发明名称 |
MIXED-SHRINKAGE, DRAWN POLYESTER CONTINUOUS HOLLOW FILAMENT YARN |
摘要 |
Hollow polyester undrawn filaments having excellent mechanical quality and uniformity are prepared by a simplified post-coalescence melt spinning process at speeds of e.g. 2-5 km/min by selection of polymer and spinning conditions whereby the void content of the undrawn filaments can be essentially maintained or even increased when drawn cold or hot, with or without post heat-treatment. |
申请公布号 |
HK1036639(A1) |
申请公布日期 |
2004.03.19 |
申请号 |
HK20010107437 |
申请日期 |
2001.10.24 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
ANEJA, ARUN PAL;DREW, JAMES HAROLD;KNOX, BENJAMIN HUGHES;BENNIE, DAVID GEORGE;JOHNSON, STEPHEN BUCKNER |
分类号 |
D01D5/08;D01D5/22;D01D5/24;D01D10/02;D01F6/62;D01F8/12;D01F8/14;D02G1/18;D02G3/02;D02J1/22;(IPC1-7):D02G;D01F |
主分类号 |
D01D5/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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