| 发明名称 |
PAPER PRODUCTS AND METHOD OF MAKING |
| 摘要 |
Coated or uncoated paper having small sized calcium carbonate placed on it h as fewer voids than paper without the calcium carbonate place on it. Uncoated paper having small sized calcium carbonate placed on it has greater stiffness than the same weight of paper without calcium carbonate placed on it.
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| 申请公布号 |
CA2489636(A1) |
申请公布日期 |
2005.06.22 |
| 申请号 |
CA20042489636 |
申请日期 |
2004.12.09 |
| 申请人 |
WEYERHAEUSER COMPANY |
发明人 |
NEOGI, AMAR N.;DOUGHERTY, MICHAEL J.;PARK, DAVID W. |
| 分类号 |
D21H17/63;D21H17/66;D21H17/67;D21H19/36;D21H19/38;D21H21/52;D21H23/50;(IPC1-7):D21H17/63 |
主分类号 |
D21H17/63 |
| 代理机构 |
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代理人 |
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| 地址 |
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