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4 4'-methylene diphenyl diisocyanate

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  • [Polyurethanes Series] Essential Polyurethane Building Blocks-- MDI

    2023-07-07

    In various sectors, methylene diphenyl diisocyanates (MDIs) are crucial raw materials used to create polyurethanes, urethane-prepolymers, and polyisocyanurate polymers. MDIs are employed in a broad variety of applications due to their reactivity and adaptability in interacting with a variety of cura Read More
  • [Upstream Raw Materials For Polyurethane] The Health Hazard And Risk of MDI

    2023-07-06

    An aromatic diisocyanate is methylene diphenyl diisocyanate (MDI). There are three common isomers: 2,2′-MDI, 2,4′-MDI, and 4,4′-MDI. These are distinguished by the locations of the isocyanate groups around the rings. The most common isomer, commonly known as 4,4′-diphenylmethane diisocyanate, is the Read More
  • [Upstream Raw Materials For Polyurethane] What Is Methylene Diphenyl Diisocyanate(MDI)?

    2023-07-06

    An aromatic diisocyanate is methylene diphenyl diisocyanate (MDI). There are three common isomers: 2,2′-MDI, 2,4′-MDI, and 4,4′-MDI. These are distinguished by the locations of the isocyanate groups around the rings. The most common isomer, commonly known as 4,4′-diphenylmethane diisocyanate, is the Read More
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