Effects of ammonium polyphosphate microencapsulated on flame retardant and mechanical properties of the rigid polyurethane foam

2020 ◽  
Vol 137 (48) ◽  
pp. 49591
Author(s):  
Jiaji Cheng ◽  
Shaoshuai Niu ◽  
Dan Ma ◽  
Yue Zhou ◽  
Feng Zhang ◽  
...  
2018 ◽  
Vol 135 (31) ◽  
pp. 46551 ◽  
Author(s):  
A. Li ◽  
D. D. Yang ◽  
H. N. Li ◽  
C. L. Jiang ◽  
J. Z. Liang

2014 ◽  
Vol 2014 ◽  
pp. 1-7 ◽  
Author(s):  
Yongjun Chen ◽  
Zhixin Jia ◽  
Yuanfang Luo ◽  
Demin Jia ◽  
Bin Li

A novel Flame-Retardant N-(P,P′-diphenyl) phosphorus-based-(3-triethoxysilicon) propylamine (DPTP) was synthesized in this study. The impact of DPTP on the mechanical properties, thermal stability, and flame retardancy of rigid polyurethane foam (RPUF) was studied. The addition of DPTP to RPUF can significantly reduce the undesirable thermal effects and smoke density during combustion, as well as increasing the limiting oxygen index. Compared with pure RPUF, the peak heat release rate of RPUF containing 10 phr of DPTP decreased by 39.4%, while its peak smoke production rate decreased by 49.9%. However, it was also found that the addition of DPTP reduced the compressive strength of RPUF.


2020 ◽  
Vol 41 (9) ◽  
pp. 3521-3527
Author(s):  
Peidong Zhang ◽  
Dan Ma ◽  
Jiaji Cheng ◽  
Xinlong Zhang ◽  
Xianqun Chen

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