Epoxy Polyepoxide

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Epoxy (Polyepoxide)

• Gerardo De Leon
• MEEN 3344

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Epoxy ( Polyepoxide)
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Epoxy

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

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Disadvantages

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

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Epoxy Mechanical Properties

• Ultimate Tensile Strength
• Unfilled 70 MPa
• With 30 Glass Fiber 150 MPa
• Flexural Modulus
• Unfilled 2.5 GPa
• With 30 Glass Fiber 25 GPa
• Deflection Temperature at 1.8 MPa load
• Unfilled 175 C
• With 30 Glass Fiber 200 C

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Applications

• Adhesives
• Filling material
• Molds
• Protective coating ( floor)

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References

• http//designinsite.dk/htmsider/m0051.htm
• http//www.matweb.com/reference/composites.aspx
• http//www.mrfiberglass.com/safety_information.htm
  l
• http//www.3dchem.com/molecules.asp?ID326
• http//www.epoxyproducts.com/chemistry.htmlpart1
• http//en.wikipedia.org/wiki/Epoxy