High Efficient Red Phosphorus Masterbatch

High Efficient Red Phosphorus MasterBatch

    Specifications
    HS Code 767491
    Flammability Excellent flame retardancy
    Thermal Stability Good thermal stability
    Color Red color
    Particle Size Controllable particle size
    Dispersion Good dispersion in matrix
    Chemical Resistance Resistant to certain chemicals
    Mechanical Property Impact Minimal impact on mechanical properties
    Uv Resistance Moderate UV resistance
    Storage Stability Good storage stability
    Environmental Friendliness Relatively environmentally friendly

    As an accredited High Efficient Red Phosphorus MasterBatch factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing High - Efficient Red Phosphorus MasterBatch: 25 - kg bags for packaging.
    Storage High - Efficient Red Phosphorus MasterBatch should be stored in a cool, dry, well - ventilated area away from direct sunlight. Keep it isolated from oxidizing agents, heat sources, and open flames. Store in a tightly - sealed container to prevent moisture absorption and contact with air, which could potentially lead to degradation or reactivity issues.
    Shipping High - Efficient Red Phosphorus MasterBatch is shipped in well - sealed containers to prevent moisture and oxidation. Special care is taken during transit due to its chemical nature, ensuring compliance with hazardous material shipping regulations.
    Free Quote

    Competitive High Efficient Red Phosphorus MasterBatch prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615380400285 or mail to sales2@liwei-chem.com.

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    Tel: +8615380400285

    Email: sales2@liwei-chem.com

    High Efficient Red Phosphorus MasterBatch High Efficient Red Phosphorus MasterBatch
    General Information
    Historical Development
    High-efficiency red phosphorus masterbatch originated in the prosperous era of chemical industry. Originally born as flame retardant, red phosphorus has been known to the world since the middle of the 19th century, but its direct application is often due to its insoluble and flammable disadvantages, which is difficult to popularize. And in the 20th century, science advanced day by day, and insightful people explored its modification. At the beginning, the red phosphorus particles were mixed with the resin matrix by coating technology, which was both moisture-proof and easy to disperse. Later generations innovated the layer, refined the particle size, and selected a variety of carriers, which greatly increased the performance. Today's red phosphorus masterbatch is both efficient and flame retardant, and environmentally friendly and safe. It is widely used in plastics, electronics, and building materials. This product is the product of both scientific and technological progress and environmental protection needs. Although it has been decades, it has changed gradually, showing the way of chemical development.
    Product Overview
    High Efficient Red Phosphorus MasterBatch is an advanced flame retardant additive in the field of polymer materials. It takes high-efficiency red phosphorus as the core, supplemented by a special carrier, and is refined and synthesized by scientific process. The particle size is uniform and the dispersion is good. It is stable and resistant to high temperature, and has no precipitation during processing, so it is widely suitable for PP, PE, PA and other types of resins. Its flame retardant performance is significant, the amount of addition is small and the performance is outstanding, which can effectively improve the safety level of the product, and has little impact on the material color. This product does not contain halogen, is environmentally friendly and non-toxic, and conforms to the trend of green development of the times. It is also easy to store, transport and measure, and is easy to construct, suitable for the needs of automated production. Tai is widely respected by the industry for its industrial use, and is sincerely the best choice for high-end flame retardant materials
    Physical & Chemical Properties
    High Efficient Red Phosphorus MasterBatch, the color is red as Zhu, the quality is fine and uniform, the grain shape is round and smooth, and the surface is bright. Its properties are firm but not broken, and it is always a solid phase at room temperature, and biochemical transformation begins when heated to more than 600 degrees Celsius. Slightly soluble in multiple organic solvents, insoluble in water, with polymer resin as the carrier, evenly dispersed, easy to process. Chemical stability, not easy to spontaneous combustion, different from the explosive of yellow phosphorus, neither corrosion nor odor. Mixed with polymer materials, it can withstand high temperature without decomposition, and is compatible with inorganic fillers, antioxidants, etc. It has high flame retardant properties, and can generate a phosphoric protective layer in case of fire, isolating oxygen and preventing combustion from spreading. The chemical structure is stable, does not react with common acids and bases, and is stored and transported for a long time without change.
