Melamine Cyanurate Flame Retardant

Melamine Cyanurate Flame Retardant

    Specifications
    HS Code 370579
    Chemical Formula C6H6N12O6
    Appearance White powder
    Density 1.7 g/cm³
    Melting Point Above 350°C
    Solubility In Water Insoluble
    Thermal Stability Good
    Flame Retardant Mechanism Char - formation and gas - phase dilution
    Ph Value In Water Neutral
    Particle Size Distribution Fine particles
    Low Toxicity Yes

    As an accredited Melamine Cyanurate Flame Retardant factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Melamine Cyanurate Flame Retardant: 25 - kg bags for secure and convenient packaging.
    Storage Melamine Cyanurate Flame Retardant should be stored in a cool, dry, and well - ventilated area. Keep it away from heat sources, ignition points, and moisture to prevent degradation. Store in tightly - sealed containers to avoid contact with air and contaminants, ensuring its quality and effectiveness for flame - retardant applications.
    Shipping Melamine Cyanurate Flame Retardant is shipped in sealed, sturdy containers to prevent moisture and contamination. It follows strict hazardous material regulations, ensuring safe transport to destinations.
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    Melamine Cyanurate Flame Retardant Melamine Cyanurate Flame Retardant
    General Information
    Historical Development
    In the past, the use of plastics has become more and more widespread, and the number of fires has increased. It is a way for people to block flames. Bromine-based flame retardants, although effective, pollute the environment and are unfavorable to the body and mind. In turn, people love green materials, and when the opportunity comes, melamine cyanurate comes out. Its origin can be traced back to the end of the 20th century. European and American scholars painstakingly studied hydrogen bonding to obtain white powder, which can self-extinguish flames. Fame is gradually gaining, and manufacturers are competing for it. Chemical technology is gradually improving, and its particle size is controllable and well dispersed. In the 21st century, the concept of environmental protection has become more and more obvious, and many electronics, furniture and other industries are preferred. Over the past few decades, melamine cyanurate flame retardants have made a name for themselves, and their journey will be long and better.
    Product Overview
    The name of this product is Melamine Cyanurate, which is the best of synthetic flame retardants. Its quality is white as frost, the particle shape is uniform, and it is easy to disperse. Based on melamine and cyanuric acid, it melts under moderate temperature control to form a eutectic, which is heat-resistant and non-flammable. It is used in plastics, rubbers and various polymer materials, especially for the flame retardancy of engineering resins such as nylon. When heated, it can release nitrogen gas, block oxygen, and can absorb heat and decompose, slowing the spread of combustion. Its performance is stable, halogen-free and low toxicity, and it conforms to the trend of environmental protection. It is widely used in electrical, automotive, building materials, fibers and other fields. The dosage is appropriate, does not damage the mechanical strength of the product, and can be used with a variety of additives to fully demonstrate the synergistic effect, making it the preferred flame retardant material for modern industry.
    Physical & Chemical Properties
    Melamine Cyanurate is a combination of melamine and cyanuric acid. It is a white microcrystalline powder, light and fine in weight, slightly astringent in taste, and odorless. Its melting point is about 300 gradually higher, and it is insoluble in water. Organic solvents such as ethanol are also insoluble, but slightly soluble in strong acids and alkalis. Its properties are stable, and it is not easy to decompose at room temperature. When heated, it disperses and releases nitrogen. It can be flame retardant and self-extinguishing, and is converted into an inert gas to isolate oxygen. Its structure is hydrogen-bonded to form a network, which is tough and heat-resistant. It has mild chemical properties and does not react with common substances. It is neither volatile nor toxic, so it is widely used for flame retardant applications. When exposed to high temperatures, nitrogen and water are precipitated to inhibit combustion and spread. It is especially expensive in plastics, rubber, fabrics and other fields.
    Technical Specifications & Labeling
    The name of this product is melamine cyanurate, specially used for flame retardant, white fine powder, uniform particle size and stable properties. Its molecular formula is C6H9N11O3, molecular weight 273.22. The content is as high as 99.5%, the moisture does not exceed 0.2%, and the ash content is less than 0.1%. The thermal decomposition temperature is between 320 ° C and 345 ° C. It releases inert gas during decomposition, which is non-toxic in itself and environmentally friendly and pollution-free. Soluble in strong acids and alkalis, insoluble in water and organic solvents. The particle size of the product is about 10-15 microns, and the loose packing density is 0.4-0 g/cm ³. This product is often packed in a 25kg lined polyethylene bag and covered with a woven bag for moisture-proof and light-proof storage. It is widely used in plastics, resins, rubber and other materials, and can greatly improve the flame resistance grade of the product. It meets environmental protection standards such as ROHS.
