What is the chemical structure of 3-Methacryloyloxypropyltriethoxysilane?
3-Methacryloxypropyltriethoxysilane has a particularly delicate chemical structure. This compound mainly contains silicon atoms, one side is connected to triethoxy, the other side is connected to propyl, and the end of propyl is connected to methacryloxy.
Looking at its structure, the silicon atom is the core, which is like the master of the center, which controls the characteristics of this molecule. For triethoxy, there are three ethoxy groups (-OCH ² CH 🥰), all of which are based on silicon and distributed radially. In ethoxy, the oxygen atom is covalently bonded to the silicon atom, while the ethyl group is a flexible hydrocarbon group, which can impart certain solubility and steric resistance effects to the molecule.
Propyl is a genus of carbon chains, composed of three carbon atoms connected in sequence by a single bond. One end is connected to the silicon atom, which is like a bridge, connecting the silicon atom to the methacryloxy group. The presence of propyl elongates the molecular chain, affecting its flexibility and hydrophobicity.
As for methacryloxy, it is composed of methyl (-CH 🥰), double-bonded carbon and acyloxy (-COO -). Double-bonded carbon gives molecules reactivity and can participate in many addition reactions, especially the key check point of polymerization, which can connect molecules to each other to form a polymer network. Acyloxy groups add molecular polarity and affect their interaction with other polar substances. With such a structure, 3-methacryloxypropyltriethoxysilane has both organic and inorganic properties, and is widely used in materials science and other fields. It can play a unique role in material modification and interface bonding.
What are the main uses of 3-Methacryloyloxypropyltriethoxysilane?
3-Methacryloxypropyl triethoxysilane, which is one of the most important silicone coupling agents. It has a wide range of uses, let me come one by one.
In the field of composite materials, it plays a significant role. In glass fiber reinforced plastics, it can build a solid bridge between glass fibers and resins. The surface of glass fibers is mostly polar, while resins are mostly non-polar, and the affinity between the two is poor. One end of this silane coupling agent can be tightly combined with the hydroxyl group on the surface of glass fibers through chemical reaction, and the other end can participate in the resin polymerization reaction, which enhances the interfacial bonding force between the two, improves the mechanical properties of composites, such as strength and toughness, and makes the material more durable.
In the coating industry, it is also indispensable. After addition, it can improve the adhesion of the coating to the substrate. For example, when coating a metal surface, it can first interact with the metal surface, and at the same time, it can cross-link with the organic components in the coating, so that the coating adheres more firmly to the metal surface, is not easy to fall off and peel, and can also enhance the water resistance, corrosion resistance and other properties of the coating, and prolong the service life of the coating.
In the field of adhesives, it also plays an important role. It can improve the bonding effect between the adhesive and the adhesive. Whether it is bonding plastics, rubber or metals and other materials, it can play a coupling role at the interface, improve the adaptability and bonding strength of the adhesive to different materials, ensure that the bonding part is firm and reliable, and can maintain good performance in various environments.
In summary, 3-methacryloxypropyltriethoxysilane has become a key additive for improving material properties and optimizing product quality in many industrial fields due to its unique chemical structure and properties.
What are the physical properties of 3-Methacryloyloxypropyltriethoxysilane?
3-Methacryloxypropyltriethoxysilane is one of the organosilicon compounds. It has unique physical properties and is widely used in various fields.
Looking at its physical properties, it is mostly colorless and transparent to yellowish liquid under normal conditions. This property makes it easy to disperse and mix in many systems. Its odor is light and volatile, so it can reduce the impact on the environment and operators when operating.
Discusses solubility, which is soluble in most organic solvents, such as alcohols, ketones and aromatics. This solubility allows it to be fused with different organic materials to expand its application range. For example, in the preparation of coatings, it can be miscible with resins and other components to improve the performance of coatings.
Its boiling point is quite high, about 255 ° C, which makes it stable in high temperature environments. In some processes that require high temperature treatment, such as the preparation of high temperature curing coatings, 3-methacryloxypropyltriethoxysilane can maintain a stable chemical structure and exert its due effectiveness.
Furthermore, its density is about 0.985 - 0.995g/cm ³, which is a moderate density, which is conducive to regulating the density of the system during formulation design and is of great significance in the field of composite preparation. At the same time, it also has a low surface tension, which can effectively improve the surface wettability of materials and enhance the bonding force between different materials. It has a significant application effect in the field of adhesives and composites.
3-Methacryloyloxypropyltriethoxysilane what are the precautions during use
3-Methacryloxypropyltriethoxysilane, this is a kind of silicone coupling agent. When using it, many matters need to be paid attention to.
First, safety. This agent is irritating and touches the skin, eyes, or causes discomfort or even damage. Therefore, when using, it is necessary to wear suitable protective equipment, such as gloves, goggles, protective clothing, etc., to prevent contact. If it is accidentally touched, rinse it with plenty of water as soon as possible, and seek medical attention if necessary.
Furthermore, it is sensitive to humidity. It is easy to hydrolyze and condense in contact with water, resulting in reduced activity. Store in a dry place and keep it sealed. After opening the package, it should be used up as soon as possible; if it cannot be used up, it should be tightly sealed to prevent moisture.
In use, it is crucial to accurately control the dosage. If the dosage is too small, it is difficult to achieve the expected coupling effect; if it is too much, it may cause the performance of the system to deteriorate. The optimal dosage should be determined by experiments according to specific application scenarios and needs.
In addition, due to the high reactivity, it is necessary to pay attention to the reaction conditions. Temperature, pH value and other conditions can affect the reaction process and effect. Usually, the reaction conditions need to be carefully adjusted according to specific reaction requirements to obtain good results.
When mixing, also pay attention to uniformity. Whether it is mixed with the polymer matrix or when treating the surface of the filler, it is necessary to ensure that it is evenly dispersed, so that the coupling effect can be fully exerted and the material properties can be uniformly improved.
What is the market price range for 3-Methacryloyloxypropyltriethoxysilane?
3-Methacryloxypropyltriethoxysilane, the price in the market often varies depending on the quality, source, and purchase quantity. According to the ancient saying in "Tiangong Kaiwu", the price of this product is so wide that it is difficult to generalize.
If you buy a small amount and the quality is high, it may cost hundreds of yuan per kilogram. This is because of its fine preparation, complicated processes, and exquisite raw materials, so the price is high. However, if you buy in bulk and buy directly from the manufacturer, the price will be better if you buy in large quantities, and the price may be reduced to about 100 yuan per kilogram. Due to the efficiency of scale, the cost will be reduced, and the price will also be reduced.
If there is a slightly inferior quality, the price may be lower. It is suitable for non-demanding uses, in general industrial scenarios, and can meet their needs. Such products, per kilogram or tens of yuan, can meet part of the basic needs, and the price is close to the people, which is chosen by many industry players.
There are many merchants in the city, and the competition is also fierce. Each merchant is to attract customers, and often uses price as bait. Therefore, if you want to get affordable prices, you should look for sources widely, more than others. Or when the transaction is prosperous, such as e-commerce promotion, industry exhibitions, you can get discounts and discounts, and the price is more affordable. In this way, you can get the right price of 3-methacryloxy propyl triethoxysilane in the city.