100 High Performance Thermoplastic Resins and Their Composites TABLE 29.Properties of APC-2 as a Function of Impregnation Route [197] Axial Short Impact fexural beam energy strength shear 2mm strength sheet MN/m2 MN/m2 J Preimpregnated Products Cross Plied Uniaxial 907 6 Woven Single Tow 929 6 Impregnated Woven Fabric 1052 80 29 Impregnation After Shaping Cowoven Fibres 782 0 1 Film Stacked 680 67 9 Powder Coated Fabric 545 4 Thermocouple Pressure Transducer Spool Pressure Gauge Speed Controller 0 Alr Quench Device 0 Take-Up Roll Roll Alr Banding Jet Tapo Dle Molten Polymer Inlet From Extruder Balance Bars Tenslon Pin FIGURE 41.Hot Melt Coating Process [195] E 400 Linear Fit to Data 375 Kq (61) 350 325 300 275 G 250 0 2 3 Residual Volatiles in Laminate (% FIGURE 42.Tg as a Function of Residual Volatlles In Laminate [77]100 High Performance Thermoplastic Resins and Their Composites TABLE 29. Properties of APC-2 as a Function of Impregnation Route [197] Preimpregnated Products Cross Plied Uniaxial Woven Single Tow Impregnated Woven Fabric Impregnation Afier Shaping Axial flexural strength MN/m’ 907 929 1052 Sll0l-t Impact beam energy shear 2mm strength sheet MN/m* J 76 23 68 23 80 29 Cowoven Fibres 782 60 13 Film Stacked 680 67 9 Powder Coated Fabric 545 54 Thermocouple Take-Up Roll Molten Polymer Inlet From Extruder Balance Bars Tenslon Pln FIGURE 41. Hot Melt Coating Process [195] Linear Fii to Data 350 - 325 - 300 - 275 - 1 2 3 Residual Volatiles in Laminate (%) FIGURE 42. Tg as a Function of Residual Volatiles In Laminate [77J