Solid State Behavior of Linear Polyesters and Polyamides |
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Page 121
... applied stress on the diameter of a critically sized crystal nucleus . This diameter decreases with applied stress , until , at a critical level , it is nearly the molecular diameter . At this stress level nucleation must occur ...
... applied stress on the diameter of a critically sized crystal nucleus . This diameter decreases with applied stress , until , at a critical level , it is nearly the molecular diameter . At this stress level nucleation must occur ...
Page 211
... applied up to 36 for HDPE . However , hydrostatic extrusion has not yet been applied for polycon- densates . 2.3 . Extrusion Parameters For all solid - state extrusion experiments the temperature of extrusion and the die geometry are ...
... applied up to 36 for HDPE . However , hydrostatic extrusion has not yet been applied for polycon- densates . 2.3 . Extrusion Parameters For all solid - state extrusion experiments the temperature of extrusion and the die geometry are ...
Page 288
... applied , crack propagation rather than initiation may constitute the major failure process which determines the fatigue life . Indeed , the probability of presence of such flaws is rather high both in the neat matrices and composites ...
... applied , crack propagation rather than initiation may constitute the major failure process which determines the fatigue life . Indeed , the probability of presence of such flaws is rather high both in the neat matrices and composites ...
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