    Technical Specifications & Labeling
    The high-efficiency red phosphorus masterbatch has the characteristics of dark red particles, solid texture, insoluble in water, and excellent flame retardant properties. Its main material red phosphorus content reaches 50%, and the carrier is mostly polyolefin, with uniform particle size and spherical or columnar shape. Good dispersibility, easy to mix evenly in plastics, rubber and other substrates. The melting temperature is between 180 and 210 degrees Celsius. The product moisture content does not exceed 5/1000, the content of volatile organic compounds is very low, and the thermal stability is good. The packaging adopts double-layer composite bags, each bag has a net weight of 25 kilograms, sealed storage, which can prevent moisture and oxidation, and is suitable for storage in a cool place at room temperature. The label indicates the batch number, production date and supplier information, which is convenient for traceability and acceptance. It is suitable for flame retardant modification of nylon, polyolefin and other polymer materials, and is widely favored by the industry.
    Preparation Method
    Take high-purity red phosphorus, and polyolefin-based resin as the main material, supplemented by dispersants, stabilizers and flame retardant synergist, and mix according to a certain proportion. First, the red phosphorus is coated on the surface in a micro-powder form to prevent oxidation, and then fused with the resin. Feed in a closed melt extruder, stir at high temperature, so that the red phosphorus is uniformly dispersed in the resin matrix. During this period, an appropriate amount of inorganic catalyst can be added to promote the formation of a synergistic interface between the red phosphorus and the substrate surface, enhancing the flame retardant activity. After cooling, high-efficiency red phosphorus masterbatch is obtained by granulation. The reaction steps follow the sequence of surface coating, mixing and dispersing, melt copolymerization, and cooling granulation. The catalytic mechanism is that the inorganic catalyst induces the exposure of active groups on the surface of red phosphorus, improves doping efficiency, and inhibits oxidation side reactions. The final product has uniform color and excellent flame retardancy.
    Chemical Reactions & Modifications
    The essence of high-efficiency red phosphorus masterbatch is that the red phosphorus particles are coated with polymers or polymeric resins on the surface, resulting in good stability and dispersion. During the chemical reaction process, red phosphorus is naturally active and easily combines with oxygen to form phosphoric acid. However, with the help of special coating modification technology, the red phosphorus particles and the coating agent are combined by covalent bonds, hydrogen bonds or van der Waals forces to block the erosion of water and air. Mixing in the polymer matrix, red phosphorus can be uniformly distributed, improving flame retardancy and significantly reducing the risk of precipitation. The modification method is not limited to physical mixing, but also involves chemical grafting, coupling agent treatment and other methods. The final masterbatch has compatibility, fluidity and thermal stability, and can be widely used in the flame retardant modification of engineering plastics and polymer materials to ensure product performance and safety.
    Synonyms & Product Names
    For high-efficiency red phosphorus masterbatch, there are also high-efficiency red phosphorus flame-retardant masterbatch, red phosphorus flame-retardant masterbatch, high-quality high-concentration red phosphorus-based flame-retardant colloidal granules, high-efficiency red phosphorus concentrated granules, etc. Or marked with English words: High Efficient Red Phosphorus Masterbatch, also abbreviated as HERP MB, High-Concentration Red Phosphorus MB, etc. Its use is similar, all take the flame retardant properties of red phosphorus, supplemented by a highly dispersed carrier to make a masterbatch, which is suitable for flame retardant addition of plastics, rubber and other materials. Or show it in general terms such as red phosphorus masterbatch, red phosphorus flame-retardant plastic granules, etc. It is clear that its main body is red phosphorus, not mixed with other things. However, looking at the major brands, there are also brands to highlight, such as Lanny, Hi-Tech, etc., and the word efficient is listed before it to show outstanding performance. Although the names are similar, they refer to the same thing. They are all the best materials for adding flame and suppressing combustion. Choose as needed, and the title will change at will, unconventional.
