Solid State Behavior of Linear Polyesters and Polyamides |
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Page 83
... Figure 4 , taken from the work of Yamashita , shows overlapping , twinned crystals of PET which were precipitated from a dilute nitrobenzene solution . It is found that the crystallite thickness increases steeply with crystallization ...
... Figure 4 , taken from the work of Yamashita , shows overlapping , twinned crystals of PET which were precipitated from a dilute nitrobenzene solution . It is found that the crystallite thickness increases steeply with crystallization ...
Page 264
... Figure 12 . The dynamic mechanical spectra ( DMA ) of the corresponding grades are depicted in Figure 13. The less toughened and therefore more stiff ( due to a higher overall crystallinity ) Durethan BC 402 exhibits higher Ko val- ues ...
... Figure 12 . The dynamic mechanical spectra ( DMA ) of the corresponding grades are depicted in Figure 13. The less toughened and therefore more stiff ( due to a higher overall crystallinity ) Durethan BC 402 exhibits higher Ko val- ues ...
Page 281
... Figure 26 shadowed areas indicate the addi- tional improvement in Ko when moving from SGF- to LGF - reinforcement . Another general aspect is that the shape of the upper curve changes dras- tically as v is increased ( Figure 26b ) . Ko ...
... Figure 26 shadowed areas indicate the addi- tional improvement in Ko when moving from SGF- to LGF - reinforcement . Another general aspect is that the shape of the upper curve changes dras- tically as v is increased ( Figure 26b ) . Ko ...
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