发明授权
- 专利标题: Selectively permeable protective structure and articles therefrom
- 专利标题(中): 选择性渗透保护结构及其制品
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申请号: US11506731申请日: 2006-08-18
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公开(公告)号: US07514380B2公开(公告)日: 2009-04-07
- 发明人: John Chu Chen , Sam Louis Samuels
- 申请人: John Chu Chen , Sam Louis Samuels
- 申请人地址: US DE Wilmington
- 专利权人: E. I. du Pont de Nemours and Company
- 当前专利权人: E. I. du Pont de Nemours and Company
- 当前专利权人地址: US DE Wilmington
- 主分类号: B32B27/12
- IPC分类号: B32B27/12 ; B32B25/10 ; B32B3/00
摘要:
An article comprising a selectively permeable membrane supported on a support is disclosed wherein the article has moisture vapor transmission rate of at least 1800 g/m2/24 h and the selectively permeable membrane comprises a composition comprising an organic acid-modified ionomer.
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