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Methyldiethoxysilane

Meisheng Chemical

Methyldiethoxysilane
Specifications

HS Code

598253

Chemical Formula C5H14O2Si
Molecular Weight 134.25
Appearance Colorless liquid
Odor Characteristic odor
Density 0.89 g/cm³
Boiling Point 113 - 115 °C
Melting Point -77 °C
Flash Point 11 °C
Solubility Insoluble in water, soluble in many organic solvents
Vapor Pressure 4.67 kPa (20 °C)
Refractive Index 1.388 - 1.391
Packing & Storage
Packing Methyldiethoxysilane packaged in 5 - liter containers for safe storage and transport.
Storage Methyldiethoxysilane should be stored in a cool, well - ventilated area away from heat, sparks, and open flames as it is flammable. Keep containers tightly sealed to prevent vapor release. Store it separately from oxidizing agents and reactive substances. Ensure the storage location has appropriate spill - containment measures to handle any potential leaks safely.
Shipping Methyldiethoxysilane is shipped in well - sealed, corrosion - resistant containers. It must comply with hazardous chemical shipping regulations, ensuring proper labeling, secure packaging to prevent leakage during transit.
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Methyldiethoxysilane
General Information
Historical Development
Methyl diethoxysilane, the beginning of its research, the years have passed. In the past, all the chemists tried their best to explore the wonders of matter. At the beginning, their knowledge was still shallow, and only a few characteristics were known. As time went by, the research deepened. All kinds of experiments were repeatedly deduced, and the solution of its structure and performance gradually became clear. At that time, the instrument was not refined, but all the experts worked tirelessly and advanced step by step with a tenacious heart. Then the technology evolved, and the research method became better. The preparation and application of methyl diethoxysilane have made great progress. From the occasional acquisition in the original laboratory to the current industrial-scale production, the process has been long and brilliant. The past bit by bit exploration has made this substance widely used in many fields today, which is really the work of chemical research over the years.
Product Overview
Methyl diethoxysilane is also a silicone compound. It is a colorless and transparent liquid with a specific odor. This substance has a wide range of uses in the field of organic synthesis and can be used as a silane coupling agent. It has significant results in improving the adhesion between materials and improving the properties of composites. The preparation method is often obtained by the condensation reaction of the corresponding silanol and ethanol. During the reaction process, it is necessary to pay attention to the reaction conditions, such as temperature, catalyst dosage, etc., which have a great impact on the purity and yield of the product. Methyl diethoxysilane is used in many industries, such as rubber, plastics, coatings, etc., which can enhance the mechanical properties and weather resistance of materials. When storing, place in a cool, dry place to avoid contact with water and strong oxidants to prevent deterioration.
Physical & Chemical Properties
Methyl diethoxy silane has unique physical and chemical properties. Its shape is like a colorless and transparent liquid, with a specific smell. The boiling point is appropriate, and it gasifies at a certain temperature. This is one of its physical characteristics. Its chemical properties are active, and ethoxy groups can react with many substances. When exposed to water, it can hydrolyze to form products such as silanol. This hydrolysis property is widely used in organic synthesis and other fields. In its molecular structure, the combination of methyl and ethoxy groups endows it with hydrophobicity and other characteristics, and it can also be used for surface modification of materials. With its physical and chemical properties, it is widely used in coatings, adhesives and other industries, adding color to many processes. It is an important product in chemical materials.
Technical Specifications & Labeling
There are Methyldiethoxysilane this thing today, and its technical specifications and identification (commodity parameters) are the key. To observe its quality, it is necessary to make it clear that its color is pure, the taste is correct, and there is no miscellaneous gas. The amount of quantity is accurately measured, and the difference cannot be tolerated by the millimeter. Its purity geometry must be tested in detail, and there must be no mistakes. On the label, the composition, content, usage, and storage methods should be clear. From the technical specification, when preparing, all conditions, temperature, pressure, and duration are in accordance with the law, and cannot be changed without authorization. In this way, the quality of the Methyldiethoxysilane can be maintained, which is beneficial to the user and not at the expense of the market.
Preparation Method
The raw materials and production process are the key to the preparation of methyl diethoxysilane (Methyldiethoxysilane). Methyltrichlorosilane and absolute ethanol are used as raw materials, and the ratio of the two needs to be precisely controlled. The reaction steps are as follows: first place an appropriate amount of absolute ethanol in the reactor, slowly add methyl trichlorosilane, and stir strongly at the same time. During the reaction process, the temperature is strictly controlled to prevent the reaction from going out of control due to sudden changes in temperature. In terms of catalytic mechanism, a specific catalyst can be introduced to accelerate the reaction process and improve the purity of the product. After the reaction, the impurities are removed through distillation, purification and other processes to obtain pure methyl diethoxysilane. In this way, the product of good quality can be obtained by this method.
