发明申请
- 专利标题: INSULATION BOARDS AND METHODS FOR THEIR MANUFACTURE
- 专利标题(中): 绝缘板及其制造方法
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申请号: US12889902申请日: 2010-09-24
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公开(公告)号: US20110015289A1公开(公告)日: 2011-01-20
- 发明人: John B. LETTS
- 申请人: John B. LETTS
- 主分类号: C08J9/06
- IPC分类号: C08J9/06
摘要:
A method for producing polyisocyanurate insulation foams, the method comprising contacting an A-side stream of reactants that includes an isocyanate with a B-side stream of reactants that include a polyol and a blowing agent, where the blowing agent includes isopentane and n-pentane in a substantial absence of cyclopentane.
公开/授权文献
- US08106106B2 Insulation boards and methods for their manufacture 公开/授权日:2012-01-31
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