| 发明名称 | Paper product, and process for manufacturing a paper product | ||
| 摘要 | The invention relates to a paper product formed from fiber-based source material and applicable as printing paper. According to the invention, the surface of the paper product is finished by providing sufficient density on the surface so that the density of at least one surface layer of the paper product is sufficiently high to yield a Gurley-Hill value of more than 7000 s/100 ml as measured from the entire paper product, and the paper product has been dried to a moisture content of less than 3.5%. In addition, the invention relates to a process for manufacturing a paper product. | ||
| 申请公布号 | US8821690(B2) | 申请公布日期 | 2014.09.02 |
| 申请号 | US201013394192 | 申请日期 | 2010.09.06 |
| 申请人 | UPM-Kymmene Corporation | 发明人 | Oksanen Mikko;Varvemaa Janne |
| 分类号 | D21F2/00 | 主分类号 | D21F2/00 |
| 代理机构 | Merchant & Gould P.C. | 代理人 | Merchant & Gould P.C. |
| 主权项 | 1. A paper product formed from fiber-based source material and applicable as printing paper, wherein the surface of the paper product is finished by providing sufficient density on the surface so that the density of at least one surface layer of the paper product is sufficiently high to yield a Gurley-Hill value of more than 7000 s/100 ml as measured from the entire paper product, and the paper product has been dried to a moisture content of less than 3.0%. | ||
| 地址 | Helsinki FI | ||