surface_treatmts-grafting

surface_treatmts-grafting - Surface Treatments Surface...

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Unformatted text preview: Surface Treatments Surface Treatments Surface Treatments Graft Technology Graft Technology Dr. Anthony Brennan Materials Science & Engineering University of Florida Surface Treatments Grafting on UHMWPE (Spectra) Fibers Surface Treatments Surface Treatments Surface Treatments Physical Adsorption of PVP onto HDPE Physical Adsorption of PVP onto HDPE Contact Angle (Captive Bubble Technique) Mv (kg/mol) 60 h 156 h Irrad. 5 h @ 500 rads/min HDPE/PVP (Low) 24.5 42 39 HDPE/PVP (Mid) 38 43 36 HDPE/PVP (High) 1,200 60 52 42 Physical adsorption a function of polymer MW Auto accelerated hyper branched grafting Paradigm Shift!! Composite Designation Composite Designation Composite Designation Fiber Treatment Polystyrene Matrix Statistical Terpolymer Matrix Untreated PS/R4/UNPE TER/R4/UNPE Poly(butyl acrylate) Grafted PS/R4/BAPE TER/R4/BAPE Poly(cyclohexyl methacrylate) Grafted PS/R4/CHMPE TER/R4/CHMPE Plasma Treated PS/R4/PTPE TER/R4/PTPE Surface Treatments Surface Treatments Surface Treatments Surface Treatments Surface Treatments Surface Treatments Surface Treatments...
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surface_treatmts-grafting - Surface Treatments Surface...

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