发明名称 |
Gypsum wallboard with improved nail pull strength and the method for making same |
摘要 |
Repulped fiber that has been treated with an aqueous solution of a caustic selected from sodium hydroxide, potassium hydroxide and sodium carbonate, is used to make wallboard paper that is used to make a gypsum wallboard having improved nail pulling strength compared to gypsum wallboard made with fiber wallboard paper that has not been treated with caustic.
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申请公布号 |
US8034203(B2) |
申请公布日期 |
2011.10.11 |
申请号 |
US20070735060 |
申请日期 |
2007.04.13 |
申请人 |
UNITED STATES GYPSUM COMPANY |
发明人 |
XU YUFENG;WEINBERGER RENEE J. |
分类号 |
B29C65/00;B32B9/00;B32B13/00;B32B19/00;B32B37/00 |
主分类号 |
B29C65/00 |
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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