| 发明名称 |
IMPROVED DENTAL FLOSS HAVING LOW DENSITY AND METHOD OF MAKING SAME |
| 摘要 |
<p>A dental floss comprising a porous PTFE fiber having a density of less than about 0.7g/cc. The inventive floss is abrasion resistant, grippable and has a soft feel to the hands and a rough feel in the mouth. The floss is made by a n extrusion process with non-contact heating during subsequent expansion with amorphous locking.</p> |
| 申请公布号 |
CA2380073(A1) |
申请公布日期 |
2001.03.08 |
| 申请号 |
CA20002380073 |
申请日期 |
2000.08.31 |
| 申请人 |
GORE ENTERPRISE HOLDINGS, INC. |
发明人 |
BAILLIE, RICHARD L.;DOLAN, JOHN W.;CHASTAIN, JAMES H.;WILEY, WILLIAM HAMMOND |
| 分类号 |
A61C15/04;D01F6/04;D01F6/12;D02G3/04;D06M13/02;(IPC1-7):A61C15/04;A61K7/16 |
主分类号 |
A61C15/04 |
| 代理机构 |
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代理人 |
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| 主权项 |
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