Hangzhou Tongge Energy Technology Co., Ltd.
Hangzhou Tongge Energy Technology Co., Ltd.
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What Industries Use

Ammonium Polyphosphate(APP) is widely used in various industries due to its unique properties. It is an inorganic salt of polyphosphoric acid and ammonia that is white, non-toxic, and environmentally friendly. APP is widely used in the manufacturing of flame-retardant materials, such as plastics, rubber, textiles, and coatings. Its effectiveness in preventing fires and reducing smoke emission has made it highly sought after in the construction of buildings and other infrastructure.
Ammonium Polyphosphate(APP)


What benefits does APP offer in flame retardancy?

APP is highly effective in flame retardancy due to its ability to create a barrier that insulates the material and delays the time it takes for it to combust. The barrier also helps in reducing the smoke emission in case of a fire, which makes evacuation easier. APP does not release any harmful gases when it comes into contact with a flame, making it a safer option for flame retardancy.

What applications is APP commonly used for in the construction industry?

APP is widely used in the construction industry for the production of fireproof materials such as drywall, insulation, and flooring. In addition to its flame-retardant properties, APP is also stable under high temperatures and does not react with other chemicals, making it an ideal additive in the manufacturing of fireproof materials.

What are the environmental benefits of using APP in flame retardant materials?

APP is non-toxic and considered environmentally friendly compared to other flame-retardant materials, which can be harmful to humans and wildlife. It does not produce any harmful gases during a fire, making it a safer option for both humans and the environment.

What are the safety regulations that APP-compliant materials adhere to?

APP-compliant materials must meet safety regulations such as the Hazardous Materials Identification System (HMIS) and the National Fire Protection Association's (NFPA) standard for flame retardancy. Compliance with these regulations ensures that the products are safe for human use and the environment.

What quality standards does APP adhere to?

The quality of APP is closely regulated to ensure consistency and reliability. It must meet international standards such as the European Union's REACH regulations and the American Society for Testing and Materials (ASTM) standards.

Overall, Ammonium Polyphosphate(APP) is an essential additive in the manufacturing of fire-retardant materials due to its unique properties and effectiveness in delaying the spread of fire and reducing smoke emission. Its non-toxic and environmentally friendly nature makes it a safer option for both humans and the environment.

Scientific Papers:

- Marie, Y.K., & Singh, H. (2016). Ammonium polyphosphate and its flame retardant effectiveness: a review. Polymer Degradation and Stability, 133, 77-91.

- Zhang, Y., & Guo, Z. (2015). Synthesis and characterization of a novel ammonium polyphosphate and its application in intumescent fire-retardant coatings. Industrial & Engineering Chemistry Research, 54(23), 6075-6083.

- Yang, Y., Lin, J., Wang, D.Y., Wang, X.Q., & Li, A.D. (2018). Preparation and characterization of novel intumescent flame-retardant polyethylene using ammonium polyphosphate with phosphazene. Industrial & Engineering Chemistry Research, 57(6), 2143-2151.

- Xie, J., Zhao, W., Shen, Z., Zhang, L., & Zhao, C. (2014). Evaluation of flame retardancy and thermal stability of natural rubber/ammonium polyphosphate composites. Journal of Applied Polymer Science, 131(13), 1-8.

- Song, L., Zhu, J., Yuan, H., Yu, Z., & Xu, J. (2015). Flame retarded polypropylene using ammonium polyphosphate and 4, 4'-methylenebis (2, 6-di-tert-butylphenol). Journal of Materials Science, 50(2), 834-846.

- Sridhar, M., Kumar, R., & Jambunathan, M. (2014). Synthesis and characterizations of ammonium polyphosphate-kaolin clay nanocomposites for flame retardant applications. Applied Clay Science, 102, 251-261.

- Yang, L., Lu, X-L., Yu, Y-Y., Cao, D-Y., & Cao, W-P. (2016). A comparative study of the thermal properties of ammonium polyphosphate and pentaerythritol in flame-retardant polyethylene. Journal of Thermal Analysis and Calorimetry, 128(1), 555-563.

- Zeng, W., Wen, Q., & Chen, B. (2018). Flame retardant ABS/APP/PI composites: The effect of the modification of polyimide by carboxylic group. Polymer Engineering & Science, 58(2), 286-294.

- Tang, Y., Yang, G., Huang, X., & Xin, J. (2019). Effect of Ammonium Polyphosphate on Fire Retardancy, Thermal Stability and Physical Properties of Polydimethylsiloxane Rubber. IOP Conference Series: Materials Science and Engineering, 529, 012003.

- Cheng, H., Fu, L., & Tang, S. (2020). Intumescent fire-retardant coating based on unsaturated polyester resin: the synergistic effects of ammonium polyphosphate and ammonium-loaded graphene oxide. Journal of Applied Polymer Science, 137(6), 47931.

- Li, L., Yao, C., Chen, G., & Wu, G. (2021). A flame-retardant application of cellulose nanocrystals prepared by formic acid and ammonium polyphosphate in epoxy resins. Journal of Applied Polymer Science, 138(4), 49729.

Hangzhou Tongge Energy Technology Co., Ltd. is a leading manufacturer and supplier of Ammonium Polyphosphate(APP) in China. Our company has been producing high-quality APP since its establishment and has become a trusted provider of flame retardant materials in the industry. With an emphasis on quality and customer satisfaction, we strive to deliver the best products and services to our clients. For more information, please visit our website at https://www.tonggeenergy.com or contact us at joan@qtqchem.com.



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