发明申请
- 专利标题: PAPER PRODUCTION WITH MODIFIED SILICA GELS AS MICROPARTICLES
- 专利标题(中): 用改性二氧化硅凝胶作为微量纸生产纸
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申请号: US12685947申请日: 2010-01-12
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公开(公告)号: US20100108277A1公开(公告)日: 2010-05-06
- 发明人: Karlheinrich Meisel , Bernd Thiele , Gerd-Friedrich Renner , Johan Kijlstra , Arno Nennemann , Thomas Hubbe , Lothar Puppe
- 申请人: Karlheinrich Meisel , Bernd Thiele , Gerd-Friedrich Renner , Johan Kijlstra , Arno Nennemann , Thomas Hubbe , Lothar Puppe
- 申请人地址: FI Helsinki
- 专利权人: KEMIRA OYJ
- 当前专利权人: KEMIRA OYJ
- 当前专利权人地址: FI Helsinki
- 优先权: DE103-30-395.2 20030704; DE10-2004-020-112.9 20040424
- 主分类号: D21H17/13
- IPC分类号: D21H17/13 ; B01F3/12
摘要:
Use of silica sols containing sulfonic acid groups and/or mercapto groups as microparticles in paper production, in particular for paper retention.
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