Solid State Behavior of Linear Polyesters and Polyamides |
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Page 93
... growth . Figure 11 , taken from the work of van Antwerpen and van Krevelen [ 92 ] , shows the temperature - dependence of the rate of growth of PET spherulites from the melt , for several molecular weight fractions . The growth rate ...
... growth . Figure 11 , taken from the work of van Antwerpen and van Krevelen [ 92 ] , shows the temperature - dependence of the rate of growth of PET spherulites from the melt , for several molecular weight fractions . The growth rate ...
Page 97
... Growth Dimensionality n 433221 Sporadic Sporadic Instantaneous Sporadic Instantaneous Instantaneous 323121 Table 3. Avrami Coefficients for Case of Transport Control Avrami Coefficient Nucleation Mode Growth Dimensionality n 5/2 2 ...
... Growth Dimensionality n 433221 Sporadic Sporadic Instantaneous Sporadic Instantaneous Instantaneous 323121 Table 3. Avrami Coefficients for Case of Transport Control Avrami Coefficient Nucleation Mode Growth Dimensionality n 5/2 2 ...
Page 109
... growth pa- rameters , based on the maximum rate of decrease of the free energy of the system . They predicted fibril diameters and growth velocities in the ranges observed experimentally . Solid Heat Flow Melt X ( 1 ) Interface Motion ...
... growth pa- rameters , based on the maximum rate of decrease of the free energy of the system . They predicted fibril diameters and growth velocities in the ranges observed experimentally . Solid Heat Flow Melt X ( 1 ) Interface Motion ...
Contents
SOLID STATE REACTIONS IN LINEAR | 1 |
CHEMICAL HEALING | 43 |
PRACTICAL ASPECTS OF ADDITIONAL SOLID STATE | 59 |
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acid additional solid amorphous annealing Appl aspect ratio behavior birefringence block temperature chain Chem composites copolyester copolymer courtesy crystallinity crystallization curves decreases deformation degree of crystallinity density diameter diffusion domains Dröscher 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 load macromolecules Makromol material matrix maximum measurements mechanical melting point microfibrils microstructure mm/min modulus molded 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