polyvinyl alcohol

简明释义

聚乙烯醇

英英释义

例句

1.In the textile industry, polyvinyl alcohol is used as a sizing agent to improve fabric strength.

在纺织工业中，聚乙烯醇被用作上浆剂，以提高织物的强度。

2.The film made from polyvinyl alcohol is biodegradable and environmentally friendly.

由聚乙烯醇制成的薄膜是可生物降解的，对环境友好。

3.Researchers are exploring the use of polyvinyl alcohol in drug delivery systems.

研究人员正在探索在药物传递系统中使用聚乙烯醇。

4.The adhesive properties of polyvinyl alcohol make it suitable for various bonding applications.

聚乙烯醇的粘合特性使其适用于各种粘接应用。

5.The packaging industry benefits from polyvinyl alcohol due to its moisture barrier properties.

由于其防潮特性，包装行业受益于聚乙烯醇。

作文

Polyvinyl alcohol, commonly abbreviated as polyvinyl alcohol, is a synthetic polymer that has garnered significant attention in various industries due to its unique properties. This versatile material is water-soluble and biodegradable, making it an excellent choice for applications that require environmental sustainability. The production of polyvinyl alcohol involves the hydrolysis of polyvinyl acetate, which results in a compound that exhibits high tensile strength and excellent film-forming capabilities.One of the most notable characteristics of polyvinyl alcohol is its ability to dissolve in water. This property makes it particularly useful in the production of packaging materials, adhesives, and coatings. For instance, in the food industry, polyvinyl alcohol can be used to create edible films that help preserve food freshness while being safe for consumption. Additionally, its water solubility allows for easy application and removal, which is advantageous in many manufacturing processes.Moreover, polyvinyl alcohol possesses excellent barrier properties against gases and oils, making it suitable for use in packaging applications that require protection from external elements. This has led to its widespread use in the creation of multi-layer films that enhance product shelf life. In the textile industry, polyvinyl alcohol is utilized as a sizing agent, providing strength and stiffness to fabrics during production.In recent years, the demand for environmentally friendly materials has increased significantly, and polyvinyl alcohol fits this trend perfectly. Its biodegradability ensures that products made from this polymer do not contribute to long-term pollution, aligning with global efforts to reduce plastic waste. Researchers are continually exploring new applications for polyvinyl alcohol, including its use in 3D printing and biomedicine. In the field of medicine, it is being investigated for use in drug delivery systems and tissue engineering due to its biocompatibility and ability to form hydrogels.Despite its many advantages, there are challenges associated with the use of polyvinyl alcohol. For example, its mechanical properties can be affected by humidity, leading to variations in performance under different environmental conditions. Furthermore, while polyvinyl alcohol is biodegradable, the rate of degradation can vary based on environmental factors, which necessitates further research to optimize its applications.In conclusion, polyvinyl alcohol is a remarkable polymer with diverse applications across multiple industries. Its water solubility, biodegradability, and excellent barrier properties make it a valuable material in today's market. As we continue to seek sustainable alternatives to traditional plastics, the role of polyvinyl alcohol is likely to expand, paving the way for innovative solutions that benefit both consumers and the environment.

聚乙烯醇，通常缩写为聚乙烯醇，是一种合成聚合物，由于其独特的性质，在各个行业中引起了广泛关注。这种多功能材料可溶于水并且可生物降解，使其成为需要环境可持续性的应用的绝佳选择。聚乙烯醇的生产涉及聚乙烯醇酸酯的水解，产生一种具有高拉伸强度和优良成膜能力的化合物。聚乙烯醇最显著的特点之一是其在水中溶解的能力。这一特性使其在包装材料、粘合剂和涂料的生产中尤其有用。例如，在食品行业中，聚乙烯醇可用于制造可食用薄膜，帮助保持食品新鲜，同时对人类安全。此外，其水溶性使得应用和去除变得容易，这在许多制造过程中具有优势。此外，聚乙烯醇具有出色的气体和油的阻隔性能，使其适合用于需要保护外部元素的包装应用。这导致其在制造多层膜方面的广泛使用，从而增强产品的保质期。在纺织行业中，聚乙烯醇被用作上浆剂，为生产过程中织物提供强度和硬度。近年来，对环保材料的需求显著增加，而聚乙烯醇正好符合这一趋势。它的可生物降解性确保了由这种聚合物制成的产品不会导致长期污染，与全球减少塑料废物的努力相一致。研究人员正在不断探索聚乙烯醇的新应用，包括在3D打印和生物医学中的使用。在医学领域，它正在被研究用于药物输送系统和组织工程，因为其生物相容性和形成水凝胶的能力。尽管有许多优点，但使用聚乙烯醇也面临挑战。例如，其机械性能可能会受到湿度的影响，导致在不同环境条件下的性能变化。此外，虽然聚乙烯醇是可生物降解的，但降解速率可能因环境因素而异，这需要进一步研究以优化其应用。总之，聚乙烯醇是一种出色的聚合物，在多个行业中具有多种应用。其水溶性、可生物降解性和优异的阻隔性能使其成为当今市场上有价值的材料。随着我们继续寻找传统塑料的可持续替代品，聚乙烯醇的角色可能会扩大，为消费者和环境带来有益的创新解决方案。