Solid State Behavior of Linear Polyesters and Polyamides |
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Page 237
... decreasing undercooling from 0.06 to 0.13 for sample A and from 0.24 to 0.33 for sample C. 5.3.3 . Deformation behavior In stress - strain experiments , which were conduced with microtomed rib- bons of 0.1 mm thickness , hysteresis ...
... decreasing undercooling from 0.06 to 0.13 for sample A and from 0.24 to 0.33 for sample C. 5.3.3 . Deformation behavior In stress - strain experiments , which were conduced with microtomed rib- bons of 0.1 mm thickness , hysteresis ...
Page 252
... Decreasing mold and melt temperatures yields a wider skin . Skin Core 30 μm b ) H 20 um ! Figure 2. Skin ( S ) -core ( C ) structure of PA - 6 processed at different mold temperatures : ( a ) TM = 25 ° C , ( b ) TM = 80 ° C. The ...
... Decreasing mold and melt temperatures yields a wider skin . Skin Core 30 μm b ) H 20 um ! Figure 2. Skin ( S ) -core ( C ) structure of PA - 6 processed at different mold temperatures : ( a ) TM = 25 ° C , ( b ) TM = 80 ° C. The ...
Page 262
... decreasing molecular weight Mw [ 52 ] . Figure 10 clearly shows the K , deterioration achieved by wet molding of PET without ( MI ) and with impact - modifier ( MII ) as a function of Mw . Wet molding induces hydrolytic cleavage of the ...
... decreasing molecular weight Mw [ 52 ] . Figure 10 clearly shows the K , deterioration achieved by wet molding of PET without ( MI ) and with impact - modifier ( MII ) as a function of Mw . Wet molding induces hydrolytic cleavage of the ...
Contents
SOLID STATE REACTIONS IN LINEAR | 1 |
TRANSREACTIONS AND POSTADDITIONAL | 19 |
CHEMICAL HEALING | 43 |
Copyright | |
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acid additional solid amorphous annealing Appl aspect ratio behavior birefringence block temperature chain Chem chemical healing composites copolyester copolymer courtesy crystallinity crystallization curves decreases deformation degree of crystallinity density diameter diffusion domains effect Equation exchange reactions extrusion temperature Fakirov fiber axis fibers drawn filament fracture mechanics fracture toughness function heat of fusion heated element higher increasing initial kg/cm² kinetics linear polycondensates macromolecules Makromol material matrix maximum measurements mechanical melting point microfibrils microstructure mm/min modulus molding molecules morphology nominal draw ratio noncrystalline nylon 6 fibers nylon 66 orientation parameters peak PET fibers phase Phys polyamides polyesters Polymer Sci polymerization properties Reprinted from Ref samples SAXS Schultz semicrystalline shown in Figure solid state polycondensation solid state post-polycondensation solid state reactions Solid-state extrusion specimen spherulite strength stress structure Table tensile terephthalate thermoplastics toughened transesterification transreactions values x-ray yield Zachmann