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the material of the invisible car clothing is thermoplastic polyurethane film (tpu). the thermoplastic polyurethane film is an (ab) n-type block linear polymer. a is a high molecular weight (1000~6000) polyester or polyether, and b is a polyester or polyether containing 2 a diol with ~12 linear carbon atoms, the chemical structure between ab segments is diisocyanate. thermoplastic poly...

what material is tpu? tpu is the abbreviation of thermoplasticurethane, and its chinese name is thermoplastic polyurethane elastomer. this is one of the building materials. in fact, it is also a common material. tpu has strong high tension and high tensile force. it is a mature environmentally friendly material and has received international green environmental protection...