    Preparation Method
    The preparation of melamine cyanurate, using melamine and cyanuric acid as raw materials, is mixed with an appropriate amount of water, stirred and mixed at a constant temperature of 60 to 80 degrees Celsius. The two dissociate into their own ions in water solubility, and then combine with each other to form a complex with hydrogen bonding. The precipitation is formed, filtered, washed with water until neutral, and then dried at low temperature to obtain a white powder, which is melamine cyanurate. The reaction sequence is simple, and the purity of the obtained product is quite high. The mechanism originates from the hydrogen bond association between the amino group and the cyanuric acid molecule in melamine, so that the two are firmly consistent, resulting in a special flame retardant effect. This method does not require an external catalyst, and can be synthesized by its own molecular action. The process is simple and suitable for large-scale production. It is used in the field of polymer flame retardancy.
    Chemical Reactions & Modifications
    Melamine-cyanurate salt is a flame retardant material. It is formed by the combination of melamine and cyanuric acid to form a white micropowder that is insoluble in water and stable. In its microstructure, hydrogen bonds are connected, layered, and heat-absorbing decomposes in case of fire, forming an inert gas, diluting flammable molecules, and forming a dense carbon layer to isolate external oxygen, so it has excellent flame retardant effect. To improve its compatibility and dispersion, modern processes or surface modification, such as silane coupling agents or organic acid treatment, make the surface of the particles coated with a pro-organic group to enhance the interaction with the polymer matrix, which can prevent agglomeration and improve mechanical properties. However, during the modification process, the reaction conditions must be carefully adjusted to avoid damaging the original flame retardant structure. In summary, melamine-cyanurate can be chemically reacted and modified to achieve its great flame retardant use.
    Synonyms & Product Names
    Melamine cyanurate flame retardant is a commonly used product in the chemical industry and is well-known in the field of burning and flame retardancy. Its synonymous names are widely circulated, such as melamine cyanurate and melamine cyanurate, all of which refer to homogeneous substances. Its externals are commonly known as Melamine Cyanurate, or MCA for short, and Melamine Cyanuric Acid Complex. There are various trade names in the market, including MCA-98, MECY, Melacure-MCA, and flame retardants MCA, MCAR, etc. Its properties are white powder, which is widely used in the modification of nylon, polyamide, electronics, home appliances and other polymer materials for flame retardancy. It has stable physical and chemical properties and is environmentally friendly, which is respected by the industry. Although the name is complex, it refers to the same origin, formula identification and procurement communication, it is advisable to distinguish the names to prevent confusion.
    Safety & Operational Standards
    Bromide flame retardant products are widely used, but Melamine Cyanurate is both functional and safe. It is necessary to handle it with caution. Where this product is stored, it must be selected in a cool and ventilated place, careful to prevent sun and rain, and do not let moisture. The device should be closed, far from the fire, and should not be mixed with oxidants and strong acids. When transporting, it should be handled lightly, and it should not be thrown away. In case of leakage, cut off the fire source first, wear gloves, masks, collect it with inert adsorbents, do not rinse it with water, put it in a special container, and then dispose of it. In the application room, wear long-sleeved work clothes and goggles to prevent skin exposure. The workshop should be equipped with exhaust air to maintain air circulation. Where you need to clean your face and hands after work, clothes should be changed immediately. Untrained people are not allowed to operate without authorization. Splash on the skin, wash it with water quickly, if it enters the eye, continue to rinse and seek medical attention. Occasionally inhaled, should be removed to fresh air. Be careful to eat and take it by mistake, and be careful to fast and drink between work. Waste liquid and packaging materials should be properly destroyed by qualified units when required by law. Record each operation, remember the dosage, time and reason in detail, record assets and wear and tear together, and prepare for a rainy day. If there is any abnormality, it will be reported to the management and cannot be concealed. In this case, there will be no danger of disaster, and the operation will be safe, and the profit will be achieved in the work.
    Application Area
    Melamine cyanurate flame retardant has stable properties and is widely used. It is white and fine in quality, insoluble in water, and has the advantages of environmental protection and high efficiency. Where plastics, rubber, fibers and other materials are flammable in case of fire, they are often needed to prevent incineration. Building insulation, electronic components, and automotive interiors all rely on its assistance to improve safety. Mixed in polymer materials such as nylon and polyester, it can significantly improve heat resistance and flame retardancy without changing its primary color. It is applied to cable coating to prevent short-circuit fires. The coating of furniture and utensils is more safe and durable. Easy to cooperate with other flame retardants to enhance the overall effect, suitable for the development of contemporary green materials. Due to the fact that melamine cyanurate flame retardant is increasingly important in all walks of life, it is also necessary for new materials.
