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多组分协效低烟无卤阻燃电缆料的研究
引用本文:柳先友,雷华.多组分协效低烟无卤阻燃电缆料的研究[J].合成树脂及塑料,2007,24(5):17-20.
作者姓名:柳先友  雷华
作者单位:1. 中国石油化工股份有限公司北京燕山分公司化工一厂,北京,102500
2. 浙江大学航空航天学院,浙江杭州,310027
摘    要:以Al(OH)_3为主阻燃剂,聚硅氧烷为副阻燃剂,低密度聚乙烯为基础树脂,配合适当比例的乙烯-乙酸乙烯酯共聚物和乙烯-丙烯酸乙酯共聚物制备了综合性能优良的无卤阻燃电缆料。采用多步混合造粒工艺,并采取了对无机阻燃剂实施表面处理及加入适量的高分子相容剂等方法解决了无机阻燃剂高填充时出现的分散不均匀问题,同时,添加润滑剂可以改善复合体系的流动性能。

关 键 词:低密度聚乙烯  无卤阻燃  电缆料  氢氧化铝  协同阻燃
文章编号:1002-1396(2007)05-0017-04
修稿时间:2007-05-16

Study on low smoke halogen-free flame retardant cable insulant
Liu Xianyou,Lei Hua.Study on low smoke halogen-free flame retardant cable insulant[J].China Synthetic Resin and Plastics,2007,24(5):17-20.
Authors:Liu Xianyou  Lei Hua
Affiliation:1. Chemical Works No.l of Beijing Yanshan Company, SINOPEC, Beijing 102500, China; 2. School of Aeronautics and Astronautics, Zhejiang University, Hangzhou 310027, China
Abstract:The authors prepared a kind of halogen-free flame retardant cable insulant with eminent comprehensive performance,taking low density polyethylene as basic resin,ethylene-vinyl acetate copolymer (EVA) and ethylene ethyl acrylate copolymer (EEA) in proper proportion as assistants,aluminum hydroxide as major flame retardant and polyorganosiloxane as auxiliary components.The problem of inferior dispersion of the inorganic flame retardant of high content in the resin matrix was resolved with the procedures of multi-step mixing pelletization,surface treatment of the inorganic flame retardant and addition of macromolecule compat- ibilizer in proper amount.Furthermore,incorporation of lubricant could improve flowability of the composite system.
Keywords:low density polyethylene  halogen-free flame retardance  cable insulant  aluminum hydroxide  synergic flame retardance
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