发明公开
- 专利标题: COUCHE D'OPACIFICATION D'UN SUPPORT PAPIER
- 专利标题(英): Opacifying layer for a paper medium
- 专利标题(中): 雾层适用于由纸介质
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申请号: EP13766599.8申请日: 2013-08-29
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公开(公告)号: EP2890845A1公开(公告)日: 2015-07-08
- 发明人: BRAS, Julien , BELGACEM, Naceur , BARDET, Raphael , AGUT, Philippe , DUMAS, Jocelyne
- 申请人: Institut Polytechnique de Grenoble , Papeteries du Leman
- 申请人地址: 46 avenue Félix Viallet 38000 Grenoble FR
- 专利权人: Institut Polytechnique de Grenoble,Papeteries du Leman
- 当前专利权人: Institut Polytechnique de Grenoble,Papeteries du Leman
- 当前专利权人地址: 46 avenue Félix Viallet 38000 Grenoble FR
- 代理机构: Thibon, Laurent
- 优先权: FR1258093 20120830
- 国际公布: WO2014033409 20140306
- 主分类号: D21H17/25
- IPC分类号: D21H17/25 ; D21H17/67 ; D21H17/00 ; D21H19/38 ; D21H21/28 ; D21H21/52 ; C09D101/02 ; C09D7/12
摘要:
The invention relates to a layer for coating a medium, comprising a mixture of cellulose nanofibres and grains of a filler or pigment, in which: the cellulose nanofibres have a diameter of less than 50 nm and a shape factor greater than 30, and at least 50% of the grains have a size smaller than 500 nm.
公开/授权文献
- EP2890845B1 COUCHE D'OPACIFICATION D'UN SUPPORT PAPIER 公开/授权日:2018-12-12
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