发明名称 |
WATER RESISTANT CEMENTITIOUS ARTICLE AND METHOD FOR PREPARING SAME |
摘要 |
<p>A fibrous mat-faced cementitious article comprising (a) a cementitious core, and (b) a first fibrous mat comprising polymer or mineral fibers and a hydrophobic finish on at least one surface thereof, wherein the hydrophobic finish is in contact with the cementitious core, and a method of preparing a fibrous mat-faced cementitious article, as well as a method of preparing a water-resistant cementitious article comprising (a) preparing an aqueous siloxane dispersion, wherein the dispersion comprises about 4 wt.% to about 8 wt.% siloxane, (b) combining the siloxane dispersion with a cementitious mixture to provide a cementitious slurry, (c) depositing the cementitious slurry onto a substrate, and (d) allowing the cementitious slurry to harden, thereby providing a cementitious article.</p> |
申请公布号 |
CA2676994(C) |
申请公布日期 |
2015.12.29 |
申请号 |
CA20082676994 |
申请日期 |
2008.02.07 |
申请人 |
UNITED STATES GYPSUM COMPANY |
发明人 |
ENGBRECHT, DICK C.;LIU, QINGXIA;SHAKE, MICHAEL P.;WANG, XUMING;MILLER, DAVID PAUL;BOLIND, MICHAEL L.;REED, PAUL;ROELFS, DONALD L.;BURY, RAFAEL |
分类号 |
B32B13/14;B28B19/00;C04B24/42;E04C2/04 |
主分类号 |
B32B13/14 |
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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