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Epoxy (Polyepoxide) Gerardo De Leon MEEN 3344. Epoxy ( Polyepoxide)

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Presentation on theme: "Epoxy (Polyepoxide) Gerardo De Leon MEEN 3344. Epoxy ( Polyepoxide)"— Presentation transcript:

1 Epoxy (Polyepoxide) Gerardo De Leon MEEN 3344

2 Epoxy ( Polyepoxide)

3 Epoxy Strong and very resistant thermoset plastic Strong and very resistant thermoset plastic Epoxy is resistant to almost all acids and solvents Epoxy is resistant to almost all acids and solvents By adding a hardening agent curing takes place By adding a hardening agent curing takes place Flexible or rigid Flexible or rigid High heat and chemical resistance among common adhesives. High heat and chemical resistance among common adhesives.

4 Disadvantages Not strong enough against bases or solvents with chlorine content Not strong enough against bases or solvents with chlorine content Overexposure to Epoxy Overexposure to Epoxy Skin Inflammation Skin Inflammation Severe Irritation Severe Irritation Chemical Burns Chemical Burns Respiratory Irritation Respiratory Irritation

5 Epoxy Mechanical Properties Ultimate Tensile Strength Ultimate Tensile Strength Unfilled 70 MPa Unfilled 70 MPa With 30% Glass Fiber150 MPa With 30% Glass Fiber150 MPa Flexural Modulus Flexural Modulus Unfilled 2.5 GPa Unfilled 2.5 GPa With 30% Glass Fiber25 GPa With 30% Glass Fiber25 GPa Deflection Temperature at 1.8 MPa load Deflection Temperature at 1.8 MPa load Unfilled 175 °C Unfilled 175 °C With 30% Glass Fiber 200 °C With 30% Glass Fiber 200 °C

6 Applications Adhesives Adhesives Filling material Filling material Molds Molds Protective coating ( floor) Protective coating ( floor)

7 References http://designinsite.dk/htmsider/m0051.htm http://designinsite.dk/htmsider/m0051.htm http://designinsite.dk/htmsider/m0051.htm http://www.matweb.com/reference/composites.aspx http://www.matweb.com/reference/composites.aspx http://www.matweb.com/reference/composites.aspx http://www.mrfiberglass.com/safety_information.html http://www.mrfiberglass.com/safety_information.html http://www.mrfiberglass.com/safety_information.html http://www.3dchem.com/molecules.asp?ID=326 http://www.3dchem.com/molecules.asp?ID=326 http://www.3dchem.com/molecules.asp?ID=326 http://www.epoxyproducts.com/chemistry.html#part1 http://www.epoxyproducts.com/chemistry.html#part1 http://www.epoxyproducts.com/chemistry.html#part1 http://en.wikipedia.org/wiki/Epoxy http://en.wikipedia.org/wiki/Epoxy http://en.wikipedia.org/wiki/Epoxy


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