首页> 外文期刊>Fibres & textiles in Eastern Europe >Impact of the Mixture of Hexa(N-hydroxymethyl)amidocyclotriphosphazene and Partially Methylated Melamine Formaldehyde Resin on the Flame Retardancy of Paper
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Impact of the Mixture of Hexa(N-hydroxymethyl)amidocyclotriphosphazene and Partially Methylated Melamine Formaldehyde Resin on the Flame Retardancy of Paper

机译:六(N-羟甲基)氨基环三磷腈与部分甲基化三聚氰胺甲醛树脂的混合物对纸张阻燃性的影响

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摘要

The flame retardancy of the mixture of hexa(N-hydroxymethyl)amidocyclotriphosphazene and partially methylated melamine formaldehyde resin (HHMATP/PMMM) in paper was proposed by limiting oxygen index measurement (LOI), the vertical burning test and cone calorimetry test (CCT). In our research, the LOI of washed FR-paper could still be up to 33.5%; the after flame time , and burning time were reduced to 4.8 s & 0 s, and the char length was only 12.0 mm. While the results of CCT imply that compared with non-flame retarded paper, the heat release rate (HRR) of FR-paper with HHMAPT/PMMM increases gently; the mass loss becomes significantly slow, and the prolonged maximum heat release rate (PHRR), average heat release rate (MHRR), average effective heat of combustion (MEHC) and total heat release (THR) drop greatly. According to the experimental results, HHMATP/PMMM has not only excellent flame retardancy in paper but also good water resistance, with HHMATP/PMMM playing a flame retardant role mainly by means of the condensed phase mechanism.
机译:通过限制氧指数测量(LOI),垂直燃烧试验和锥形量热试验(CCT),提出了六(N-羟甲基)氨基环三磷腈与部分甲基化的三聚氰胺甲醛树脂(HHMATP / PMMM)的混合物的阻燃性。在我们的研究中,水洗FR纸的LOI仍可高达33.5%;之后的火焰时间和燃烧时间减少到4.8 s&0 s,焦炭长度仅为12.0 mm。 CCT结果表明,与非阻燃纸相比,采用HHMAPT / PMMM的FR纸的放热率(HRR)缓慢增加;质量损失变得非常缓慢,延长的最大放热率(PHRR),平均放热率(MHRR),平均有效燃烧热(MEHC)和总放热(THR)大大降低。根据实验结果,HHMATP / PMMM不仅具有优异的纸张阻燃性,而且具有良好的耐水性,其中HHMATP / PMMM主要通过凝聚相机理发挥阻燃作用。

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