发明名称 |
MULTILAYERED SHEET |
摘要 |
This invention pertains to a layered sheet comprising an inherently flame resistant high strength fiber wet-laid nonwoven carrier having a first and second surface and an inorganic refractory layer adjacent to at least one surface of the carrier wherein the refractory layer has a dry areal weight of from 15 to 50 gsm and the bond strength between the refractory layer and the surface of the paper is at least 0.25 lb/in, preferably at least 0.8 lb/in, wherein the carrier comprises from 70 to 90 weight percent of aramid fibers and from 10 to 30 weight percent of polymeric binder, is hydrophilic, has a thickness of from 0.025 to 0.175 mm and a density of from 0.25 to 1.1 g/cc. |
申请公布号 |
WO2013158696(A1) |
申请公布日期 |
2013.10.24 |
申请号 |
WO2013US36863 |
申请日期 |
2013.04.17 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
KAWKA, DARIUSZ, WLODZIMIERZ |
分类号 |
D21H27/00;B32B5/02;B32B27/34;D21H13/26;D21H17/63;D21H17/68;D21H19/10;D21H21/34 |
主分类号 |
D21H27/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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