Science and Technology of Fibers and Related Materials: Proceedings of the Fiber Society 50th Anniversary Technical Conference Held in Princeton, New Jersey, August 19-23, 1990Ludwig Rebenfeld |
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Page 343
... energy develops through the change in the generally helical shape , through changes in crimp , and through changes in packing . However , under tensile ... energy of the helix TABLE I Strain Energy Comparisons MECHANICS OF STAPLE YARNS 343.
... energy develops through the change in the generally helical shape , through changes in crimp , and through changes in packing . However , under tensile ... energy of the helix TABLE I Strain Energy Comparisons MECHANICS OF STAPLE YARNS 343.
Page 344
... Energy Comparisons Decrimping energy of the fiber Packing energy of the fibers Tensile strain energy ( 2 % fiber strain ) UH / S Uc / S Up / s UT / S Energy ( J / m ) x 10-5 6.7 3.6 3.8 78.0 estimate the energy U , ( mainly bending ) ...
... Energy Comparisons Decrimping energy of the fiber Packing energy of the fibers Tensile strain energy ( 2 % fiber strain ) UH / S Uc / S Up / s UT / S Energy ( J / m ) x 10-5 6.7 3.6 3.8 78.0 estimate the energy U , ( mainly bending ) ...
Page 515
... Energy / Unit Thickness ( J / mm ) FIG . 11. CAI strength of composites at various energy levels . It is of interest to note the distinction of sensitivity to impact energy between 3 - D braided 0 ± 20 and 90 ± 20 composites ( this may ...
... Energy / Unit Thickness ( J / mm ) FIG . 11. CAI strength of composites at various energy levels . It is of interest to note the distinction of sensitivity to impact energy between 3 - D braided 0 ± 20 and 90 ± 20 composites ( this may ...
Contents
Technological Developments in ManMade Fibers and Related | 33 |
Morphology and Near Tm Behavior of High Performance Ultrahigh | 67 |
Properties Structures and Temperature Limitations | 87 |
Copyright | |
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amorphous analysis angle appear Applied assumed behavior bending birefringence blend braided break calculated carpet compared composite compression constant cotton crystalline crystallization curve decrease deformation density dependence described determined developed diameter diffusion direction discussed distance distribution draw effect energy experimental extension fabric factor failure fiber filament finish force fraction function geometry given heat higher impact improved increase indicated initial length liquid load lower m/min material measured mechanical method modulus nylon observed obtained occur orientation parameters phase polyester polymer possible present pressure produced properties range ratio recovery relative sample Scanning shape shear shown in Figure shows solution specimen Spectra speed spinning spun strain strength stress structure surface Table temperature tenacity tensile Text treated treatment twist unit values variability yarn