发明名称 |
PLY FOR A BOARD FROM AN IN-LINE PRODUCTION PROCESS |
摘要 |
A ply for a paper and paperboard made from a ply substrate material, wherein the ply comprises a hybrid material, in an amount of 1-25 wt-% of the ply, wherein the hybrid material is introduced into a target suspension of the short circulation of a fibrous web forming process of a fibrous web machine, in an in-line process, wherein said target suspension forms the ply substrate material, and the hybrid material comprises an alkaline earth carbonate precipitated onto or into fibers or fibrils of a nanofibrillated polysaccharide. |
申请公布号 |
EP2917404(A1) |
申请公布日期 |
2015.09.16 |
申请号 |
EP20130853964 |
申请日期 |
2013.11.06 |
申请人 |
STORA ENSO OYJ;WETEND TECHNOLOGIES LTD |
发明人 |
IMPPOLA, OLAVI;MATULA, JOUNI;MATULA, JUSSI;TAHKOLA, KARRI;HEISKANEN, ISTO;VÄKEVÄINEN, MATTI;RÄSÄNEN, JARI |
分类号 |
D21H11/18;D21H17/25;D21H17/67;D21H17/70 |
主分类号 |
D21H11/18 |
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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