What are the main application fields of Tris- [3- (Trimethoxysilyl) Propyl] Isocyanurate
Tris - [3- (Trimethoxysilyl) Propyl] Isocyanurate, the Chinese name is often referred to as three (3-trimethoxysilyl propyl) isocyanurate. This substance is widely used and has important applications in many fields.
In the field of construction, its effect is significant. It can be used as an additive for building sealants, which greatly enhances the bonding force between sealants and substrates. In buildings, doors, windows, curtain walls are sealed. By adding this substance, sealants can adhere more firmly to glass, metal, concrete and other materials, maintaining the sealing effect for a long time, resisting wind and rain erosion, and improving the overall waterproof and sound insulation performance of buildings.
In the paint industry, it also plays a key role. It can act as a coating adhesion promoter, allowing the coating to better adhere to the surface of the substrate. Whether it is a metal surface anti-rust paint or a wood surface decorative paint, after adding this substance, the coating and the substrate are more tightly combined, not easy to fall off, peel, prolong the service life of the coating, and improve the decorative and protective functions of the coating.
In the plastics industry, its function should not be underestimated. It can be used as a plastic modifier to enhance the compatibility between plastics and fillers. In the preparation of filled plastics, such as calcium carbonate filled polypropylene system, the addition of this substance can make calcium carbonate evenly dispersed in the polypropylene matrix, improve the mechanical properties of plastics, such as tensile strength, impact strength, etc., and broaden the application range of plastics.
Furthermore, in the field of composite materials, it is an important auxiliary agent. It can improve the interfacial bonding force between reinforcing fibers and matrix resins. Like glass fiber reinforced polyester composites, the use of this substance to treat the surface of glass fibers can strengthen the bonding between glass fibers and polyester resins, improve the mechanical properties and durability of composites, and is widely used in aerospace, automobile manufacturing and other fields that require strict material properties.
What are the physical and chemical properties of Tris- [3- (Trimethoxysilyl) Propyl] Isocyanurate
Tris - [3- (Trimethoxysilyl) Propyl] Isocyanurate is an organosilicon compound. Its physical and chemical properties are unique.
Looking at its physical properties, it may be a colorless to light yellow transparent liquid under normal conditions, which is caused by the orderly arrangement of its molecular structure and uniform scattering of light when passing through. It has low viscosity and good fluidity. It can be easily dispersed and mixed in many application scenarios, such as in paints, adhesives, etc., which can help the material to be evenly distributed.
As for chemical properties, the compound is rich in siloxane bonds (Si-O-Si) and isocyanurate ring structures. Siloxane bonds endow it with excellent weather resistance. Under the action of the external environment, it can effectively resist chemical reactions such as oxidation and hydrolysis, and has strong stability. The isocyanurate ring enhances its thermal stability and mechanical properties. The methoxy group (-OCH) of this compound is reactive and can condensate with hydroxyl-containing substances to form a strong chemical bond, thereby constructing a complex three-dimensional network structure. And because of the presence of silicon atoms in the structure, the surface energy of the material can be low, showing hydrophobic characteristics, and its affinity for water and polar substances is reduced. Therefore, it is effective in waterproof, anti-fouling and other fields.
To sum up, Tris - [3 - (Trimethoxysilyl) Propyl] Isocyanurate has a wide range of applications in materials science due to its unique physical and chemical properties.
What are the precautions for Tris- [3- (Trimethoxysilyl) Propyl] Isocyanurate during use?
Tris - [3- (Trimethoxysilyl) Propyl] Isocyanurate is a special chemical substance. When using, many matters must be paid attention to.
First, it is related to storage. This substance should be placed in a dry and cool place, away from fire and heat sources. Due to its chemical properties, heat may trigger a reaction, cause it to deteriorate, and affect the use effect. If stored in a humid environment, it may be hydrolyzed by moisture, reducing the activity.
Second, when using, the dose should be strictly controlled. Excessive use, instead of improving the expected effect, may lead to side reactions. Because the substance has specific reactivity, improper dosage, or the reaction is out of control, affecting the quality of the product.
Third, safety protection must not be ignored. When operating, it is advisable to wear appropriate protective equipment, such as gloves, goggles, etc. Because it may be irritating to the skin and eyes, if you come into contact accidentally, you should immediately rinse with a lot of water and seek medical attention according to the situation.
