发明授权
- 专利标题: Methods of producing waterproof felted material
- 专利标题(中): 生产防水毡材的方法
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申请号: US653495申请日: 1996-05-24
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公开(公告)号: US5879614A公开(公告)日: 1999-03-09
- 发明人: Craig M. Harrison
- 申请人: Craig M. Harrison
- 专利权人: Harrison; Craig M.
- 当前专利权人: Harrison; Craig M.
- 主分类号: B29C51/10
- IPC分类号: B29C51/10 ; B29C51/14 ; B32B27/12
摘要:
A waterproof felted material (10) has a thermoplastic polyolefin sheet (20) to which a thermoplastic fibrous polyolefin matting (30) is bonded with a portion of the fibers of the matting (40) embedded in and fused to the thermoplastic polyolefin sheet. A solidifying coating (50) may be applied to the matting.
公开/授权文献
- US4553922A Apparatus for processing material 公开/授权日:1985-11-19
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