6 research outputs found

    Fabrication, mechanical and electrical study of sandwich biocomposites of epoxy resin of 1,1’-bis(3-methyl-4-hydroxyphenyl)cyclohexane

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    568-572A 70 % matrix of reinforcement and 20% TEA of the matrix are used in the present investigation. <span style="mso-bidi-font-weight: bold">Jute-wild almond (JWA-EMCT-20), jute-coconut (JCN-EMCT-20), jute-groundnut(JGN-EMCT-20), jute-wheat(JW-EMCT-20), jute-banana(JBN-EMCT-20) and jute-sugarcane (JSC-EMCT-20) sandwich biocomposites of epoxy resin of 1,1’-bis(3-methyl-4-hydroxy phenyl)cyclohexane have been fabricated by hand layup technique at 150oC and under 27.6 MPa pressure for 4 h using a 20% triethylamine as a curing agent. Sandwich biocomposites possess 6-26 MPa tensile strength, 2.8-53 MPa flexural strength, 0.5-1.9 kV/mm electric strength and 1.4×1010 - 2.7×1015 ohm.cm volume resistivity. JWA-EMCT-20 and JW-EMCT-20 showed better tensile strength, while<span style="mso-bidi-font-weight: bold"> JWA-EMCT-20, JCN-EMCT-20 and JBN-EMCT-20 showed better flexural strength due to their better stiffness property. Sandwich biocomposites possess fairly good electric strength (except JW-EMCT-20 and JBN-EMCT-20) and excellent volume resistivity (JW-EMCT-20 and JCN-EMCT-20) indicating their usefulness for low load bearing applications especially for housing units and as insulating materials. </span
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