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LICONG WANG,YUAN LIU,YUSHAN ZHANG,DAN CHEN,YUQI WANG,ZELIANG DONG,YONGCHAO LU,XIPING HUANG 성균관대학교(자연과학캠퍼스) 성균나노과학기술원 2014 NANO Vol.9 No.7
Magnesium borate (Mg 2 B 2 O 5 Þ nanorods were synthesized by a two-step process, includingsolution-chemical technology and a ternary-°ux method, using concentrated seawater and H 3 BO 3as raw materials. X-ray di®raction (XRD) showed that the sample had triclinic structure. Scanning electron microscopy (SEM) and high resolution transmission electron microscopy (HR-TEM) indicated that it consisted of rod-like particles with an average diameter of 100 – 150 nmand length over 5 ? m. Di®erential thermal analysis (DTA) con¯rmed that the melting point ofthe ternary-°ux and the formation temperature of Mg 2 B 2 O 5 were lower than single-°ux process. The formation of Mg 2 B 2 O 5 nanorods was more e±cient by ternary-°ux than single-°ux. Me-chanical property of Mg 2 B 2 O 5 nanorods reinforced Nylon-6 composites showed that KH550 wasthe optimal coupling agent and made the strength of the composites to be improved to differentdegrees.