Chemical Reactions & Modifications
Methyldiethoxysilane, the organosilicon compound is also. Its chemical reaction is quite interesting. Under certain conditions, hydrolysis and condensation reactions can occur. The ethoxyl group encounters water, just like a bosom friend, it is separated from the standard, and it is combined with the hydroxide of water to form ethanol, which is connected to each other and polymerized into siloxane macromolecules. The improvement of this reaction is of great significance. By precisely regulating the reaction temperature and pH, the purity and polymerization of the product can be effectively improved. In the past, the product often contained impurities, but now it has been improved to obtain a pure product, which can be used in the field of high-end materials. It can also change the proportion of reactants to achieve different properties. Increase its dosage, and the resulting siloxane has good flexibility; reduce it, and increase the hardness. In this way, materials with unique properties can be customized according to actual needs, contributing to industry and scientific research.
Synonyms & Product Names
Methyl diethoxysilane is also very important in the field of chemical industry. There are many other names for this product, such as diethoxy methyl silane, also known as methyl diethoxysilane. Commercial names are also different, or different from manufacturer, or different from use. These different names all refer to the same thing. It is widely used in various industries such as organic synthesis, coatings, adhesives, etc. Due to its characteristics, it can help materials increase their bonding properties or change their surface quality. Although various aliases and trade names are different, they actually refer to the same methyl diethoxysilane. People in the chemical industry all know it as the same substance, and they use it in different situations.
Safety & Operational Standards
"Code of Safety and Operation of Methyldiethoxysilane" Methyldiethoxysilane is an important chemical in the chemical industry. In order to ensure safe use and operate according to regulations, this safety and operation code is hereby established. For storage, choose a cool, dry and well-ventilated place. Keep away from fire and heat sources, and the storage temperature should not exceed 30 ° C. It should be stored separately from oxidants and acids, and should not be mixed. The storage area should be equipped with suitable materials to contain leaks. When operating, it should be tightly sealed to provide sufficient local exhaust and comprehensive ventilation. Operators must be specially trained and strictly follow the operating procedures. It is recommended that operators wear self-priming filter gas masks (full masks), tape gas suits, and rubber oil-resistant gloves. Keep away from fires and heat sources. Smoking is strictly prohibited in the workplace. Use explosion-proof ventilation systems and equipment. Prevent vapor leakage into the air of the workplace. Avoid contact with oxidants and acids. Filling should control the flow rate and have a grounding device to prevent static electricity accumulation. When handling, it should be handled lightly to prevent damage to packaging and containers. If a leak occurs accidentally, quickly evacuate the personnel in the contaminated area of the leak to a safe area, and isolate and strictly restrict access. Cut off the source of fire. It is recommended that emergency personnel wear self-contained positive pressure breathing apparatus and wear gas suits. Cut off the source of leakage as much as possible. Prevent it from flowing into restricted spaces such as sewers and flood drains. Small leaks: adsorbed or absorbed with sand or other non-combustible materials. It can also be scrubbed with an emulsion made of non-combustible dispersants, and the lotion is diluted and placed into the wastewater system. Large leaks: build a dike or dig a pit for containment. Cover with foam to reduce vapor disasters. Transfer to a tanker or a special collector with an explosion-proof pump for recycling or transportation to a waste treatment site for disposal. Only by strictly observing this safety and operation code can we ensure the safety of personnel, avoid accidents, and make methyl diethoxysilane play its due role in chemical production and other fields.
Application Area
Methyl diethoxysilane is widely used. In the field of chemical industry, it is often used as a raw material to make various organosilicides. The made material has excellent waterproof, weather resistance and adhesion. Between buildings, it can be used as a waterproof agent, coated on the surface of masonry and concrete, which can resist water infiltration, keep its structure solid, and it is difficult to corrode over time. The way of wood protection, the treatment of wood with it can increase the anti-corrosion and moisture-proof power of wood, prolong its use period, and make wood as new as ever. When leather is processed, methyldiethoxysilane is added to change the feel of the leather, making it soft and shiny, and increasing its durability. In the textile industry, fabrics are waterproof and stain-proof, making them more convenient for wearers and more durable.
Research & Development
In recent years, we have studied methyl diethoxysilane, which is an organosilicon compound with a wide range of uses. In the chemical industry, it can be used as a coating additive to improve the adhesion and weather resistance of coatings; in material science, it can improve the surface properties of materials and enhance their waterproof and anti-fouling effects. We focus on its research and development progress, and strive to improve the synthesis process to improve the yield and purity. In the past, the synthesis method had the disadvantages of high energy consumption and many side reactions. Today, we are committed to optimizing the reaction conditions and exploring high-efficiency catalysts to achieve green and efficient purposes. After repeated tests, it has been effective at first, and the yield has been slightly improved. However, in order to improve, we still need to make unremitting research, hoping to achieve greater breakthroughs in the future, promote the wide application of this product, and benefit many fields.
