Potassium fluoride , element symbol K, is one of the elements of the IA group and belongs to the alkali metal elements. The single substance is a silvery white soft metal, waxy, can be cut with a knife, has low melting and boiling points, lower density than water, and extremely active chemical properties (more active than sodium). Potassium does not exist in the form of single substance in nature. Potassium is widely distributed in the land and ocean in the form of salt, and is also one of the important components of human muscle tissue and nerve tissue.
Potassium in nature plays an important role in maintaining human health and promoting plant growth. In addition, many potassium-containing compounds also play an important role in industrial production . For this reason, the editor will introduce potassium fluoride in a series.
Product Name: Potassium Fluoride |
English name: Potassium fluoride |
Chemical formula: KF |
Molecular weight: 58.10 |
Customs code: 28261900 use: It is mainly used in the production of pharmaceutical intermediates , fluorinating agents for halogen exchange of organic chlorides and bromides, alkaline catalysts for organic synthesis reactions, dehydrating agents and additives for the manufacture of tantalum materials. It is also used in the production of intermediates for anticancer drugs, pesticides, dyes and other industrial products. It is used in the production of many inorganic compounds such as potassium hydrogen fluoride, potassium fluoroaluminate, titanium tetrafluoride, fluoroaluminum mullite, etc. It is also used in glass engraving, food preservation, electroplating, welding flux, etc. It is used in medicine to produce norfloxacin. High-purity potassium fluoride is used in the Stockbarger method to produce single crystals. |
Physical and chemical properties: White cubic deliquescent powder with a distinct salty taste. Relative density 2.481, melting point 858℃, boiling point 1505℃. Soluble in water. Potassium fluoride has two hydrates, KF·2H2O and KF·4H2O. Potassium fluoride dihydrate is crystallized in an aqueous solution at a temperature below 40℃, is stable at room temperature, and loses crystal water above 40℃. Anhydrous potassium fluoride can only remove a few percent of water by long-term drying at 250-300℃, and cannot be pyrolyzed at a high temperature of 1000℃. Potassium fluoride aqueous solution is alkaline and can corrode glass. Molten potassium fluoride is highly active and can corrode glass. |
Production method |
Neutralization method . Prepared with potassium hydroxide and hydrogen fluoride as raw materials. Put solid potassium hydroxide of superior grade or above into a reactor containing an equal amount of water, and then pass anhydrous hydrogen fluoride from the bottom of the reactor for neutralization. When pH=7-8, stop passing anhydrous hydrogen fluoride, let the reaction liquid settle for 24 hours, and the clear liquid is vacuum evaporated, crystallized, transitionally separated, and dried to obtain the product. The reaction formula is as follows: HF+KOH→KF+H2O The reaction solution can also be mixed with a surfactant, and after spray drying, a potassium fluoride product with high bulk density, high specific surface area, low hygroscopicity, high activity and reduced usage can be obtained. |
Packaging, storage and transportation |
Use polypropylene woven bags lined with two layers of polyethylene plastic bags or polyethylene plastic barrels. The net weight of the enzyme belt is 10kg or 25kg, and the net weight of each barrel is 50kg. It should be stored in a ventilated, cool and dry warehouse. The packaging should be firm and avoid packaging contamination, damage and moisture to prevent moisture and agglomeration. It cannot be stored or transported together with food or acidic or alkaline items. It should be protected from rain or strong sun during transportation. There should be a clear "drugs" mark on the package. |
Sodium metaphosphate: widely used in many fields and has broad market prospects
Recently, the application of sodium metaphosphate in many industries has attracted widespread attention. Its unique properties enable it to play an important role in the fields of chemical, food, pharmaceuticals, etc., and the market demand is also showing a growing trend.In the chemical industry, sodium metaphosphate is an important auxiliary agent. It is often used in metal surface treatment, electroplating and cleaning. Due to its good corrosiveness and cleaning ability, it can effectively remove dirt and oxides on the metal surface, providing a good foundation for the subsequent processing of metal products. For example, in the automobile manufacturing industry, sodium metaphosphate can be used to clean auto parts and improve the surface quality of parts, thereby ensuring the overall performance and safety of the car. In addition, in the field of industrial cleaning, sodium metaphosphate is also a commonly used cleaning agent that can quickly and effectively remove various oil stains and stains, providing convenience for industrial production.The food industry is another important application area of sodium metaphosphate. As a food additive, sodium metaphosphate can be used as a food emulsifier, chelating agent and texturizer. In dairy products, it