Dorf Ketal offers a broad line of chain extenders and catalysts for polyurethane and polyurea systems.

  • Unilink® 4200 is an aromatic diamine chain extenders for flexible polyurethane foams and elastomeric coatings.
  • Unilink® 1000 and 2000 are zirconium and titanium based polyurethane catalysts which can replace tin and mercury in cast elastomers
  • Clearlink® 1000 series serves as an aliphatic diamine chain extender for use with aliphatic isocyanates in polyurethane and polyurea systems.

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