FILCO® 7875 is an epoxy resin available in non-ionic water dispersion, functioning as a film former in glass fiber sizings. It appears as a milky liquid. The key characteristics of this product include its purity as an epoxy resin, its non-ionic emulsion composition, exceptional thermal stability, and robust resistance to both chemicals and hydrolysis.

Functions: Film Former

Chemical Family: Epoxy & Epoxy Derivatives

Technical Data Sheet

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Identification & Functionality

Composite Materials Functions

Features & Benefits

Product Characteristics
  • Pure epoxy resin
  • Non-ionic emulsion
  • High thermal stability
  • High resistance to chemicals and hydrolysis
Characteristics of the Dried Film
  • Clear, not yellowing at high temperatures
  • Glass transition temperature Tg=22°C

Applications & Uses

Compatible Reinforcements


Physical Form
Milky liquid
Typical Properties
ValueUnitsTest Method / Conditions
Solid Content53 - 57%MA145LFE
pH6.5 - 8.5-MA148LFE
Epoxy Equivalent Weight (on dry resin)500 - 650g/eqMA149LFE
Glass Transition Temperature (Tg)22°C-
Particle Size Distribution
ValueUnitsTest Method / Conditions
Average Particle Size200 - 700nmMA147LFE

Packaging & Availability

Regional Availability
  • Canada
  • Mexico
  • USA

Storage & Handling

Storage and Stability

FILCO® 7875 should be stored in closed containers away from direct sun rays, at temperature between +5 and +30°C. In these conditions maximum suggested storage time is 6 months from production, in the original package. After that date product must be rechecked. Prevent from freezing.