    Research & Development
    Since ancient times, the fire has been serious and serious, and it is crucial to the safety of civilian and industrial use. Scientists then study new materials and seek ways to prevent flames. In recent years, melamine-cyanurate flame retardants have emerged in the academic world. Its ingenious combination of melamine and cyanuric acid, which combines yin and yang, makes it a warm and non-flammable product. Technicians explore its rationale, explore its mechanism, or improve its compatibility, or optimize the process, trying to significantly improve its flame retardant performance and application breadth. And consider its stability and compatibility, and have tested it in the field of polymer materials, carefully comparing it, not only seeking its effect, but also considering environmental protection and human non-toxicity. New strategies have been introduced, and the process has gradually refined. Melamine-cyanurate flame retardants have been widely favored for use in electronics and home furnishings, with great ambitions. In the future, it is necessary to consider sustainability, improve performance, and continue the road of innovation with public ambition.
    Toxicity Research
    Melamine cyanurate is also used to synthesize flame retardant compounds. It is stable in nature and is widely used between plastics and fibers to control the spread of combustion. However, in terms of its toxicity, many scholars have tried to test it through animal experiments. Oral ingestion, short-term exposure, its acute toxicity is minimal, and the LD50 value is high. However, long-term, high-dose ingestion can easily cause kidney damage, because it can crystallize in the renal tubules in the body, block circulation, and induce kidney failure, especially in young animals. Ease in the environment, slightly soluble in water, after ingestion by aquatic organisms, toxicological effects can also be seen. Although the degree is limited, the cumulative risk cannot be ignored. Human contact, mostly absorbed by the skin, rarely through the respiratory tract. Regulations require that when used, follow operating regulations to prevent inhalation and ingestion. Overall, melamine cyanurate has lower acute toxicity than other flame retardants, and environmental and chronic effects need to be carefully monitored.
    Future Prospects
    Tracing the origin of today's technology, fire-resistant materials are emerging in an endless stream, and melamine cyanurate flame retardants are both efficient and environmentally friendly, and are relied on by the industry. Its mild nature, halogen-free and clean, in line with the general trend of global green manufacturing. In the future, strong and non-toxic flame-proof materials are required in the fields of construction, electronics, and transportation, and this material has a wide range of adaptations, deep applications, and promising prospects. In the future, scientists should continue to study and refine their processes to make the particle size finer and better dispersed, which can be used for composite materials, improve product performance, and promote innovation in the new material industry. And with the tightening of regulations, the demand for environmentally friendly flame retardants has surged. With its unique advantages, melamine cyanurate flame retardants are bound to stand out among many flame retardant technologies, leading the trend of green development and achieving perfection.
    Where to Buy Melamine Cyanurate Flame Retardant in China?
    As a trusted Melamine Cyanurate Flame Retardant manufacturer, we deliver: Factory-Direct Value: Competitive pricing with no middleman markups, tailored for bulk orders and project-scale requirements. Technical Excellence: Precision-engineered solutions backed by R&D expertise, from formulation to end-to-end delivery. Whether you need industrial-grade quantities or specialized customizations, our team ensures reliability at every stage—from initial specification to post-delivery support.
    Frequently Asked Questions

    As a leading Melamine Cyanurate Flame Retardant supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.

    What are the main application fields of Melamine Cyanurate Flame Retardant?
    Melamine Cyanurate, known in Chinese as melamine cyanurate, is a wonderful product of modern chemical industry, especially known for its flame retardant performance. Its essence is the crystals precipitated by the combination of melamine and cyanuric acid, with a white texture, stable and non-flammable. In the field of material preparation, it enjoys a high reputation.
    Its main application field is polymer synthetic materials, especially nylon and engineering plastics. Nylon, known as polyamide, is widely used in electrical appliances, automobiles and even textile industries. However, nylon is self-flammable, and Melamine Cyanurate can effectively improve its flame retardant level, making it resistant to fire and non-flammable. It is widely used in the production of wire skins, electronic component shells and automotive engine parts. The plastics industry also relies on it, such as polyester, thermoplastic elastomer, polyurethane foam, etc., all rely on it to advocate safety performance.
    Secondly, it is used in the fiber field. Textiles are the source of clothing and quilts, and fire disasters are inevitable without flame retardancy. Melamine Cyanurate can be compounded with fibers to make fabrics self-extinguish in case of fire, not spread, and increase the safety of home and industrial fabrics. This makes interior fabrics, curtains, carpets, and Yuli public places to improve fire protection.
