FLAME RETARDING BEHAVIORS OF SULFUR CONTAINING ORGANO-PHOSPHORUS COMPOUNDS，2008纳米填充阻燃聚合物及复合材料国际学术研讨会（10.16-10.17，北京）-中国聚合物网,论文下载

FLAME RETARDING BEHAVIORS OF SULFUR CONTAINING ORGANO-PHOSPHORUS COMPOUNDS

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2008纳米填充阻燃聚合物及复合材料国际学术研讨会（10.16-10.17，北京）

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Enormouseffortshavebeenattemptedtodevelopphosphorusbasedflameretardantsystemswhichcanbereplacehalogen-freeflameretardant(FR)systemforawiderangeofpolymersfromhighlyflammabletoself-extinguishone[1-3].Inadditiontothat,thesynergismbetweennitrogenandphosphoruselementshasbeenattemptedandhasbeenfoundtobevalidforsomecases[4-6].However,thecombinationofsulfurandphosphoruselementshasnotbeendeeplyinvestigated.Inthisstudy,thepossibilityofthecombinationofsulfurandphosphoruselementsforenhancingtheflameretardancyisinvestigated.Forthispurpose,threesulfurcontainingphosphorusflameretardants(P-SFRs),i.e.,pentaerythritolbis(phenylthiophosphonate)(S-PBPP),triphenylthiophosphate(S-TPP),andS,S,S-triphenyltrithiophosphate(3S-TPP)weresynthesizedandtheirflameretardingperformanceswereinvestigatedinanattempttocomparetheflameretardancyefficiencyofP-Svsphosphoruscompounds,i.e.pentaerythritolbis(phenylphosphonate)(PBPP)andtriphenylphosphate(TPP)onPC,EVA,andABS.ThefireretardingefficiencieswereevaluatedbytheLimitingOxygenIndex(LOI),UL-94verticaltest,andpyrolysiscombustionflowcalorimeter(PCFC).ItwasfoundthatP-SFRsexhibitthelowerdegradationtemperatureandleavemorecharredresiduesthanthecounterphosphorusFRs.ThefireretardingefficiencyofP-SFRisslightlybetterthanPFRbutthedifferenceisnotsignificant.

作者：

Congtranh Nguyen, Jinhwan Kim, Hai Thi Vo, Ikhyun Yoo, Minhyong Lee, Joohyun Lee, Dongquy Hoang, Boknam Jang, and Beomjun Joo

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2009-02-16 14:13:03

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gl-xu 2009-03-03 20:37:57

有考虑成本吗

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