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What is the effect of matrix resin properties such as modulus on Inter laminar shear strength of composite?

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The mechanical properties of a composite, particularly the interlaminar shear strength (ILSS), are significantly influenced by the properties of the matrix resin. For instance, the modulus of the epoxy resin matrix plays a crucial role in determining the mechanical and interfacial properties of carbon fiber filament wound composites. Research has shown that a resin matrix with a high modulus is essential for achieving excellent mechanical properties and interfacial characteristics in resulting composites. Additionally, modifying the epoxy system with nanofibers has been found to enhance the ILSS of glass fiber reinforced polymer composites, demonstrating the impact of matrix modification on improving the ILSS of the composite. Therefore, the matrix resin's modulus is a key factor affecting the interlaminar shear strength of composites.

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Open access•Journal Article•DOI On the Inter-Laminar Shear Strength of Composites Manufactured via a Stepped-Concurrent UV Curing and Layering Process: Shiferaw D. Beyene, Beshah Ayalew, Srikanth Pilla, Srikanth Pilla - Show less +3 more 12 Jun 2019-Journal of Composite Materials 4 Citations	The paper does not address the effect of matrix resin properties, such as modulus, on the inter-laminar shear strength of composites.
Journal Article•DOI Effect of Matrix Properties on Shear Stress in Composite Reinforced with W Fiber under Loading Li Jun Zhu, Kai Wen Tian, Wen Lu Shi, Chao Yang, Zhen Ming Wang, Hong Gang Shi - Show less +5 more 01 Sep 2013-Applied Mechanics and Materials	The matrix with high yield strength and low elastic modulus can reduce shear stress in W fiber, enhancing penetration capacity in composites under loading conditions.
Open access Effect of TEOS Electrospun Nanofiber Modified Resin on Interlaminar Shear Strength of Glass Fiber/Epoxy Composite Dattaji K. Shinde, Ajit D. Kelkar - Show less +1 more 11 Nov 2014 11 Citations	Not addressed in the paper.
Journal Article•DOI Influence of matrix modulus on the mechanical and interfacial properties of carbon fiber filament wound composites Qingjie Zhang, Shengbiao Liang, Gang Sui, Xiaoping Yang - Show less +3 more 09 Mar 2015-RSC Advances 26 Citations	The matrix resin with a high modulus is crucial for enhancing the interlaminar shear strength of carbon fiber filament wound composites, as indicated in the research findings.
Open access•Journal Article•DOI Mechanical and chemical properties of matrix composite: Curing agent ratio, degassing process, and filler effect perspectives Daffa Alandro, Gil Nonato C. Santos, Muhammad Akhsin Muflikhun - Show less +2 more 01 Jun 2023-Maǧallaẗ al-abḥāṯ al-handasiyyaẗ	The mixing ratio of epoxy resin affects composite properties like tensile and flexural strength, not directly mentioning interlaminar shear strength in the study.

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