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321“…In this study, a flame-retardant additive with 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide (DOPO) groups denoted DSD was successfully synthesized from DOPO, 4,4′-diaminodiphenyl sulfone (DDS), and salicylaldehyde. …”
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322por Mackay, Alexander J., Kostikas, Konstantinos, Roche, Nicolas, Frent, Stefan-Marian, Olsson, Petter, Pfister, Pascal, Gupta, Pritam, Patalano, Francesco, Banerji, Donald, Wedzicha, Jadwiga A.“…METHODS: This post-hoc analysis from the 52-week FLAME study investigated the impact of baseline symptom burden in terms of health status, dyspnoea, bronchitis status, eosinophil levels and smoking status on the subsequent risk of moderate or severe exacerbations. …”
Publicado 2020
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324“…In order to improve the utilization rate of kapok fiber, flame-retardant and sound-absorption composites were prepared by the hot pressing method with kapok fiber as the reinforced material, polyε-caprolactone as the matrix material, and magnesium hydroxide as the flame retardant. …”
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325“…The infrared radiation image of the jet flame and the background is generated by overlapping the infrared radiation of the engine flame and the background radiation according to the detection angle of view. …”
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326por Yao, Zhifeng, Deng, Haoxin, Dong, Jianfei, Wen, Xiaoping, Zhao, Weilong, Wang, Fahui, Chen, Guoyan, Zhang, Xinmin, Zhang, Qiaosheng“…However, with the angle θ increased, the flame propagation is restrained by the change in sidewalls, resulting in the different flow patterns to suppress the formation of tulip flames and promote flame combustion.…”
Publicado 2020
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327por Wang, Xingguo, Wang, Wenjia, Wang, Shuheng, Yang, Yufan, Li, Hongfei, Sun, Jun, Gu, Xiaoyu, Zhang, Sheng“…It is suggested that the dense char barrier formed at the presence of APTris prevents heat, smoke, and gas transfer, and hence enhance thermal dilatability and flame retardancy of PLA nonwovens. This simple sustainable halogen-free treatment has great potential to produce cleaner commercialized flame-retardant PLA nonwovens.…”
Publicado 2021
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328por Gebke, Stefan, Thümmler, Katrin, Sonnier, Rodolphe, Tech, Sören, Wagenführ, Andre, Fischer, Steffen“…Due to their chemical structure, conventional flame retardants are often toxic, barely biodegradable and consequently neither healthy nor environmentally friendly. …”
Publicado 2020
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329por Kim, Il Jin, Ko, Jae Wang, Song, Min Seop, Cheon, Ji Won, Lee, Dong Jin, Park, Jun Woo, Yu, Seunggun, Lee, Jin Hong“…We report a flame retardant epoxy nanocomposite reinforced with 9,10-dihydro-9-oxa-10-phosphaphenantrene-10-oxide (DOPO)-tethered SiO(2) (DOPO-t-SiO(2)) hybrid nanoparticles (NPs). …”
Publicado 2020
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330por Zarybnicka, Lucie, Machotova, Jana, Kopecka, Radka, Sevcik, Radek, Hudakova, Martina, Pokorny, Jaroslav, Sal, Jiri“…Comparing both derivatives, the HCACTP-cured epoxy resin was found to provide a higher flame resistance. The designed novel class of epoxy materials may be used for the preparation of materials with improved flame resistance properties in terms of flame spreading and smoke inhibition.…”
Publicado 2020
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331“…Herein, a representative nitrogen-containing flame retardant, polyheptanazine, was investigated. …”
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332por Kuang, Ying, Chen, Lijun, Zhai, Junjun, Zhao, Si, Xiao, Qinjian, Wu, Kao, Qiao, Dongling, Jiang, Fatang“…The morphology, thermal conductivity, and flame retardancy of KGM-based aerogels were determined. …”
Publicado 2021
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333por Bornosuz, Natalia V., Gorbunova, Irina Yu., Kireev, Vyacheslav V., Bilichenko, Yulya V., Chursova, Larisa V., Svistunov, Yuri S., Onuchin, Denis V., Shutov, Vyacheslav V., Petrakova, Viktoria V., Kolenchenko, Alexander A., Nguyen, Duong T., Pavlov, Nikolay V., Orlov, Alexey V., Grebeneva, Tatyana A., Sirotin, Igor S.“…A novel type of phosphazene containing an additive that acts both as a catalyst and as a flame retardant for benzoxazine binders is presented in this study. …”
Publicado 2021
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334“…Flame experiments conducted on the synthesized composite proved its importance as tremendously resistant to fire. …”
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335por Palen, Bethany, Kolibaba, Thomas J., Brehm, Jacob T., Shen, Ruiqing, Quan, Yufeng, Wang, Qingsheng, Grunlan, Jaime C.“…Directly exposing coated foam to a butane torch flame yields a 73% residue after burning while keeping the internal structure of the foam intact. …”
Publicado 2021
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336por Choi, Kyung-Who, Kim, Jun-Woo, Kwon, Tae-Soon, Kang, Seok-Won, Song, Jung-Il, Park, Yong-Tae“…Likewise, a cone calorimetry test confirmed that the heat release rate and total heat release of the coated foam decreased by about 1/2, and a flame test showed improved fire retardancy based on the analysis of combustion speed, flame size, and residues of the LbL-coated foam. …”
Publicado 2021
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337por Ilyas, R. A., Sapuan, S. M., Asyraf, M. R. M., Dayana, D. A. Z. N., Amelia, J. J. N., Rani, M. S. A., Norrrahim, Mohd Nor Faiz, Nurazzi, N. M., Aisyah, H. A., Sharma, Shubham, Ishak, M. R., Rafidah, M., Razman, M. R.“…Polymer composites filled with metal derivatives have been widely used in recent years, particularly as flame retardants, due to their superior characteristics, including high thermal behavior, low environmental degradation, and good fire resistance. …”
Publicado 2021
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338por Stanfield, Melissa K., Carrascal, Jeronimo, Henderson, Luke C., Eyckens, Daniel J.“…This work explores the synergistic effect of phosphorus and halogens (such as fluorine) to improve flame retardancy. The compounds were all prepared and isolated in analytical purity and in good yield (95%). …”
Publicado 2021
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339por Zheng, Penglun, Wang, Rui, Wang, Donghui, Peng, Xiaoliang, Zhao, Yang, Liu, Quanyi“…A hyperbranched phosphorus-containing copper phthalocyanine compound (DOPO-CuPc) was successfully synthesized and used as the flame-retardant additive to prepare flame-retarded epoxy thermosets. …”
Publicado 2021
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340“…This work suggests a novel strategy for the phosphorylation of cellulose using PA and reveals that the PA phosphorylated MCC can act as a promising flame retardant material.…”
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