FILCO® 345HP stands as an epoxy-phenol novolac resin formulated in a high-solid, solvent-free, non-ionic water dispersion, specifically intended as a film former within glass fiber sizings. Its appearance is that of a milky liquid, highlighting key characteristics such as being an epoxy-phenol novolac resin, existing in a non-ionic emulsion, and featuring a narrow particle size distribution.

Functions: Film Former

Chemical Family: Epoxy & Epoxy Derivatives, Phenol & Cresol Epoxy Resins (Novolac)

Technical Data Sheet

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Identification & Functionality

Composite Materials Functions

Features & Benefits

Labeling Claims
  • Epoxy-phenol novolac resin
  • Non-ionic emulsion
  • Narrow particle size distribution
Characteristics of Film
  • Clear, soft
  • Glass transition temperature Tg= -5°C

Applications & Uses

Compatible Reinforcements


Physical Form
Milky liquid
Typical Properties
ValueUnitsTest Method / Conditions
Solid Content61 - 65%MA145LFE
pH (at 20°C)6 - 8-MA148LFE
Epoxy Equivalent Weight (on dry resin)180 - 215gMA149LFE
Particle Size Distribution
ValueUnitsTest Method / Conditions
Average Particle Size250 - 700nmMA147LFE

Packaging & Availability

Regional Availability
  • Canada
  • Mexico
  • USA

Storage & Handling

Shelf Life
6 months
Storage and Shelf Life Conditions

FILCO® 345HP 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.