FILCO® 7601 is a polyurethane resin formulated in a non-ionic water emulsion, serving as a film-former in glass fiber sizings. It exists in a liquid physical form and showcases compatibility, specifically with glass fiber reinforcements. Notable material features include its good non-yellowing properties and high hardness.

Functions: Film Former

Chemical Family: Polyurethanes (PU)

Technical Data Sheet

Ask P.A.T. Products Questions

Leo Coyle avatarErik Espling avatarLogan York avatar

Enhanced TDS

Identification & Functionality

Chemical Family
Composite Materials Functions

Features & Benefits

Characteristics of the Dried Film
  • Clear, very hard
  • Glass transition temperature tg ~ 40 °c
  • Not yellowing at high temperature

Applications & Uses

Compatible Reinforcements
Processing Information

FILCO® 7601 is suggested as film former for glass fiber sizes for:

  • Chopped strand mat for thermoplastic matrices


Physical Form
Milky liquid
Typical Properties
ValueUnitsTest Method / Conditions
Solid Content40%MA145LFE
Viscosity (at 25°C, #3, 20 rpm)max. 2000mPa.sMA143LFE
Glass Transition Temperature (Tg)approx. 40°C-
Particle Size Distribution
ValueUnitsTest Method / Conditions
Average Particle Size1000nmMA147LFE

Packaging & Availability

Regional Availability
  • Canada
  • Mexico
  • USA

Storage & Handling

Shelf Life
6 months
Storage and Stability

FILCO® 74006 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.