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出 处:《化学进展》2007年第5期779-786,共8页Progress in Chemistry
摘 要:聚苯并噁嗪树脂作为一种新型酚醛树脂,不仅具有优异的耐热性和阻燃性,而且克服了传统酚醛树脂在成形固化过程中释放小分子的缺点,在制备高性能材料方面已引起研究者的广泛关注。本文综述了近年来国内外为制备高性能化聚苯并噁嗪树脂所做的一些研究工作,包括从主链或侧链中引入苯环等刚性官能团、在主链或侧链中引入可聚合官能团、与另一种高分子形成共混或共聚物以及与其它材料复合形成复合材料等,并对该树脂材料的工业开发前景、国内外研究现状以及发展趋势进行了分析。As a new type of phenolic resin, polybenzoxazines have attracted considerable performance resins because of their fascinating characteristics such as no release of volatiles attention in preparing high during cure, good thermal stability, and flame retardant. The research progress in preparing high performance polybenzoxazines is reviewed in this paper. The modification approaches including incorporation of naphthalene, biphenyl, and benzophenone groups to benzoxazines, introduction of another polymerizable functional group into benzoxazine structure, and formation of copolymers, polymer alloys, composites and polymer-clay nanocomposites are reviewed. Moreover, the analyses of domestic and overseas research, developing tendency and industrial application of this kind of high performance polybenzoxazines are discussed.
关 键 词:高性能聚苯并噁嗪树脂 改性 热性能 机械性能
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