Title:
MULTI-C-SHAPED HIGH-HOLLOWNESS BRIGHT FIBER AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/105375
Kind Code:
A1
Abstract:
A multi-C-shaped high-hollowness bright fiber. The fiber comprises a plurality of fiber filaments (11) annularly distributed around the center of the fiber at equal diameters; every two fiber filaments (11) are connected to each other, and the two fiber filaments (11) are each provided with a first cavity (12); the center of the fiber is further provided with a second cavity (13) formed by annularly distributing the plurality of fiber filaments (11) at equal diameters; the cross section of each fiber filament (11) is C-shaped; and the outer contour of the fiber is formed by connecting a plurality of arcs end to end.
Inventors:
ZHANG SHOUYUNTING (CN)
LI SHENGJUN (CN)
SUN YANLIN (CN)
LIU YANLI (CN)
YANG WEIXING (CN)
QIAN TINGTING (CN)
LI SHENGJUN (CN)
SUN YANLIN (CN)
LIU YANLI (CN)
YANG WEIXING (CN)
QIAN TINGTING (CN)
Application Number:
PCT/CN2021/117086
Publication Date:
May 27, 2022
Filing Date:
September 08, 2021
Export Citation:
Assignee:
ZHEJIANG TONGKUN NEW MATERIALS RES INSTITUTE CO LTD (CN)
International Classes:
D01D5/24; D01D5/253; D01F6/60; D01F6/62
Foreign References:
| CN112647141A | 2021-04-13 | |||
| CN1177022A | 1998-03-25 | |||
| CN2579917Y | 2003-10-15 | |||
| CN2310772Y | 1999-03-17 | |||
| CN2695458Y | 2005-04-27 | |||
| CN2540420Y | 2003-03-19 | |||
| CN2695459Y | 2005-04-27 | |||
| KR20060125161A | 2006-12-06 |
Attorney, Agent or Firm:
BEIJING KEYI INTELLECTUAL PROPERTY FIRM (CN)
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