Dyneon BRE 7410X Copolymer latex of tetrafluoroethylene and propylene 3M-Dyneon Fluoropolymers SEALANT >> Pre-formed tape / Gasket Dyneon offers base resistant fluoroelastomers for a variety of applications and markets. Dyneon™ BREs are effectively used in Automotive Powertrain seals such as radial shaft seals and head gaskets where resistance to amine containing lubricating fluids is required. Dy n e o n™ Base Resistant Elastomer BRE 7410X Copolymer latex of tetrafluoroethylene and propylene. Electron beam curable Contains no organic solvents Basic pH Electron beam curable, copolymer latex of tetrafluoroethylene and propylene. Used in automotive powertrain seals such as radial shaft seals and head gaskets. Contains no organic solvents. Possesses basic pH.