.

理解链式聚合（链式聚合）的动力学对于优化工业过程至关重要。

2.The efficiency of chain polymerization (链式聚合) can significantly affect the final characteristics of the polymer produced.

在链式聚合（链式聚合）的效率会显著影响最终所产生聚合物的特性。

3.The production of polyethylene involves the process of chain polymerization (链式聚合), which allows for the creation of long molecular chains.

聚乙烯的生产涉及到链式聚合（链式聚合）的过程，这使得可以创建长的分子链。

4.Many plastics are synthesized through chain polymerization (链式聚合), making them versatile for various applications.

许多塑料是通过链式聚合（链式聚合）合成的，使它们适用于各种应用。

5.In many laboratories, researchers study chain polymerization (链式聚合) to develop new materials with unique properties.

在许多实验室中，研究人员研究链式聚合（链式聚合）以开发具有独特性能的新材料。

作文

In the realm of chemistry, the process of polymerization plays a crucial role in the creation of various materials that we use every day. One significant type of polymerization is known as chain polymerization, which is a method where monomer molecules join together in a chain-like fashion to form a polymer. This process can be initiated through different means, such as heat, light, or chemical initiators, and it is vital for producing many synthetic polymers that have become integral to modern life.Chain polymerization (链式聚合) is characterized by its mechanism, which involves three main stages: initiation, propagation, and termination. During the initiation stage, an initiator reacts with a monomer to create a reactive species, typically a free radical. This reactive species then interacts with a second monomer, resulting in the formation of a dimer. The process continues as the growing chain reacts with more monomers, leading to the elongation of the polymer chain in the propagation stage.The beauty of chain polymerization (链式聚合) lies in its ability to produce high molecular weight polymers efficiently. As the reaction progresses, the number of active sites increases, allowing for rapid growth of the polymer chain. This feature is particularly advantageous when producing materials like polystyrene, polyethylene, and polyvinyl chloride, which are widely used in packaging, construction, and consumer goods.One of the most important aspects of chain polymerization (链式聚合) is the control over the molecular weight and structure of the resulting polymer. By carefully selecting the conditions under which the polymerization occurs, chemists can manipulate the properties of the final product. For example, adjusting the temperature or concentration of the initiator can lead to variations in the polymer’s density, elasticity, and thermal stability. This level of control is essential for developing materials tailored to specific applications, whether it be in automotive parts, medical devices, or everyday household items.Moreover, the environmental impact of chain polymerization (链式聚合) processes cannot be overlooked. As the demand for sustainable materials grows, researchers are exploring greener methods of polymer production. Innovations such as using renewable resources for monomers or developing biodegradable polymers through chain polymerization (链式聚合) techniques are at the forefront of this movement. These advancements not only help reduce waste but also contribute to a circular economy where materials can be reused and recycled effectively.In conclusion, chain polymerization (链式聚合) is a fundamental process in the field of polymer chemistry that enables the synthesis of a wide array of materials with diverse properties. Understanding the mechanisms and implications of this process allows scientists and engineers to innovate and create products that enhance our daily lives while considering environmental sustainability. As we continue to advance in this field, the potential for new discoveries and applications remains vast, making chain polymerization (链式聚合) an exciting area of study for future generations of chemists.