Solid State Behavior of Linear Polyesters and Polyamides |
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Page 152
... viscoelastic data using Takayanagi equations , or ( 2 ) from morphology data by means of a mechanical analysis , if the amorphous modulus E , and its dependence on the amorphous orientation fa is assumed to equal that of an amorphous ...
... viscoelastic data using Takayanagi equations , or ( 2 ) from morphology data by means of a mechanical analysis , if the amorphous modulus E , and its dependence on the amorphous orientation fa is assumed to equal that of an amorphous ...
Page 166
... viscoelastic properties of fibers , it is also necessary to address the effect of orientation on Tg . Since orientation improves the pack- ing of molecules and restrains their mobility , fiber Tg is higher than that of unoriented ...
... viscoelastic properties of fibers , it is also necessary to address the effect of orientation on Tg . Since orientation improves the pack- ing of molecules and restrains their mobility , fiber Tg is higher than that of unoriented ...
Page 299
... viscoelastic polymers , which depends on test frequency , applied load , and the inverse of the dynamic loss modulus ( 1 / E ” = J " -loss compliance ) [ 10,123,128 ] . Such heating causes a change in the deformation mode , as can be ...
... viscoelastic polymers , which depends on test frequency , applied load , and the inverse of the dynamic loss modulus ( 1 / E ” = J " -loss compliance ) [ 10,123,128 ] . Such heating causes a change in the deformation mode , as can be ...
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