发明名称 |
Spinning pack for dry-wet spinning, diverting guide for fiber bundle, and apparatus and method for producing fiber bundle |
摘要 |
A spinning pack for dry-wet spinning is provided with a spinneret having not less than 6,000 spinning holes and having an aspect ratio Ra of not less than 2.5 for a spinning hole array of the spinning holes. In a device and method for producing a fiber bundle, a drawing angle of single fibers formed by the single fibers and a spinneret surface of a spinneret is in a range from 87° to 92°, the single fibers being fibers discharged from the outermost spinning holes located in the long side direction of the spinneret and running to a fiber bundle diverting guide provided in a coagulation bath.
|
申请公布号 |
US7887728(B2) |
申请公布日期 |
2011.02.15 |
申请号 |
US20050630731 |
申请日期 |
2005.06.23 |
申请人 |
TORAY INDUSTRIES, INC. |
发明人 |
TAKATANI KOHEI;KIBAYASHI MAKOTO;MATSUMOTO KOJI;NARUSAWA KAZUHISA |
分类号 |
B31C1/00;B28B5/00;B29C49/00;B32B5/00;B32B29/02;B65H81/00 |
主分类号 |
B31C1/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|