发明申请
- 专利标题： CORE STRUCTURES COMPRISING TANNIN RESIN
- 专利标题（中）： 包含鞣素树脂的核心结构
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申请号： US13726903申请日： 2012-12-26
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公开(公告)号： US20130183484A1公开(公告)日： 2013-07-18
- 发明人: Jill A. Conley , Mikhail R. Levit , Roger K. Siemionko
- 申请人： E I DU Pont DE Nemours and Company
- 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： D06N3/12
- IPC分类号： D06N3/12 ; B32B3/12 ; D21H21/34 ; B32B5/02 ; B32B27/12 ; B32B15/14 ; D06N3/00 ; B32B3/00
摘要：
This invention is directed to a structural core comprising a fibrous web and a matrix resin, the matrix resin comprising from 15 to 75 weight percent of the weight of web plus resin, the matrix resin contains a first resin comprising tannin in an amount of 10 to 100 weight percent and a second resin in the event tannin is not present in an amount of 100 weight percent, A preferred second resin is phenolic, benzoxazine, polyester, cyanate ester, bismaleimide, epoxy, polyimide or combination thereof.
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