无氟复合发泡剂用量对酚醛泡沫牲能的影响.pdfVIP

学兔兔 全国中文核心期刊 新癯建巍 中国科技核心期刊 无氟复合发泡剂用量对 酚醛泡沫牲能的影晌 王立艳 ，盖广清 ，于环洋 (1．吉林建筑工程学院 材料科学与工程学院，吉林 长春 1301 18： 2．吉林建筑工程学院建筑节能技术工程实验室，吉林 长春 130118) 摘要：采用戊烷等无氟复合发泡剂制备了性能优异的酚醛泡沫，研究了发泡剂用量对酚醛泡沫性能的影响。结果表明，发泡剂用 量为10％时，酚醛泡沫的表观密度为58 kg／m3,压缩强度为O．15MPa、导热系数最小为0．23W／(m·K)和氧指数为41％，综合性能最佳。 关键词：酚醛泡沫；无氟复合发泡剂；戊烷；建筑保温 中图分类号：TU55+1．2 文献标识码：B 文章编号：1001—702X(2012)03—0010—03 Effects of the amount of non fluorine complex foaming agent on properties of phenolic foam VIANG Liyan ，GAI Guangqing2，YU Huanyang (1．College of Material Science and Engineering，Jilin Institute of Architectural and Civil Engineering，Changchun 130118，Jilin，China； 2．Laboratory ofBuilding Energy—saving，Jilin Institute ofArchitectural and Civil Engineering，Changchun 130118，Jilin，China) Abstract：A phenolic foam(PF)with excellent performance was prepared with pentane or other non fluorine complex foaming agent． The effects of foaming agent content on properties of PF were investigated．The results indicated that the comprehensive pmpe~ies of PF reached optimal value when the amount of non fluorine complex foaming agent was 10％．The apparent density was 58 k m ，compression strength was O．15 MPa，min．thermal conductivity was 0．23 W／(m·K)and oxygen index was 41％． Key words：phenolic foam；non fluorine complex foaming agent；pentane；building energy—saving 配的戊烷系列和二氯甲烷、石油醚无氟复合发泡剂，系统研究 O 前 言 了发泡剂用量对酚醛泡沫性能的影响规律。利用该发泡剂制 酚醛泡沫是一种新型难燃绝热材料，导热系数低