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  1. se, technical data sheet of suprasec 2082, ludwigshafen, germany, 2023.
  2. astm international, standard test methods for flexible cellular materials¡ªslab, bonded, and molded urethane foam, astm d3574-21.
  3. european committee for standardization, en 45545-2: railway applications ¨C fire protection on railway vehicles ¨C part 2: requirements for fire behavior of materials and components, 2023.
  4. m. n. belgacem, a. gandini, the surface/interfacial and mechanical properties of polyurethane foams, progress in polymer science, vol. 30, issue 4, 2005, pp. 415¨C448.

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