Toxicity Research
Taste the chemical industry, related to people's livelihood, the nature of things, must not be ignored. Now in Methyldiethoxysilane this material, its toxicity is studied in detail. Methyldiethoxysilane, in chemical substances, often used. However, the study of toxicity is quite important. After research, it may have various effects on organisms. Contact, or hurt the skin, irritate the eyes, if inhaled into the body, also damage the respiratory system. Although its application is quite wide, the risk of toxicity should not be ignored. The study of toxicity of this substance aims to clarify its harm and protect it. During production and use, strict regulations should be followed and good protection should be prepared, so as to ensure people's safety and avoid disasters, so that this chemical substance can be used properly without harming the public.
Future Prospects
Guanfu Methyldiethoxysilane this object, its unique nature and wide range of uses. In the current chemical industry, it has emerged. Looking to the future, its development scene is quite impressive. Due to the increasing progress of science and technology, the requirements for materials are more and more stringent, and the Methyldiethoxysilane has superiority, which can meet various needs. Or in the creation of new materials, add bricks and tiles to help their performance sublimation; or in the optimization of industrial processes, play their functions and promote their efficiency. Although there may be challenges ahead, there are also opportunities. With time, advanced research and development will be able to expand the boundaries of application, shine brightly, inject vigorous power into the prosperity of chemical industry, and paint a gorgeous chapter in the unfinished road.
Frequently Asked Questions
What are the main uses of Methyldiethoxysilane?
Methyl diethoxysilane is also a silicone compound. It has a wide range of uses and is used in various fields of chemical industry. The first is the industry of adhesives and sealants. This material can be used as a coupling agent to enhance the bonding force between adhesives and different materials. If wood is combined with metals, ceramics, etc., the combination of the two is firmer, which improves the sealing performance of the sealant and resists the intrusion of moisture and gas. In construction and automobile manufacturing, the sealing and durability of the structure are maintained. Second time in the paint industry. Adding methyl diethoxysilane can improve the performance of the paint. Increase its wear resistance, making the coated surface more resistant to friction and scratching; also increase its resistance to chemical corrosion, better resistance to acid and alkali and other chemicals; and can improve the adhesion between the coating and the substrate, so that the coating is not easy to fall off and prolong the service life of the coating. Furthermore, in the plastics and rubber industry, it is a modifier. It can improve the mechanical properties of plastics, such as enhancing strength and toughness, and also improve the heat resistance of plastics, making them less prone to deformation at high temperatures. In rubber, it can enhance its combination with fillers, improve the physical properties of rubber, such as tensile strength, wear resistance, etc., and make rubber products more durable. In addition, in the textile industry, it can be used as a fabric finishing agent. Gives the fabric water and oil repellency, and increases its softness and feel. The treated fabric is not only waterproof and oil-proof, but also soft and comfortable, improving the quality and added value of the fabric. And in the field of electronics industry, it also has its use. It can be used as an additive for electronic packaging materials to improve the properties of materials, such as improving insulation and moisture resistance, protecting electronic components from the external environment, and ensuring the stable operation of electronic equipment. Methyl diethoxysilane plays a key role in all fields of chemical industry. With the development of science and technology, its use may be expanded, contributing to industrial progress.
What are the physical properties of Methyldiethoxysilane?
Methyl diethoxysilane is also a silicone compound. It has specific physical properties and is widely used in various fields. Looking at its properties, it is a colorless and transparent liquid under normal conditions, with a weak and characteristic atmosphere. The boiling point is between about 113 and 115 degrees Celsius. At this temperature, the substance changes from liquid to gaseous state. In chemical production and separation and purification, this boiling point characteristic is very important, and it can be separated and refined by distillation and other methods. Its density is about 0.89 to 0.91 grams per cubic centimeter, which is similar to the density of common organic solvents. This characteristic makes it possible to operate according to the density difference in the mixed system. And its solubility is quite good, soluble in common organic solvents, such as ethanol, acetone, toluene, etc. This solubility is used in the preparation process of coatings, adhesives, etc., so that methyl diethoxysilane can be uniformly mixed with other ingredients to achieve the expected performance. In addition, the flash point of methyl diethoxysilane is about 21 degrees Celsius, which is a flammable liquid. During storage and use, it is necessary to strictly follow safety regulations to avoid open flames and hot topics to prevent fire and explosion. Its vapor pressure is also an important property. At a certain temperature, the vapor pressure affects its volatilization rate, which in turn affects its stability and reactivity under different environmental conditions. From this perspective, the physical properties of methyldiethoxysilane are diverse, which has a profound impact on its application in chemical, materials and other fields. Those who operate it must know its properties in order to make good use of it.
What is the chemistry of Methyldiethoxysilane?
