DENACOL™ FCA-640 is a di-functional cycloaliphatic resin (hexahydrophthalic acid diglycdyl ester) primarily used for electronic insulation and other applications.  It is low viscosity and stable to UV exposure.  It is a grade in the DENACOL™ series of aliphatic epoxies.

• Appearance:  Light yellow liquid
• WPE (g/eq): 164
• Total chlorine content (%):  0.8
• Viscosity (mPa･s):  760
• Color (GARDNER):  1
• Specific gravity (25°C):  1.22