Fourth, you must also be cautious about mixing and compatibility. When mixing with different chemicals, you need to know their compatibility in advance. Otherwise, there may be a chemical reaction that generates adverse products or even causes danger.
Fifth, the reaction conditions must be precisely controlled. Temperature, pH and other conditions have a great impact on the reaction process and product characteristics. Appropriate reaction conditions can make the substance play the best effect.
What are the synthetic methods of Tris- [3- (Trimethoxysilyl) Propyl] Isocyanurate
For Tris - [3- (Trimethoxysilyl) Propyl] Isocyanurate, there are various methods for synthesis. One method is to first take an appropriate amount of 3- (Trimethoxysilyl) Propyl reagent and place it in a clean container. This device needs to be treated with water and impurities to maintain the purity of the reaction environment. Then slowly add equal or slightly excessive amounts of Isocyanuric acid. In this process, it is recommended to stir gently to make the two fully mixed.
The temperature of the reaction is very important, and it is often controlled in a moderate range, about 50-80 degrees Celsius. Do not make it too high or too low. If it is too high, side reactions will be plentiful, and if it is too low, the reaction will be slow and take a long time. At this temperature, the reaction takes several hours, during which the progress of the reaction can be monitored by thin-layer chromatography (TLC) to observe the consumption of raw materials and the formation of products.
When the reaction is asymptotically complete, the reaction mixture is cooled to room temperature. Then, a suitable solvent is extracted, commonly used such as ethyl acetate, dichloromethane, etc. After multiple extractions, the organic phases are combined. Then the water in the organic phase is removed with a desiccant such as anhydrous sodium sulfate, and it is left to stand for a while to allow the desiccant to fully function.
After that, the desiccant is filtered out, and the filtrate is distilled under reduced pressure to remove the solvent. The remaining product, or crude product, needs to be further purified. The purification method can be obtained by column chromatography. Appropriate silica gel column is selected. The mixed solvent such as n-hexane-ethyl acetate is used as the eluent. After elution, collection, concentration and other steps, the pure Tris- [3- (Trimethoxysilyl) Propyl] Isocyanurate product can be obtained.
Another method is to promote its synthesis by catalytic reaction. Specific catalysts, such as organic base catalysts, can be used to catalyze the reaction of 3- (Trimethoxysilyl) Propyl with Isocyanuric acid under mild reaction conditions. The amount of catalyst needs to be precisely regulated, and the catalytic effect is not good at least, and many may lead to side reactions. According to this method, it is also necessary to closely monitor the reaction process and adjust the reaction conditions in a timely manner to achieve the purpose of efficient synthesis.
What are the advantages of Tris- [3- (Trimethoxysilyl) Propyl] Isocyanurate compared to other similar products?
Tris - [3- (Trimethoxysilyl) Propyl] Isocyanurate is a unique silicone compound with significant advantages over other similar products.
This compound has excellent hydrolytic stability. In humid environments or contact with moisture, many similar products are prone to hydrolysis and deterioration of performance, but Tris - [3- (Trioxmethysilyl) Propyl] Isocyanurate has a special molecular structure, slow hydrolysis rate, and can maintain stable performance for a long time. It is suitable for applications with high humidity or long-term contact with water, such as underwater coatings, adhesives in humid environments, etc.
Furthermore, its reactivity is very good. The intra-molecular isocyanurate ring and trimethoxysilane group enable it to chemically react with the surface of a variety of materials, such as forming strong chemical bonds with the hydroxyl groups on the surface of inorganic materials, which greatly enhances the adhesion to inorganic materials. It can significantly improve the bonding strength between materials in the fields of composite material preparation and surface modification, so that the properties of composites can be optimized.
And its thermal stability is excellent. In the face of high temperature environment, many similar products may decompose or degrade in performance, while Tris - [3 - (Trimethoxysilyl) Propyl] Isocyanurate can maintain structure and performance stability at higher temperatures. It is suitable for high temperature processing or high temperature service material systems, such as high temperature coatings, heat-resistant composites, etc., to broaden the temperature range of materials.
In addition, it also performs well in improving the chemical resistance of materials. It can form a dense and stable protective layer on the surface of the material, effectively blocking chemical attack, improving the material's resistance to acid, alkali, solvent and other chemical media, and prolonging the service life of the material.