Methyldiethoxysilane is a member of silicone compounds. Its shape is like a colorless and transparent liquid with a unique smell. The chemical properties of this substance are very interesting and have important practical value. Let's talk about its hydrolytic properties first. When methyl diethoxysilane encounters water, ethoxy groups easily react with water molecules, and then hydrolyze to form silanol groups. This hydrolysis reaction is quite crucial and is often the initial step in the preparation of many silicone materials. After hydrolysis, the silanol groups have high activity and can further undergo condensation reactions. Condensation reaction is the interaction between silanol groups, removing water molecules and forming silica-oxygen bonds. Through this condensation reaction, methyl diethoxysilane can build polysiloxanes with different structures. The formation of this polysiloxane structure greatly affects its physical and chemical properties, such as thermal stability and mechanical properties. Re-discussion on its reaction with other compounds. Although the methyl group in methyl diethoxysilane is relatively stable, it can also participate in some chemical reactions under certain conditions. The presence of ethoxy groups allows the compound to undergo substitution reactions with compounds containing active hydrogen, such as alcohols and amines. This substitution reaction can ingeniously modify the molecular structure and endow it with new functions and characteristics. The chemical properties of methyl diethoxysilane determine its extraordinary applications in many fields. In the field of coatings, its reaction characteristics can be used to improve the adhesion and water resistance of coatings; in the field of adhesives, its unique chemical changes can also enhance the adhesive strength and durability.
What is Methyldiethoxysilane production method?
Methyldiethoxysilane is also a silicone compound. There are two common methods for its preparation. One is the alcohol hydrolysis of chlorosilane. Methyltrichlorosilane and ethanol are used as raw materials, and the two are mixed in a certain proportion. In the presence of an appropriate amount of catalyst, the reaction is slow. Among them, the catalyst is mostly an organic base such as pyridine. During the reaction, attention should be paid to the control of temperature, which is generally maintained in a moderate range, and should not be too high or too low. If it is too high, the side reaction will be easy to produce, and if it is too low, the reaction rate will be slow. The chlorine atom of methyltrichlorosilane reacts with the hydroxyl group of ethanol to form methyldiethoxysilane, and at the same time, hydrogen chloride gas After the reaction is completed, the product is separated and purified by distillation and other methods to remove its impurities to obtain pure methyldiethoxysilane. The second is hydrosilylation. Methyldichlorosilane and vinyl ether are used as raw materials, and the hydrosilylation reaction occurs under the catalysis of platinum-based catalysts. The platinum-based catalysts are very active and can effectively promote the reaction. The reaction environment needs to be kept anhydrous and oxygen-free to avoid catalyst poisoning and deactivation. Methyldichlorosilane is added to the silicon-hydrogen bond and the carbon-carbon double bond of vinyl ether to generate methyldiethoxysilane. After that, a series of separation and purification operations, such as distillation, are also carried out to improve the purity of the product to meet the requirements of industrial production. These two methods have their own advantages and disadvantages. In actual production, we should choose carefully according to various factors such as the availability of raw materials, cost, and product quality.
Methyldiethoxysilane what are the precautions during use
Methyldiethoxysilane, when using, there are a number of things to pay attention to, should be kept in mind. First, this material is flammable, in case of open flames, hot topics are very easy to burn. Therefore, in the place of use, it is necessary to strictly prohibit fireworks, keep away from fire and heat sources, and prepare suitable fire extinguishing equipment to prevent accidents. When operating, explosion-proof ventilation systems and equipment should also be used to prevent all acts that may cause sparks. Second, it may be irritating to the human body. Touch the skin, or cause skin discomfort; if not carefully into the eyes, it can damage the eyes. When operating, it is necessary to wear appropriate protective equipment, such as protective gloves, safety goggles, etc. Once the skin comes into contact, it should be rinsed with a large amount of flowing water immediately; if it enters the eyes, it should be rinsed with flowing water or normal saline immediately, and seek medical attention in time. Third, methyl diethoxysilane is prone to reaction in contact with water or moisture. When storing, be sure to place it in a cool, dry and well-ventilated place, away from fire and heat sources, and keep it sealed to avoid contact with water. After taking it, the container should be sealed in time to avoid material deterioration. Fourth, during use, pay attention to ventilation and ventilation. Because of its volatile gas, it accumulates in the air, or causes environmental hazards, and is unfavorable to the human respiratory system. Ensuring smooth ventilation in the operating space can effectively reduce such risks. Fifth, at the time of transportation, it is also necessary to strictly follow the relevant regulations. It should be properly packaged and marked according to the standards of hazardous chemicals, and the appropriate means of transportation should be selected to ensure the safety of the transportation process. In short, the use of methyl diethoxysilane should be based on safety, careful operation, and follow various procedures to prevent problems before they occur and ensure personal and environmental safety.