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Contact SupplierCharacterization: L-4990H is water borne anionic polyester based polyurethane dispersion. It is solvent free and can be used in 1K air drying or 2K PU coating due to its hydroxyl groups at end of the polymer (in combination with isocyanate hardener XP 2655/2487). The coating characteristic of L-4990H has excellent properties of extremely flexible, good alcohol/water resistance and high elongation in textile and lamination applications. It is can be used alone or blended with polyacrylic emulsion for elastomeric construction coatings.

