Title:
POLYURETHANE ELASTIC YARN WOUNDED BODY
Document Type and Number:
Japanese Patent JP2020029311
Kind Code:
A
Abstract:
To provide a polyurethane elastic yarn wound body which is possible to reduce a defective shape of the wound body such as cob-webbing, ears and belly blister even with a large number of windings of 4.5 kg or more, with less yarn breakage due to a defective shape of the wound body.SOLUTION: A polyurethane elastic yarn wound body in which an amount of a wound fishing line of the polyurethane elastic yarn wound body is 4.50 kg or more and 9.00 kg or less, a ratio (T1/W1) of a winding thickness (T1) at a center of the yarn wound body to a winding width (W1) of the outermost layer is 0.40 or more and 0.80 or less, a ratio (W1/W2) of a winding width (W1) of the outermost layer to a winding width (W2) of the innermost layer is 0.75 or more and 1.00 or less, and a ratio (T1/T2) of the center winding thickness (T1) to an end winding thickness (T2) is 0.85 or more and 1.02 or less.SELECTED DRAWING: Figure 1
Inventors:
GOTO HIDEYUKI
Application Number:
JP2016245457A
Publication Date:
February 27, 2020
Filing Date:
December 19, 2016
Export Citation:
Assignee:
ASAHI KASEI CORP
International Classes:
B65H55/04
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Kazuhiro Nakamura
Hideo Katsumata
Shunsuke Mima
Toko Saito
Takashi Ishida
Tetsuji Koga
Kazuhiro Nakamura
Hideo Katsumata
Shunsuke Mima
Toko Saito