Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Allnex DAOTAN TW 6491/33WA Polyurethane Resin

Allnex DAOTAN TW 6491/33WA is a waterborne aliphatic polyurethane resin from the DAOTAN series, offering excellent gloss retention, UV resistance and mechanical durability for high-performance industrial coatings and wood finishes.
  • allnex daotan tw 6491 33wa polyurethane resin_bb894b7a
  • allnex daotan tw 6491 33wa polyurethane resin_bb894b7a

Features Of Allnex DAOTAN TW 6491/33WA Polyurethane Resin

  1. Waterborne aliphatic polyurethane dispersion offering excellent UV resistance and long-term gloss retention.

  2. Low VOC formulation compliant with stringent environmental regulations including EU REACH and US EPA standards.

  3. Good hydrolytic stability and storage stability at ambient temperature for up to 12 months in sealed containers.

  4. Excellent compatibility with acrylic emulsions, crosslinkers (e.g., aziridines, carbodiimides), and pigment dispersions.

  5. Provides superior flexibility, abrasion resistance, and chemical resistance to water, mild acids, and alkalis.

Typical Applications Of Allnex DAOTAN TW 6491/33WA Polyurethane Resin

  1. High-performance waterborne wood coatings for furniture and interior joinery.

  2. Industrial maintenance coatings for metal substrates requiring durability and low environmental impact.

  3. Coatings for plastic substrates including ABS and PC where adhesion and clarity are critical.

  4. Leather finishing topcoats delivering soft touch, breathability, and scuff resistance.

  5. Waterborne overprint varnishes for packaging applications demanding FDA-compliant formulations.

Specifications Of Allnex DAOTAN TW 6491/33WA Polyurethane Resin

Chemical TypeAliphatic waterborne polyurethane dispersion
Product FormLiquid dispersion
AppearanceOpaque white to slightly bluish liquid
Solids Content (wt%)33 ± 1%
pH7.5 – 8.5
Viscosity (mPa·s, Brookfield RVT, spindle #2, 20 rpm, 25°C)100 – 300
Particle Size (nm, D50)80 – 120
Minimum Film Formation Temperature (MFFT)≈ 15°C


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