Preparation of a novel mono-component intumescent flame retardant for enhancing the flame retardancy and smoke suppression properties of epoxy resin

2018 ◽  
Vol 134 (3) ◽  
pp. 1505-1519 ◽  
Author(s):  
Long Yan ◽  
Zhisheng Xu ◽  
Xinghua Wang ◽  
Nan Deng ◽  
Zhiyong Chu
RSC Advances ◽  
2021 ◽  
Vol 11 (33) ◽  
pp. 20391-20402
Author(s):  
Chen Cheng ◽  
Yanling Lu ◽  
Weining Ma ◽  
Shaojie Li ◽  
Jun Yan ◽  
...  

Red phosphorus was coated by a polydopamine/melamine composite shell structure, which constituted an intumescent flame retardant with superior flame retardance and smoke suppression performance for epoxy resin.


Polymers ◽  
2021 ◽  
Vol 13 (17) ◽  
pp. 2900
Author(s):  
Linyuan Wang ◽  
Yue Wei ◽  
Hongbo Deng ◽  
Ruiqi Lyu ◽  
Jiajie Zhu ◽  
...  

Recently, widespread concern has been aroused on environmentally friendly materials. In this article, barium phytate (Pa-Ba) was prepared by the reaction of phytic acid with barium carbonate in deionized water, which was used to blend with intumescent flame retardant (IFR) as a flame retardant and was added to epoxy resin (EP). Afterward, the chemical structure and thermal stability of Pa-Ba were characterized by Fourier transform infrared (FTIR) spectroscopy and thermogravimetric analysis (TGA), respectively. On this basis, the flammability and flame retardancy of EP composites were researched. It is shown that EP/14IFR/2Ba composite has the highest limiting oxygen index (LOI) value of 30.7%. Moreover, the peak heat release rate (PHRR) of EP/14IFR/2Ba decreases by 69.13% compared with pure EP. SEM and Raman spectra reveal the carbonization quality of EP/14IFR/2Ba is better than that of other composites. The results prove that Pa-Ba can cooperate with IFR to improve the flame retardancy of EP, reducing the addition amount of IFR in EP, thus expanding the application range of EP. In conclusion, adding Pa-Ba to IFR is a more environmentally friendly and efficient method compared with others.


RSC Advances ◽  
2018 ◽  
Vol 8 (5) ◽  
pp. 2575-2585 ◽  
Author(s):  
Wenzong Xu ◽  
Guisong Wang ◽  
Yucheng Liu ◽  
Rui Chen ◽  
Wu Li

Synthesis of the core–shell structure of ZIF-8@SiO2 and its effect on the flame retardancy of epoxy resin.


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