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  1. hans r kricheldorf. handbook of polymer synthesis, chapter 10: polyurethanes. crc press, 2005.

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  2. kamal m.f., et al. recent advances in polyurethane foam technology for packaging applications. journal of cellular plastics, 2022, 58(4): 653¨C672.

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  3. european chemicals agency (echa). reach regulation and its impact on catalyst selection in polyurethane industry. echa technical report, 2021.

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