Package for taking up false twist yarns
AssigneeAsahi Kasei Kabushiki Kaisha
InventorsYasunori Yuuki, Shoichi Akita
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Abstract
The present invention provides a package, of a false twist yarn composed of polytrimethylene terephthalate fibers, characterized in that a hardness and a winding density of the package and the number of crimps of the false twist yarn thus taken up simultaneously satisfy the following conditions (1), (2) and (3): (1) 70≦hardness≦90 (2) 0.6 g/cm3≦winding density≦1.0 g/cm3 (3) hardness×the number of crimps≧520 The package of the present invention maintains a favorable package shape and is excellent in unwinding property, whereby a high-quality knit or woven fabric is obtainable.
Claims3
A package of a false twist yarn composed of polytrimethylene terephthalate fibers, characterized in that a hardness and a winding density of the package and the number of crimps of the false twist yarn thus taken up simultaneously satisfy the following conditions (1), (2) and (3):
- (1) 70≦hardness≦90
- (2) 0.6 g/cm3≦winding density≦1.0 g/cm3
- (3) hardness×the number of crimps≧520.
Dependencies are inferred from the claim text.