发明授权
- 专利标题: Disulfo-type fluorescent whitening agents
- 专利标题(中): 二磺型荧光增白剂
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申请号: US13496678申请日: 2010-09-17
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公开(公告)号: US08696867B2公开(公告)日: 2014-04-15
- 发明人: Bernhard Hunke , Andrei Tauber , Michael Kraemer , Guenter Klug , Theo Lansing , Marco Hafermann
- 申请人: Bernhard Hunke , Andrei Tauber , Michael Kraemer , Guenter Klug , Theo Lansing , Marco Hafermann
- 申请人地址: DE
- 专利权人: Blankophor GmbH & Co. KG
- 当前专利权人: Blankophor GmbH & Co. KG
- 当前专利权人地址: DE
- 代理机构: Cantor Colburn LLP
- 优先权: EP09170579 20090917
- 国际申请: PCT/EP2010/063699 WO 20100917
- 国际公布: WO2011/033062 WO 20110324
- 主分类号: D21F11/00
- IPC分类号: D21F11/00
摘要:
Concentrated aqueous fluorescent whitening agent preparations are disclosed for optically whitening paper, wherein the preparation contains a specific disulfo-type fluorescent whitening agent.
公开/授权文献
- US20120211188A1 DISULFO-TYPE FLUORESCENT WHITENING AGENTS 公开/授权日:2012-08-23
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