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      "pentamethyldiethylenetriamine (pmdeta) remains one of the most widely used catalysts in rigid polyurethane foam production due to its balanced reactivity and processability."

    2. polymer international£¨john wiley & sons, 2021£©

      "the synergistic effect between pmdeta and other tertiary amine catalysts has been demonstrated to enhance both the foaming and mechanical properties of polyurethane systems."


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