发明授权
- 专利标题: High density nonwoven filter media
- 专利标题(中): 高密度无纺布过滤介质
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申请号: US129353申请日: 1998-08-05
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公开(公告)号: US6090731A公开(公告)日: 2000-07-18
- 发明人: Richard Daniel Pike , Kurtis Lee Brown , Peter Wyndham Shipp, Jr.
- 申请人: Richard Daniel Pike , Kurtis Lee Brown , Peter Wyndham Shipp, Jr.
- 申请人地址: WI Neenah
- 专利权人: Kimberly-Clark Worldwide, Inc.
- 当前专利权人: Kimberly-Clark Worldwide, Inc.
- 当前专利权人地址: WI Neenah
- 主分类号: B01D39/08
- IPC分类号: B01D39/08 ; B01D39/16 ; D04H1/00 ; D04H1/54 ; D04H3/16 ; D04H13/00 ; B32B27/12
摘要:
The invention provides a sheet filter medium having autogenously bonded uncrimped conjugate fibers which contain a polyolefin and another thermoplastic polymer that have different melting points. The filter medium has a density between about 0.07 g/cm.sup.3 and about 0.2 g/cm.sup.3. The invention additionally provides a three-dimensionally thermoformed filter medium that has a density between about 0.07 g/cm.sup.3 and about 0.5 g/cm.sup.3.
公开/授权文献
- US5321856A Flush toilet exhaust system 公开/授权日:1994-06-21