УДК 54
Алтыев А., преподаватель.
Атдаев Б., преподаватель.
Овезсахедов С., преподаватель.
Рызаев К., преподаватель.
Ашхабад, Туркменистан.
Туркменский инженерно-технологический университет имени Огузхана.
ПОЛУЧЕНИЕ ДИОКСИДА КРЕМНИЯ ВЫСОКОЙ ЧИСТОТЫ ИЗ ПЕСКА: ОСНОВЫ ФИЗИКО-ХИМИЧЕСКИХ ИССЛЕДОВАНИЙ
Аннотация
Диоксид кремния (SiO2) — минерал, широко распространенный в природе и широко используемый в различных отраслях промышленности. Получение диоксида кремния высокой чистоты имеет важное значение для удовлетворения потребностей во многих отраслях промышленности. В данной статье исследованы физико-химические основы получения диоксида кремния высокой чистоты из песка.
Ключевые слова:
диоксид кремния, песок, химический, технологический, физико-химический.
Altiyev A., teacher.
Atdayev B., teacher.
Owezsahedov S., teacher.
Ryzayev K., teacher.
Oguz han Engineering and Technology university of Turkmenistan.
Ashgabat, Turkmenistan.
OBTAINING HIGH PURITY SILICON DIOXIDE FROM SAND: PHYSICOCHEMICAL FUNDAMENTALS
Annotation
Silicon dioxide (SiO2) is a mineral abundant in nature and widely used in various industrial applications. Obtaining high purity silicon dioxide is essential to meet the demands in many industrial sectors. This article explores the physicochemical basis of obtaining high purity silicon dioxide from sand.
Key words:
silicon dioxide, sand, chemical, technology, physicochemical.
Silicon dioxide (SiO2) is a mineral abundant in nature and widely used in various industrial applications. Obtaining high purity silicon dioxide is essential to meet the demands in many industrial sectors. This article explores the physicochemical basis of obtaining high purity silicon dioxide from sand.
As a first step, silicon dioxide needs to be separated from sand. Sand is typically the most common natural source of silica (SiO2). Silica is the primary component of sand and serves as a fundamental source for obtaining high purity silicon dioxide. Sand is purified using mechanical and chemical processes. Mechanical processes aim to alter the size and shape of sand particles, thereby enhancing the effectiveness of subsequent chemical processes.
Chemical processes involve further increasing the silica content of sand and removing unwanted impurities. These often include silica extraction processes and require the use of acid catalysts. During this process, sand is treated with acid, separating silica from other components. Subsequently, the obtained silica undergoes purification processes. These processes involve reducing the size of silica particles and eliminating
unwanted residues to obtain high purity silicon dioxide.
In conclusion, obtaining high purity silicon dioxide from sand involves a complex series of physicochemical steps. Efficient implementation of these steps provides high-quality silicon dioxide for industrial applications.
The physicochemical processes involved in obtaining high purity silicon dioxide from sand require careful control and optimization. Factors such as temperature, pressure, concentration of reactants, and reaction time play crucial roles in determining the efficiency and purity of the final product. Additionally, the choice of acids and solvents used in the chemical processes can significantly impact the outcome.
Furthermore, advancements in technology have led to the development of innovative methods for silica extraction and purification. Techniques such as ultrasound-assisted extraction, microwave-assisted extraction, and environmentally friendly solvents offer potential improvements in efficiency and sustainability.
In the context of sustainable development, efforts are being made to minimize the environmental impact of silica extraction processes. Recycling and reuse of by-products, as well as the development of greener extraction methods, are areas of active research.
In conclusion, the physicochemical basis of obtaining high purity silicon dioxide from sand involves a multidisciplinary approach combining principles of chemistry, materials science, and engineering. Continued research and technological innovation in this field are essential for meeting the growing demand for high purity silicon dioxide while minimizing environmental impact. Список использованной литература:
1. Стромберг Д. Г., Семченко А. П. Физическая химия. М., «Высшая школа», 2009 г.
2. Под общей редакцией Мельникова М. Я. Практическая химическая кинетика. М. «Издательство Московского университета, Издательство Санкт-Петербургского университета», 2006.
3. Еремин В. В., Каргов С. И., Успенская И. А., Кузьменко Н. Е., Лунин В. В. Основы физической химии в 2 т. М., «Бином, Лаборатория знаний», 2013 г.
4. Эткинс П., Паула Дж.Физическая химия в 2-х т. М. «Мир», 2007 г.
5. Таубман Е.И. Выпаривание. - М.: Химия, 1982. - 328 с.
© Алтыев А., Атдаев Б., Овезсахедов С., Рызаев К., 2024
УДК 54
Атаева Дж.
Преподаватель
Туркменского государственного университета имени Махтумкули;
Аннагулыева С. Студент
Туркменского государственного университета имени Махтумкули;
Мередов Г. Студент
Туркменского государственного университета имени Махтумкули;
Танрыгулыева М.
Студент
Туркменского государственного университета имени Махтумкули; УДОБНЫЙ СПОСОБ ПОЛУЧИТЬ ОРГАНИЧЕСКОЕ УДОБРЕНИЕ ИЗ БУРОГО УГЛЯ
Перед химической наукой страны, наряду с другими отраслями народного хозяйства, в рамках