叶俊伟

个人信息Personal Information

教授

博士生导师

硕士生导师

性别:男

毕业院校:吉林大学

学位:博士

所在单位:化工学院

学科:化学工艺. 功能材料化学与化工. 无机化学

办公地点:大连理工大学西部校区化工综合楼D401

联系方式:0411-84986067(办公室) junweiye@dlut.edu.cn

电子邮箱:junweiye@dlut.edu.cn

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Synergistic Flame-Retarded Effect of Synthetic Dawsonite on an EVA/Magnesium Hydroxide System

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论文类型:期刊论文

发表时间:2010-06-01

发表刊物:POLYMER-PLASTICS TECHNOLOGY AND ENGINEERING

收录刊物:SCIE、EI

卷号:49

期号:9

页面范围:861-866

ISSN号:0360-2559

关键字:EVA; Nanostructured; Non-halogen flame-retardant; Synergist

摘要:A novel halogen-free flame-retardant system composed of dawsonite and magnesium hydroxide was used for flame-retarded ethylene vinyl acetate. The thermal and fire properties of flame-retarded ethylene vinyl acetate system were evaluated by thermagravimetric analysis (TGA), limiting oxygen index (LOI) and UL-94 test while the structure of combustion residue was characterized by scanning electron microscopy (SEM). The highest LOI value and the V-0 grade of the composites were attained by the 5wt% incorporation of dawsonite. These advancements are ascribed to the char stabilizer effect of fibrous-like combustion residue of dawsonite leading to increased strength of the residue.