公开(公告)号：US11465395B2

公开(公告)日：2022-10-11

申请号：US16879400

申请日：2020-05-20

Applicant: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION

Inventor： James Ludlow ,  Morgan D. Heskett ,  Kevin M. McCauley ,  Michael J. Tzivanis

IPC: B32B27/30 ,  B32B27/08 ,  B32B27/32 ,  B32B27/34 ,  B32B27/40 ,  B29C48/10

Abstract: A multilayer flexible tube includes an inner layer including a melt processable fluoropolymer, wherein the melt processable fluoropolymer includes a terpolymer including a tetrafluoroethylene, a hexafluoropropylene, and a vinylidene fluoride (THV); a tie layer including a polymeric blend of a terpolymer including a tetrafluoroethylene, a hexafluoropropylene, and a vinylidene fluoride (THV) with a poly vinylidene fluoride (PVDF), a polyamide, a polyetheramide block copolymer, or combination thereof; and an outer layer including a melt processable polymer having a shore hardness less than a shore hardness of the inner layer.