Solid State Behavior of Linear Polyesters and Polyamides |
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Page 5
... observed by Korshak [ 10,11 ] . He noted that polydispersity decreased with increasing conversion , the polyconden- sation product becoming more homogeneous in molecular weight . This is due to degradation reactions that always take ...
... observed by Korshak [ 10,11 ] . He noted that polydispersity decreased with increasing conversion , the polyconden- sation product becoming more homogeneous in molecular weight . This is due to degradation reactions that always take ...
Page 24
... observed - instead of randomization , an increase in the extent of blockiness is observed . A comparison of these two results underlines the specific role of the crystalline phase and the crystallization processes in solid state ...
... observed - instead of randomization , an increase in the extent of blockiness is observed . A comparison of these two results underlines the specific role of the crystalline phase and the crystallization processes in solid state ...
Page 110
... observed once the outer skin of the fiber is peeled back [ 56,125-128 ] . Figure 23 is an example of what is observed in a micro- tomed and Os - stained thin section of an as spun fiber . What is observed is a microfibrillar structure ...
... observed once the outer skin of the fiber is peeled back [ 56,125-128 ] . Figure 23 is an example of what is observed in a micro- tomed and Os - stained thin section of an as spun fiber . What is observed is a microfibrillar structure ...
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