can stabilize the emulsion system and improve the taste and quality of dairy products; in meat products, sodium metaphosphate can improve the gel strength and water holding capacity of meat products, making meat products more tender and juicy1. As people's requirements for food quality continue to increase, the market demand for food-grade sodium metaphosphate is also gradually increasing. According to data from relevant market research institutions, the market size of food-grade sodium metaphosphate has continued to expand in recent years, and it is expected to maintain a high growth rate in the next few years.In the pharmaceutical field, sodium metaphosphate also has certain applications. It can be used as an excipient in pharmaceutical preparations to improve the stability and solubility of drugs. For example, in some oral liquid preparations, sodium metaphosphate can play a role in regulating pH and increasing drug stability. In addition, in some topical drugs, sodium metaphosphate can also be used as a moisturizer and stabilizer to improve the efficacy of the drug. From the market perspective, the global sodium metaphosphate market is currently highly competitive. Many domestic and foreign companies have increased their R&D investment and continuously launched new products and technologies to improve their market competitiveness. At the same time, with the continuous improvement of environmental protection requirements, some environmentally friendly sodium metaphosphate products have gradually gained favor in the market. For example, some companies have developed low-pollution, low-energy sodium metaphosphate production processes, which not only reduce production costs, but also reduce the impact on the environment, and have good market prospects.Industry experts said that as a multifunctional chemical, sodium metaphosphate is still expanding its application areas. In the future, with the continuous advancement of science and technology and the continuous increase in market demand, the market size of sodium metaphosphate is expected to continue to expand. At the same time, Jiayuan keeps up with market trends, continuously strengthens technological innovation, and improves product quality and performance to meet market demand.
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2024-12-25
Zinc fluoride: a versatile inorganic compound
Zinc fluoride (chemical formula ZnF2, formula weight 103.37) is a white block or square crystalline powder with multiple properties and a wide range of applications. Recently, with the acceleration of industrialization, zinc fluoride, as an important inorganic compound, has been continuously released in the market demand.In terms of application fields, zinc fluoride has a wide range of uses. In the electronics industry, zinc fluoride is an important raw material for manufacturing electronic components and semiconductor materials, such as field effect transistors and metal oxide semiconductor field effect transistors. In addition, zinc fluoride can also be used to manufacture optoelectronic devices and solar cells.In the chemical industry, zinc fluoride is also widely used. It can be used to make chemicals such as fluoride and hydrogen fluoride, and is also an important raw material for making organic synthesis catalysts, coatings and plastics. Zinc fluoride is also widely used in the manufacture of ceramic materials, including high-temperature ceramics and electronic ceramics, as well as in the manufacture of ceramic glazes to make the ceramic surface smoother, harder and more wear-resistant.Zinc fluoride also plays an important role in glass manufacturing. It can be used to make optical glass and special glass, as well as to enhance the corrosion resistance and high temperature resistance of glass fiber. In addition, zinc fluoride is also used in the pharmaceutical industry, for example, in the manufacture of oral care products and drugs, such as anticancer drugs and antiviral drugs.At present, China is a major producer and exporter of zinc fluoride in the world. In recent years, with the upgrading of market demand and the continuous optimization of related processes, my country's high-end zinc fluoride production capacity has increased, and the zinc fluoride industry structure has gradually adjusted. Against the background of increasingly stringent environmental protection and market supervision, the development of the zinc fluoride industry will upgrade towards safety, greenness and high-endness.In conclusion, zinc fluoride, as a multifunctional inorganic compound, plays an important role in many fields. However, due to its toxicity, strict protective measures must be taken during use and handling to ensure the safety of personnel and the environment. With the continuous development of science and technology and the continuous expansion of market demand, the application field of zinc fluoride will be further expanded, bringing more convenience and benefits to people's lives and work.Jiayuan upholds a rigorous service attitude, resolutely implements standardized management, improves product quality and prevents risks , optimizes resource allocation , promotes industrial upgrading , and takes every step to ensure green, environmental protection and safety .
