发明授权
- 专利标题： Compositions of fluorescent whitening agents
- 专利标题（中）： 荧光增白剂组合物
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申请号： US11665886申请日： 2005-10-17
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公开(公告)号： US07731820B2公开(公告)日： 2010-06-08
- 发明人: Robert Cockcroft , Ted Deisenroth , Peter Rohringer , Winfried Steffen
- 申请人： Robert Cockcroft , Ted Deisenroth , Peter Rohringer , Winfried Steffen
- 申请人地址： US NY Tarrytown
- 专利权人： Ciba Specialty Chemicals Corporation
- 当前专利权人： Ciba Specialty Chemicals Corporation
- 当前专利权人地址： US NY Tarrytown
- 代理商 Shiela A. Loggins
- 优先权： EP04105343 20041027
- 国际申请： PCT/EP2005/055301 WO 20051017
- 国际公布： WO2006/045714 WO 20060504
- 主分类号： D21H21/30
- IPC分类号： D21H21/30 ; D21H17/37 ; D21H17/53
摘要：
The invention relates to a composition comprising a) at least one water-soluble fluorescent whitening agent, b) a polymer formed from an ethylenically unsaturated monomer or monomer blend, characterized in that at least one monomer is acrylamide and the water-soluble polymer has an average (weight average) molecular weight of between 500 and 49,000, optionally, c) polyethylene glycol with a weight average molecular weight of between 500 and 6000 and d) water and the use of the composition for the fluorescent whitening of paper in coating and size press or film press applications.
公开/授权文献
- US20080073617A1 Compositions of Fluorescent Whitening Agents 公开/授权日：2008-03-27
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