    Safety & Operational Standards
    High-efficiency red phosphorus masterbatch, the essence of chemical products, but its unique performance, must be careful when involved. Its nature is flammable in case of fire, and it generates smoke when heated. It should be stored in a cool and dry place, protected from light and heat, moisture-proof and pressure-proof. Before use, it must be checked that it is packaged and solid, without damage and leakage, and cannot be mixed and stored with acids, alkalis and oxidizers. After unsealing, peel it open lightly, take it slowly, and do not throw it vigorously to avoid powder particles flying away. When operating, you should wear protective gloves, dust masks, safety goggles, etc., to protect your skin and prevent inhalation of fine dust. If it occasionally touches the eyes or skin, rinse with water immediately. If you feel unwell, seek medical attention immediately.
    The operating place must be well ventilated to prevent the disaster of dust accumulation. In case of accidental scattering, do not clean it with dry brush or high-pressure airflow. It is advisable to wet a small amount first and then put it in a special waste bag with a dust-proof sweeper for proper disposal. If the work is interrupted, the lid of the tank must be tightly closed. After the tool is used, wash it immediately to prevent phosphorus accumulation. It is forbidden to operate near fire sources, heat sources, and electric sparks. In case of fire, do not extinguish it with water. It should be extinguished with dry sand, carbon dioxide, and special fire extinguishers, evacuated from unrelated people, etc., to prevent smoke poisoning.
    During transportation, it must be placed smoothly, not overturned, not exposed to the sun and rain, and not mixed with corrosive, explosive, and flammable substances. Those who handle it should be familiar with the nature of this product, know the essentials of its protection, and practice safe operation every day. Everything is meticulous, and always think about the importance of regulations. If you have any questions, don't be arbitrary, ask a special person, and don't take chances and violate the rules. Only by abiding by the operating norms can you protect your wealth and make a profit for a long time.
    Application Area
    Red phosphorus masterbatch is highly efficient and can be applied in many fields. Its flame retardant properties are used in plastics, rubber, and fiber products, especially electrical shells, automotive parts, and electronic components. It can also be spun on fibers to increase their safety, so that quilts and curtains are guaranteed. Building materials, such as pipes and plates, are protected by them, and they can self-stop in case of fire and keep people safe. See also for cable cladding to avoid the risk of fire. However, its halogen-free and low-smoke, suitable for environmental protection needs, and promoted in modern industry, which not only complies with safety regulations, but also benefits people's health. Red phosphorus masterbatch, such as its wide application, all highlights its high efficiency and practicality, and has outstanding achievements in various materials.
    Research & Development
    High-efficiency red phosphorus masterbatch, the leader of new materials. In the past, red phosphorus was mostly applied in powder form, but it was unevenly dispersed, prone to agglomeration, and had the risk of explosion. Today, craftsmen have studied it carefully, and the red phosphorus has been coated and modified, mixed with a carrier resin, and extruded at high temperature to make a masterbatch. In this way, the masterbatch is evenly dispersed, the thermal stability is greatly increased, and the hidden danger of explosion is also greatly reduced. In recent years, research and development has focused on improving its flame retardant efficiency, reducing the amount of addition, and not damaging the performance of the substrate. Or introducing nano-additives to increase its synergistic effect, or modifying the coating to resist moisture and prevent oxygen. Widely used in plastics, rubber, fiber industries, not only extending the life of the material, but also ensuring personal safety. The production method and ratio, keep improving, and the process is improving day by day. The high-efficiency red phosphorus masterbatch is at the top of flame retardant technology. On the road of research and development and application, the prospect is wider and wider.
    Toxicity Research
    The high-efficiency red phosphorus masterbatch is a new material in this world. It is used for flame retardant technology. It is carefully proportioned. Red phosphorus and resin are combined, and the shape is uniform, which is easy to process. However, its toxicity is of concern to the public. After experiments, rats were used as experimental subjects. After ingestion, skin contact and inhalation, red phosphorus itself is still low toxicity, but naked phosphorus can produce phosphine in contact with moisture, which is very toxic. The masterbatch is wrapped in resin to isolate air and moisture. Phosphine is not easy to generate, and the toxicity is greatly reduced. Investigations have been conducted on inhaling particulates for a long time, and there is no sign of acute poisoning, only high concentrations or respiratory irritation. Skin contact, no serious reaction, except for those who are extremely sensitive or have mild inflammation. Overall, its toxicity, under proper disposal, the risk is minimal, but if the operation is not careful, it is still advisable to be vigilant and protected to ensure complete safety.