    In addition, it is also used in paints and adhesives. Building interior and exterior wall materials such as Melamine Cyanurate can delay the burning speed and slow down the spread of fire respectively. Modern electronic products often use it as a circuit board coating or component filling to cut off fire hazards. Some polymer coatings still need to have both heat resistance and insulation properties, and this product can also live up to expectations.
    There are other high-temperature sealing materials and synthetic rubber fields. Melamine Cyanurate's flame retardancy makes it a safety pioneer. Recently, new energy vehicles, rail transit, ships, aviation and other emerging technologies have all emphasized high safety, low toxicity and environmental protection materials. Melamine Cyanurate has been valued and has become an important driving force.
    Overall, Melamine Cyanurate is widely adopted in the fields of nylon, engineering plastics, fibers, coatings, adhesives, rubbers and new materials due to its high-efficiency halogen-free, thermal decomposition and release of inert gases, which is beneficial to human peace.
    How much Melamine Cyanurate Flame Retardant is generally added?
    Melamine Cyanurate, which is mild in nature, is often used in polymer materials to increase its flame retardancy. Its source is the combination of melamine and cyanuric acid, chemically reacted, white powder, stable in properties, slightly soluble in water. It is used in all kinds of plastics, especially polyamides such as PA6, PA66, etc. Its flame retardant mechanism, mainly when the flame is critical, forms an expanded carbon layer on the surface of the polymer, cuts off the contact with oxygen, so that the fire cannot spread, and releases non-flammable gases during the decomposition process to dilute the oxygen content in the flame zone, which has both physical and chemical flame retardant effects.
    As for the amount of addition, it must be appropriate according to the material and cannot be generalized. Taking ordinary nylon (such as PA6, PA66) as an example, the dosage of Melamine Cyanurate is mostly set between 15% and 25%. If you want to obtain a high flame retardant grade such as UL-94 V-0, it is appropriate to use 20% to 25%. However, if the dosage is too high, it will affect the mechanical strength, toughness and processing fluidity of the product. If it is not too high, the flame retardant effect will be difficult to meet the standard. Generally speaking, 15% can be obtained as a V-2 grade, and more than 20% can be advanced to V-0 grade. However, the specific dosage depends on the type of polymer and the compatibility of additives. It is also necessary to check the uniformity and dispersion of mixing in order to maximize its flame retardant effect.
    In addition, it is not uncommon to use it with other additives, such as talc and glass fiber, to balance the needs of mechanics and flame retardancy, and sometimes apply it with synergistic flame retardants such as phosphorus and nitrogen to benefit its flame retardant effect. However, the total amount used should not be absolutely dependent on Melamine Cyanurate, and it should be used based on factors such as physical properties, cost, and environmental protection.
    To sum up, the amount of Melamine Cyanurate used is usually between 15% and 25%. It must be adjusted according to the specific formula and target performance. Don't abuse it blindly. Only by making rational adjustments and considering factors such as compatibility with materials, molding, and weathering can the flame retardant function be achieved while maintaining the quality of the product.
    What is the Flame Retardant Mechanism of Melamine Cyanurate Flame Retardant?
    Melamine Cyanurate is a compound associated with melamine and cyanuric acid, which is commonly used in the flame retardancy of polymer materials. Its flame retardant mechanism is that during thermal decomposition, inert gases such as ammonia and nitrogen are released, which reduces the oxygen concentration in the combustion area and blocks the spread of flames. Secondly, the nitrogen and ammonia generated during the decomposition process have the effect of diluting flammable gases and cooling, which can slow down the accumulation of heat, inhibit the heating of flammable materials, and the combustion rate is also greatly reduced.
    In addition, at high temperatures, Melamine Cyanurate can form a porous coke layer. This layer is between the polymer and the external flame, and can also block the penetration of heat and oxygen to protect the substrate from flames. The formation of the coke layer is the key to fire suppression, which can effectively slow down the decomposition rate and maintain the integrity of the material structure.
    In addition, melamine in Melamine Cyanurate can further condensate to form polymers under high temperature, and release more non-flammable gases. During this process, it can decompose thermally, which can consume thermal flame energy, make the temperature drop suddenly, and is not easy to cause spontaneous combustion. Cyanuric acid can improve the thermal stability of the material, and its complexation with melamine has the function of strengthening the isolation atmosphere. The synergy between the two makes the flame retardant performance more obvious.
