Covestro (formerly Bayer) Desmodur 44V20L polymethylene polyisocyanate crude MDI black material polymerized MDI 9016-87-9

                                                                                         Product Introduction 44V20 contains a certain amount of isocyanate and diphenyl with higher functionality A mixture of methane diisocyanate, dark brown liquid at room temperature. Product Usage 44V20 can be widely used in the manufacture of polyurethane rigid foam insulation materials; it can also be used in isocyanurate foam, coatings, adhesives, anti-seepage and plugging…