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2024-12-25
Changzhou Jiayuan Semiconductor Technology Training was successfully completed, injecting new impetus into the development of the industry
Recently, our company was fortunate to invite senior experts in the semiconductor industry to conduct a brief and concise semiconductor technology training. This training not only deepened our understanding of semiconductor technology, but also provided valuable guidance for our future technology development and strategic planning.The semiconductor manufacturing process is undoubtedly the core part of this training. As a key link in the process, experts introduced in detail the selection of photoresists, the principles and operating points of photolithography machines, and the characteristics and application scenarios of each technology from contact lithography to advanced projection lithography. In terms of etching technology, the principles and application differences between wet etching and dry etching, and the in-depth interpretation of advanced etching technologies such as reactive ion etching (RIE) have enabled the trainees to deeply understand the key impact of this process on the performance of semiconductor devices. In the thin film deposition technology link, whether it is physical vapor deposition (PVD) or chemical vapor deposition (CVD), the principles of various methods and their applications in the preparation of different thin film materials have been fully explained. At the same time, the explanation of the doping process enables the trainees to understand how ion implantation and diffusion doping can accurately control the electrical properties of semiconductors, which is crucial to the manufacture of high-performance semiconductor devices.When talking about the application of semiconductor technology, the expert particularly emphasized the core position of semiconductors in the electronic information industry, as well as its broad application prospects in emerging fields such as 5G communications, the Internet of Things, and artificial intelligence. He pointed out that with the continuous development of science and technology, semiconductor technology will continue to promote innovation and progress in various industries. In addition, the expert also shared the challenges and solutions encountered in the process of semiconductor technology research and development and industrialization based on his many years of work experience. He encouraged us to be bold in innovation, break through technical bottlenecks, and continuously improve our technical strength and core competitiveness.After the training, the company leaders and employees said that they benefited a lot. We not only learned the basic knowledge of semiconductor technology, but also had a deeper understanding and thinking about the development of the semiconductor industry. This training not only enhanced our technical confidence, but also pointed out the direction for our future work.On semiconductor technology has been successfully completed ! Our company will take this training as an opportunity to further strengthen exchanges and cooperation with experts in the semiconductor industry and continuously improve our own technical level and innovation ability. We believe that under the guidance and support of experts, our company will achieve more brilliant achievements in the semiconductor field and make greater contributions to scientific and technological progress and economic development.
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2024-12-25
Application of rare earth fluoride products
Rare earth fluoride products, as compounds formed by the combination of rare earth elements and fluorine elements, have unique physical and chemical properties and have shown broad application prospects in many fields. The following are the main application areas of rare earth fluoride products:1. Optoelectronic materialsLED lighting: Rare earth fluoride can enhance the brightness and color temperature of LEDs, improve the life and reliability of LEDs, reduce energy consumption and heat generation, and make LEDs more suitable for use in lighting.Liquid crystal display: Rare earth fluoride is a key component of liquid crystal display. Rare earth elements can optimize the color of the display and increase its brightness, while effectively preventing problems such as leakage and corrosion of the display.2. Battery fieldRare earth fluoride plays an important role in batteries, including lithium-ion batteries, nickel-metal hydride batteries, etc. Its addition can effectively increase the energy density and cycle life of the battery, reduce the self-discharge rate in the battery, and thus improve the overall performance of the battery.3. Catalyst fieldRare earth fluoride is also usually contained in the catalyst in the automobile exhaust treatment system as a component of the catalyst to promote the exhaust gas purification process. Rare earth fluoride can significantly improve the efficiency and stability of the catalyst, reduce the pollution level of exhaust emissions, and contribute to environmental protection. 4. Ceramic Materials FieldRare earth fluorides can also be used in ceramic materials. Rare earth elements can effectively improve the heat resistance, hardness, corrosion resistance, wear resistance and optical properties of the materials, allowing ceramic materials to maintain stability and excellent performance under extreme conditions such as high temperature and high pressure.5. Magnetic materials fieldPartially fluorinated rare earths have excellent magnetic properties and can be used to prepare high-performance magnetic storage materials and magnetic sensors, providing support for the development of information technology.6. Biomedical fieldIn recent years, rare earth fluoride has also shown great application potential in the biomedical field. For example, rare earth fluoride nanoparticles can be used in bioimaging and drug delivery due to their good hydrophilicity and biocompatibility. By connecting anti-tumor drug molecules through covalent or electrostatic interactions, rare earth fluoride nanoparticles can be used for drug delivery and tumor treatment, providing new ideas and methods for cancer treatment.7. Other fieldsIn addition, rare earth fluoride is also widely used in the fields of laser materials and new materials. In laser technology, the excellent properties of rare earth fluoride make it an indispensable key material for manufacturing high-performance lasers. At the same time, the application of rare earth fluoride in the field of new materials is also being explored and expanded.In summary, the series of rare earth fluoride products, with their unique physical and chemical properties, have shown broad application prospects and huge market potential in many fields. With the continuous advancement of science and technology and the rapid upgrading of industry, the application fields of the series of rare earth fluoride products will continue to expand and deepen, injecting new vitality and impetus into the development of modern science and technology and industry.Jiayuan focuses on the research and development of fluorine chemistry, and has a professional R&D team and advanced production equipment. Through continuous technological innovation, Jiayuan has made important breakthroughs in the preparation process and performance optimization of fluorinated rare earth products. In the future, Jiayuan will continue to increase R&D investment and technological innovation to promote the widespread application and industrialization of fluorinated rare earth products.
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2024-12-17