| 发明名称 |
Security fibers and process for the preparation thereof |
| 摘要 |
Security fibers having enhanced antifalsification features are prepared by a process which comprises the steps of: i) braiding 5 to 30 denier fibers to form a twine; ii) dyeing the twine with a dye or pigment; iii) drying the dyed twine; and then iv) cutting the dried twine to give the security fibers in the form of cut fibers.
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| 申请公布号 |
US6592716(B1) |
申请公布日期 |
2003.07.15 |
| 申请号 |
US20000623863 |
申请日期 |
2000.09.01 |
| 申请人 |
KOREA SECURITY PRINTING AND MINTING CORPORATION |
发明人 |
KIM JONG-KYU;PARK YONG-HWAN |
| 分类号 |
D21H21/40;B44F1/12;D21H13/26;D21H15/04;D21H21/42;(IPC1-7):D21M21/40 |
主分类号 |
D21H21/40 |
| 代理机构 |
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代理人 |
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| 主权项 |
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