发明公开
- 专利标题： POLYOLEFIN THERMOPLASTIC ROOFING MEMBRANES WITH IMPROVED BURN RESISTIVITY
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申请号： US18153861申请日： 2023-01-12
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公开(公告)号： US20230332408A1公开(公告)日： 2023-10-19
- 发明人: Hao WANG , Donna TIPPMANN , Michael J. HUBBARD , Todd TAYKOWSKI , Timothy McQUILLEN
- 申请人： Holcim Technology Ltd
- 申请人地址： CH Zug
- 专利权人： Holcim Technology Ltd
- 当前专利权人： Holcim Technology Ltd
- 当前专利权人地址： CH Zug
- 主分类号： E04D5/10
- IPC分类号： E04D5/10 ; B32B7/12 ; B32B27/08 ; B32B27/20
摘要：
A multi-layered thermoplastic roofing membrane comprising a planar body including at least three layers, said at least three layers including (i) a top layer that includes magnesium hydroxide dispersed within a thermoplastic resin, (ii) an upper middle layer disposed below said top layer and including magnesium hydroxide and calcium carbonate dispersed within a thermoplastic resin, and (iii) a lower layer disposed below said upper middle layer and including magnesium hydroxide and calcium carbonate dispersed within a thermoplastic resin.
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