发明授权
- 专利标题： Double faced insulating board
- 专利标题（中）： 双面绝缘板
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申请号： US174045申请日： 1980-07-31
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公开(公告)号： US4351873A公开(公告)日： 1982-09-28
- 发明人: Duane A. Davis
- 申请人： Duane A. Davis
- 申请人地址： NY New York
- 专利权人： GAF Corporation
- 当前专利权人： GAF Corporation
- 当前专利权人地址： NY New York
- 主分类号： B32B11/02
- IPC分类号： B32B11/02 ; E04B1/80 ; E04C2/284 ; E04D13/17 ; B32B3/26 ; B32B5/18 ; B32B7/14
摘要：
Double faced rigid polyurethane foam insulating board in which the first facing is adhered directly to the urethane foam and in which a second facing is intermittently adhered to and spaced from the first facing by areas of adhesive spaced so as to allow unrestricted lateral venting of gases from between the facings to the edges of the board.
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