| 发明名称 |
Yarn heat treatment apparatus |
| 摘要 |
Aromatic polyamide filaments are treated at high speed under tension by passage over an array of closely spaced, heated rolls at 175 DEG -300 DEG C., the filaments stretched 0-1.6% and passed over a second array of additional closely spaced, heated rolls at 175 DEG -300 DEG C., cooled and wound up.
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| 申请公布号 |
US4500278(A) |
申请公布日期 |
1985.02.19 |
| 申请号 |
US19830487897 |
申请日期 |
1983.04.22 |
| 申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
COCHRAN, STANLEY R.;STRAHORN, FRANCIS W. |
| 分类号 |
D01F6/00;D02J13/00;(IPC1-7):B29C25/00 |
主分类号 |
D01F6/00 |
| 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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