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 225
... BIREFRINGENCE , arbitrary unit Birefringence ( b ) .. ( b ) Modified stress profile Conventional stress profile ( a ) - ( a ) Birefringence DISTANCE FROM SPINNERET , arbitrary unit FIG . 1. Illustration of threadline stress and ...
... BIREFRINGENCE , arbitrary unit Birefringence ( b ) .. ( b ) Modified stress profile Conventional stress profile ( a ) - ( a ) Birefringence DISTANCE FROM SPINNERET , arbitrary unit FIG . 1. Illustration of threadline stress and ...
Page 228
... Birefringence of PET fibers spun with LIB in the take - up speed range of 2000-3500 m / min is shown in Figure 3 as a function of the liquid temperature . The distance from the spinneret to the liquid surface was 115 cm and the depth of ...
... Birefringence of PET fibers spun with LIB in the take - up speed range of 2000-3500 m / min is shown in Figure 3 as a function of the liquid temperature . The distance from the spinneret to the liquid surface was 115 cm and the depth of ...
Page 233
... BIREFRINGENCE 0.24 0.23 0.22 0.21 0.20 0.19 0.18 0.17 0.16 1500 2000 2500 3000 3500 40 20 20 35 25 30 30 355 CRYSTALLINITY , % 0.95 IV PET LIB : 136 ° C / 40cm 15 10 4000 4500 TAKE - UP VELOCITY , m / min FIG . 8. Effects of take - up ...
... BIREFRINGENCE 0.24 0.23 0.22 0.21 0.20 0.19 0.18 0.17 0.16 1500 2000 2500 3000 3500 40 20 20 35 25 30 30 355 CRYSTALLINITY , % 0.95 IV PET LIB : 136 ° C / 40cm 15 10 4000 4500 TAKE - UP VELOCITY , m / min FIG . 8. Effects of take - up ...
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 | |
22 other sections not shown
Common terms and phrases
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