    Future Prospects
    High-efficiency red phosphorus masterbatch is used for flame retardant technology. It has excellent performance, uniform dispersion, excellent thermal stability, and is safer and more environmentally friendly than traditional red phosphorus. Looking at today's technology with each passing day, the material field is seeking innovation. High-efficiency red phosphorus masterbatch is widely used in industry, construction, automotive, electronics and other fields because of its high-efficiency flame retardant, low additive amount and simple process. If it cooperates with the green and low-carbon trend, it will surely bring forth new ones in the future, and combine it with new materials such as bio-based and degradable materials to achieve a win-win situation of high-efficiency flame retardancy and environmental friendliness. Its wide application and export to the ocean will boost the prosperity of China's new material technology and become an indispensable tool in the global flame retardant material field. Looking to the future, there must be more scientific researchers dedicated to tackling key issues to further improve its performance and lead the trend of material revolution.
    Where to Buy High Efficient Red Phosphorus MasterBatch in China?
    As a trusted High Efficient Red Phosphorus MasterBatch 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 High Efficient Red Phosphorus MasterBatch 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 High Efficient Red Phosphorus MasterBatch?
    High-efficiency red phosphorus masterbatch is an important material of modern flame retardant technology. It is famous for its high dispersion and excellent flame retardant performance. Today, discuss its application field and briefly describe the number of ends.
    High-efficiency red phosphorus masterbatch is widely used in flame retardant modification of polymer materials. Plastic products, flame resistance is the first requirement. In the automotive industry, interior parts, engine covers and electrical components all need flame retardant properties to ensure safety. Red phosphorus masterbatch is blended with thermoplastics such as polypropylene and polyethylene to make parts, which not only maintains mechanical strength, but also adds excellent flame retardancy. It is a powerful tool for treating fire hazards. It is especially important in the field of electronics and electrical. Cable sheathing, junction boxes, and switch panels all need to be strictly prevented from short-circuit spontaneous combustion. Modified with red phosphorus masterbatch, it does not damage the flexibility of the cable, and is flame-proof and non-dripping, ensuring the safety of equipment operation.
    In the construction field, red phosphorus masterbatch is also indispensable. Wall insulation materials, pipe coatings, floor substrates, mostly highly dispersed red phosphorus masterbatch is used as a flame retardant addition. When ablated, phosphorus is released into a tannic acid carbon layer, which effectively curbs the spread of fire. Furniture panels are also commonly used to increase fire efficiency and stabilize the room.
    Textile fiber applications can also be seen. Polyester, nylon and other synthetic fibers, modified by red phosphorus masterbatch, sew curtains, carpets, clothing, all have good flame retardant toughness. Fabrics needed in public places, especially to ensure the safety of the public. Packaging materials for electronic components are also given a high flame retardant level by high-efficiency masterbatch to avoid disasters due to short circuits.
    In addition, in high-safety fields such as military industry, aviation, and rail transit, high-performance composites are prepared with red phosphorus masterbatch to resist high-temperature open flames. Its environmentally friendly and halogen-free characteristics are also favored by developed regions such as Europe, America, and other regions.
    In short, high-efficiency red phosphorus masterbatch is widely used in plastics, electronics, electrical, building materials, textiles, and many other fields due to its high-efficiency flame retardant, easy processing, and environmentally friendly advantages. It has made outstanding contributions to the safety of modern industrial and civilian facilities.
    What is the addition ratio of High Efficient Red Phosphorus MasterBatch?
    Efficient red phosphorus masterbatch is a commonly used flame retardant auxiliary in modern polymer materials, and is widely used in plastics, rubber and electrical materials. Its mild properties and flame retardant effect are significant, which can not only suppress smoke and reduce toxicity, but also improve the physical properties of the material. In the actual preparation process, the amount of masterbatch depends on the type of matrix and the requirements of flame retardant grade. If used in polypropylene, polyethylene, nylon and other materials, the recommended addition ratio often depends on the product properties and flame retardant requirements.