    From this perspective, the flame retardant function of Melamine Cyanurate is actually a combination of physical and chemical effects: both the dilution and cooling of inert gases, the protection of thermal insulation carbon layer, and the help of chemical complexation. Its mechanism is subtle and complicated, but it is ultimately the same. It is based on stability and does not burn. With this addition, the material is difficult to burn in case of fire, making it a high-efficiency flame retardant commonly used in modern polymer industries.
    How does Melamine Cyanurate Flame Retardant affect the physical properties of materials?
    Melamine Cyanurate is an organic nitrogen-based flame retardant, which is widely used in polymer materials. It is mild, halogen-free and environmentally friendly. Every time it is mixed with the material, it has several effects on the physical properties. First, the mechanical properties are slightly reduced. Melamine Cyanurate is mostly dispersed between the resin matrices in the form of fillers. If it is unevenly distributed, the interfacial bonding force will be weakened, resulting in a decrease in the tensile strength, flexural strength and impact toughness of the material to varying degrees. Secondly, the thermal properties of the material also change. Melamine Cyanurate decomposes and releases inert gas when heated, which can improve the thermal stability of the material. However, the melt fluidity is slightly reduced, which needs to be weighed in the molding process. The flame retardant principle of this material is mainly based on endothermic decomposition and the formation of a protective carbon layer, which inhibits the spread of combustion. The LOI of the material is worth increasing, but due to the influence of intermolecular action, it is common in the case of high dosage, and the internal stress accumulation of the material makes the product have defects such as warping and cracking.
    Furthermore, its hydrolysis resistance is limited. If Melamine Cyanurate absorbs moisture, it may reduce the insulation of the material, and the surface is prone to white spots, which affects the appearance and electrical properties. However, the chemical properties of this material are relatively stable, and it is harmless to light and room temperature, allowing it to be used as a flame retardant toy, electronic, electrical shell, etc. Because it does not contain halogen, it has less smoke and no corrosive gas after combustion, which is in line with the trend of environmental protection. However, if the amount is too much, the transparency and gloss of the material will also be weakened, especially for engineering plastics such as PC and PA.
    To sum up, Melamine Cyanurate can greatly improve the flame retardant performance of the material, but the physical properties are mostly lost. If it can be used in combination with tougheners and compatible agents, it can reduce its impact on the mechanical properties of the material and achieve a trade-off between flame retardant and physical properties. When choosing this flame retardant, it is appropriate to consider the formula and process comprehensively to ensure safety while maintaining excellent physical properties.
    Does Melamine Cyanurate Flame Retardant comply with environmental regulations and certifications?
    Melamine Cyanurate, known as melamine cyanurate in Chinese, is now widely used in polymer materials to add flame retardant properties. According to its nature, it is halogen-free and rarely generates toxic flue gas during combustion, which is better than phosphorus and bromine flame retardants. Many environmental protection regulations in the world, especially the European Union REACH regulations and the RoHS directive, limit the content of harmful substances and heavy metals. Melamine Cyanurate can usually meet the standards of such regulations because it does not contain heavy metals, halogens and polycyclic aromatic hydrocarbons.
    List certifications, global wide players such as UL 94 flame retardant certification, Melamine Cyanurate's materials have repeatedly won V-0 grade, indicating its excellent safety. According to the information of the European Chemicals Agency (ECHA), this substance is not included in the list of substances of very high concern (SVHC). In China, there are also products that comply with GB/T 24001, GB/T 28001 and other systems, and there are many people who practice ISO 14001 environmental management system. Today's companies adopt this flame retardant and often pass the market access inspection in Europe and the United States smoothly.
    Once again on its health and ecological impact, Melamine Cyanurate is stable under normal conditions, insoluble in water, and easy to collect and dispose of. The products of incineration are mainly nitrogen and inorganic salts, and there is no worry about persistent organic pollutants. Neither the US Environmental Protection Agency (EPA) nor the relevant departments of the European Union have designated it as a priority control object. However, it should be noted that the raw materials melamine and cyanuric acid are each within the controllable range. If the manual operation is improper, dust inhalation or long-term contact with the skin may still be unhealthy, and corresponding safeguards should be taken in the process to achieve occupational safety.
    Overall, Melamine Cyanurate flame retardant has the advantages of high efficiency, low toxicity and environmental protection. When used in plastics, rubber and other products, it can mostly meet the current environmental protection regulations and market certification requirements. If it is operated in accordance with the norms, it will be widely promoted without harming the ecological sustainable development. Compared with traditional halogen flame retardants, its environmental adaptability is much better, and the future prospects are promising.