C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/252
C08G 59/30 (2006.01) C08G 18/58 (2006.01) C08G 59/04 (2006.01) C08G 59/22 (2006.01) C08G 59/38 (2006.01) C08G 59/40 (2006.01)
Patent
CA 1300309
"EPOXY RESINS PREPARED BY CO-CURING FLUORINATED EPOXY PREPOLYMERS AND NON-FLUORINATED EPOXY PREPOLYMERS". ABSTRACT OF THE DISCLOSURE: A non-fluorinated epoxy prepolymer of known type is mixed with a fluorinated epoxy prepolymer containing perfluoropolyethereal blocks or perfluoroalkylene blocks of type -(CF2CF2)n- and/or of type Image and the two pre- polymers are co-cured by treating the mixture with cross- linking agents of known type suitable for epoxy resins, thereby obtaining a cross-linked epoxy resin having a fluorine content ? 30% by weight, preferably ? 25% by weight.
554340
de Giorgi Marco
Re Alberto
Ausimont S.p.a.
Robic
LandOfFree
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