    If the material is required to pass the UL94 V-0 standard, the red phosphorus content in the masterbatch usually accounts for about 40% to 50% of the overall mass; and the addition ratio of the masterbatch is mostly 5 to 10% of the total mass of the plastic. If the flame retardant requirements are slightly lower, it should be reduced to about 3%. However, the specific dosage still needs to refer to the actual content of red phosphorus in the masterbatch. If the content of red phosphorus in the high-efficiency red phosphorus masterbatch is high, the amount of red phosphorus added can be reduced accordingly. Otherwise, it needs to be increased as appropriate to achieve the required flame retardant level. However, although the red phosphorus masterbatch is highly efficient, attention should be paid to its dispersion and compatibility. It is appropriate to cooperate with various additives to improve its performance.
    Those who apply the high-efficiency red phosphorus masterbatch should test the sample first to show the best dosage. It is also necessary to prevent its uneven dispersion, so the performance is difficult to guarantee. Although the red phosphorus masterbatch can improve safety, excessive amounts can easily cause the mechanical properties of the material to decline, and the processing temperature should not be too high to prevent phosphorus precipitation from When combined with organic polymers in plastics, a dense porous structure can be formed at the beginning of combustion, which blocks oxygen, slows down decomposition, and improves flame retardant efficiency.
    As for the addition method, extrusion, injection molding and other processes are often used to mix into the matrix to ensure uniform distribution. If shared with synergistic agents, the flame retardant efficiency can be further improved and the total dosage can be reduced. In this way, the product can take into account flame retardancy, mechanics and durability. Although the dosage of red phosphorus masterbatch can be determined according to experience and reference standards, the actual test shall prevail to achieve the best. However, although the high-efficiency red phosphorus masterbatch is excellent, it needs to be comprehensively considered according to different material properties, processing technologies, and product uses. The dosage cannot be generalized. Only experimental verification and practical accumulation are the best policies.
    How is the flame retardant effect of High Efficient Red Phosphorus MasterBatch?
    The high-efficiency phosphorus masterbatch is mainly composed of phosphorus, which is highly dispersed and refined, and adds flame retardancy to the polymer material. Its properties are determined, and it is used in plastics, solidification, and multi-fat, which is widely used in the fields of plastics, appliances, automobiles, building materials, etc. The phosphorus masterbatch is uniform in grains, which is easy to mix and mix, and overcomes the drawbacks of phosphorus powder that is easy to absorb and oxidize, poor dispersion, powder and so on. It is the first to demonstrate its technology.
    Phosphorus is usually flame retardant, and it can generate dense polyphosphoric acid on the surface of the material. This form is like a barrier, which connects flammable materials with oxygen, inhibits energy, and burns. The same way, phosphorus decomposes and reacts, inhibits flammable powder, and effectively reduces flame spread. The high dispersion technology of the phosphorus masterbatch makes it distributed in the micro-substrate, and the flame retardant effect is increased, which can improve the flame retardant performance of the material such as UL94 V-0. Compared with the flame retardant of the raw material, the phosphorus masterbatch is low-corrosion, low-toxicity and low-toxicity, so as to ensure safety and make its use area more efficient.
    The flame retardant mechanism of the high-efficiency phosphorus masterbatch: the first condensed phase is protected, the second phase is inhibited, and the heavy-weight system makes the polymer material spread in case of fire, and the flame is rapidly self-extinguishing. Especially, the need for fire protection is particularly important for the packaging and the external parts of the raw material. And the amount of this masterbatch is low, the physical properties of the material are very small, and it is not easy to form and process.
    If the flame retardant effect of high-efficiency phosphorus masterbatch is not only effective in flame retardancy, but also maintains the original properties of the material without harming the environment, which is worthy of the current flame retardant technology. However, the use of the formula is still determined by the use of the material, and the use of it can be developed with care.
    What should be paid attention to in the storage and transportation of High Efficient Red Phosphorus MasterBatch?
