PRODUCTION OF POLYESTER FINISHED YARN
PURPOSE:To provide a method for producing a processed polyester fiber alternately having a deeply dyed part and a shallowly dyed part in the longitudinal direction of the filament. CONSTITUTION:A highly oriented polyester unstretched yarn 1 having 20X10 to 80X10 index of birefringence is used as a f...
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Sprache: | eng |
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