Investigation of flame retardancy and physical–mechanical properties of zinc borate and aluminum hydroxide propylene composites

2008 ◽  
Vol 29 (5) ◽  
pp. 1051-1056 ◽  
Author(s):  
S.A. Ahmad Ramazani ◽  
Arash Rahimi ◽  
Massoud Frounchi ◽  
Saeed Radman
Materials ◽  
2021 ◽  
Vol 14 (18) ◽  
pp. 5168
Author(s):  
Wojciech Dukarski ◽  
Piotr Krzyżanowski ◽  
Marcin Gonsior ◽  
Iwona Rykowska

Polyurea is a synthetic material made by the reaction of isocyanate and polymer blend-containing amines. Due to its outstanding mechanical properties and fast curing, polyurea-based coatings have found dozens of applications, including waterproofing and anti-corrosion coatings. Further development of this material can create a flame-retardant product, a good alternative for common products available on the market, such as intumescent coatings. To improve the flame retardancy of polyurea, several flame retardants were investigated. The influence of aluminum hydroxide, resorcinol bis(diphenyl phosphate) (RDP), and tris chloropropyl phosphate (TCPP) on flame retardancy and morphology was studied. The following methods were used: infrared spectroscopy, scanning electron microscopy, thermogravimetric analysis, limiting oxygen index, and tensile strength. The examinations mentioned above showed the improvement of flame-retardancy of polyurea for two products: chlorinated organophosphate and organophosphate. Nevertheless, using the chlorinated organophosphate additive caused a rapid deterioration of mechanical properties.


2013 ◽  
Vol 475-476 ◽  
pp. 1262-1265
Author(s):  
Jia Li ◽  
Yan Fei Zhang ◽  
Wei Zheng ◽  
Ping Pan ◽  
Xiao Jun Sun ◽  
...  

In this paper, red phosphorous (RP) was coated by aluminum hydroxide to prepare modified RP (MRP). MPR was blended with high density polyethylene (HDPE) to obtain MRP/HDPE composites. And the properties of MRP/HDPE composites were investigated. The effects of MRP on the flame retardancy, thermal decomposition behavior and mechanical properties of HDPE were also discussed.


2016 ◽  
Vol 41 (6) ◽  
pp. 675-687 ◽  
Author(s):  
Tanakit Chan-Hom ◽  
Weawboon Yamsaengsung ◽  
Benjaphorn Prapagdee ◽  
Teerasak Markpin ◽  
Narongrit Sombatsompop

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