    The high-efficiency red phosphorus masterbatch is extremely sensitive in chemical products. Its flammable and explosive, photophobic and moisture-proof, contact with air or high temperature action, easy to deteriorate, so storage and transportation must be cautious. The storage method should choose a cool and ventilated room, strictly prohibit exposure to hot sun, and should not be near fire sources. The temperature in the warehouse should be kept constant at room temperature, the humidity should be low, and it should not be damp. Each masterbatch should be placed in a sealed vessel to keep it isolated from the outside air and prevent its moisture absorption from failing. The packaging bag should be made of anti-static material, and it should be intact, tightly sealed, and should not leak. Store it on a dry wooden frame, and do not let it be directly connected to the ground to avoid ground gas immersion.
    When storing the masterbatch, do not store it with oxidants, strong acids, flammable and explosive substances and other toxic chemicals. It must be divided into separate cabinets and clearly marked. Warehousing personnel should be on duty with a certificate, abide by the operating rules, and take protective equipment. If they are accidentally dumped, they should be cleaned up as soon as possible, ventilated in time, and the waste materials should be disposed of in accordance with regulations.
    When transporting, check whether the packaging is damaged before loading. The means of transportation should be clean and dry, and handled with care during the transportation process to prevent heavy pressure from being thrown. During the barge transportation, waterproof and moisture-proof measures should be perfected. In case of extreme weather such as rainstorm and snow, a waterproof canvas must be covered to prevent rain from soaking in snow and melting. In case of long-distance transportation, regularly inspect the loading status to prevent leakage and fire. In case of an accident, the driver should quickly report and deal with it according to the emergency plan.
    In summary, in order to ensure the quality of high-efficiency red phosphorus masterbatch, its storage and transportation should not be careless. Safety-based, strict adherence to norms, and careful handling of all matters can avoid accidents in the first place, and ensure the safety of production and the peace of the environment.
    What are the advantages of High Efficient Red Phosphorus MasterBatch compared to other flame retardants?
    The high-efficiency red phosphorus masterbatch is an advanced product of flame retardant technology in modern materials science. Examining its origin, red phosphorus is a kind of phosphorus, with stable texture and no poison and instability of yellow phosphorus. It has been used for flame retardant for a long time. However, in the past, when red phosphorus powder was applied to polymer materials alone, it was commonly used for uneven distribution, easy to melt, and easy to escape during processing, which endangered the work of the operation. With the development of masterbatch technology, red phosphorus is embedded in a polymer carrier to make granules, which can overcome the drawbacks of the past and make the flame retardant performance better.
    Its advantages are detailed as follows: First, it is evenly dispersed. The red phosphorus particles in the masterbatch are fine and dense, and the package is dense. It can be uniformly dispersed in the matrix of plastic or rubber, which is significantly improved in flame retardancy and has no risk of agglomeration. Both are safe and environmentally friendly. Red phosphorus is inherently safe in the air and starts to ignite when exposed to high temperature, while the masterbatch is covered with a polymer coating to isolate air and moisture, which can greatly inhibit the reaction caused by phosphorus oxidation and moisture absorption. It is safe for storage and transportation, and has no halogen precipitation, and has little impact on the environment. Three, excellent thermal stability. The masterbatch is resistant to high temperature during processing, is not easy to decompose, and does not fail in the process of high temperature extrusion and injection molding, so it is suitable for a variety of polymer materials such as polypropylene, polyethylene, PA, etc. Four, wide applicability and good compatibility The red phosphorus masterbatch can be used in conjunction with various resins, and the flame retardant efficiency is continuous and stable, without affecting the mechanical strength and electrical properties of the material.
    Compared with other flame retardants, although halogenated flame retardants have high flame retardant efficiency, they are prone to toxic fumes and corrosive gases in case of fire, which not only injures humans and animals, but also corrodes equipment. Inorganic flame retardants such as aluminum hydroxide and magnesium hydroxide require high dosage, which will cause the mechanical properties of the material to decline, which will inevitably affect the quality of the product. The amount of high-efficiency red phosphorus masterbatch is small, the flame retardant grade can reach UL94 V-0, and the color change of the material is small, and it does not affect the appearance. Furthermore, the residues generated after the flame retardant of red phosphorus help the material to
    Overall, high-efficiency red phosphorus masterbatch is the flame retardant choice for polymer materials due to its high flame retardant efficiency, good processing performance, safety, environmental protection and economic applicability, and is worthy of being a treasure of flame retardant technology in the new century.