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題 名 | 緯編夾入針織物補強複合材料電氣與衝擊性質之研究=The Electrical and Impact Properties of Weft Knitted Inlaid Fabric Reinforce Dcomposites |
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作 者 | 潘建勳; 李容君; 郭雅甄; 鄭國彬; 唐自標; | 書刊名 | 中華民國紡織工程學會誌 |
卷 期 | 18:2 2000.11[民89.11] |
頁 次 | 頁49-72 |
分類號 | 478.1 |
關鍵詞 | 開端摩擦式精紡機; 緯編夾入針織物; 緯編夾入針織物補強複合材料; 電磁波屏蔽效益; 表面; 體積電阻係數; Open-end friction spinning frame; Weft knitted inlaid fabric; Weft knitted inlaid fabric reinforced composites; Electromagnetic shielding effectiveness; Surface and volume resistivity; |
語 文 | 中文(Chinese) |
中文摘要 | 本文係採用DREF III開端摩擦式精紡機將不�袗�絲與Aramid 49短纖紗及不�袗�纖維複合燃製成導電包芯紗後,再經由環錠燃線機燃合成雙股導電紗。利用此導電包芯紗為緯編夾入針織物之夾入原料及Aramid 49連續長絲為針圈紗,經5G橫編機製織成緯編夾入針織物。續經由含浸、壓吸不飽和聚酯樹脂,並經交叉與平行之手積層法後,運用熱壓機熱壓成導電針織物補強複合材料,以探討其靜電電壓衰減、電磁波屏蔽效益效益與衝擊性質。經由實驗顯示,隨緯編夾入針織物緯向夾入導電包芯紗根數之增加,緯編夾入針織物表面與體積電阻係數有逐漸減少之趨勢,但對導電率而言有逐漸增加之趨勢。交叉手積層法較平行手積層法之緯編夾入針織物補強複合材料有較佳之電磁波屏蔽效益與衝擊強度;且隨緯編夾入針織物夾入導電包芯紗根數之增加,電磁波屏蔽效益與衝擊強度有逐漸增加之趨勢。緯編夾入針織物補強複合材料將可適用於數位電子式裝置與儀器之外殼。 |
英文摘要 | In this paper, stainless steel wire, Aramid 49 and stainlesssteel staple fibers were made by DREF III open-end friction spinningframe to form the conductive core-spun yarns. A conductive ply yarnin which two single conductive yarns are twisted together by thering twister. The Aramid/stainless steel conductive ply yarn couldbe used as the inlaid yarns and Aramid 49 yarn as the loop yarn forfabricating the double plain inlaid knitted fabrics. The unsatu-rated polyester resin impregnated the knitted inlaid fabric. Finally,the knitted conductive fabric reinforced unsaturated polyestercomposites were fabricated by the compression molding after crossand parallel lamination to investigate the electromagnetic shieldingeffectiveness (EMSE), attenuation of electrostatic discharge volt-age, and impact property of the composites. The results indicatethat the composites having more inlaid conductive yarn, the surfaceand volume resistivity of the knitted fabrics will be decrease. Theconductivity of the knitted fabrics will be increase with decreasingthe inlaid ends of the conductive yarns. The composites made bycross lamination show the higher EMSE and impact property comparedto that of the parallel lamination. Furthermore, EMSE and impactstrength will be increased with increasing the inlaid ends of theconductive yarn. The knitted Keviar/stainless steel inlaid fabricreinforced unsaturated polyester composites can be use as the enclosures of the digital device and electronic instrument. |
本系統中英文摘要資訊取自各篇刊載內容。