发明名称 |
IMPROVED OPTICAL BRIGHTENING COMPOSITIONS |
摘要 |
A sizing composition for paper, characterised in that the sizing composition comprises (a) at least one optical brightener of formula (1), (b) a magnesium salt; and (c) a binding agent, which is selected from the group consisting of native starch, enzymatically modified starch and chemically modified starch; 0.1 to 15 parts of component (b) being present per part of component (a). |
申请公布号 |
EP2260146(A2) |
申请公布日期 |
2010.12.15 |
申请号 |
EP20090724296 |
申请日期 |
2009.03.12 |
申请人 |
CLARIANT FINANCE (BVI) LIMITED |
发明人 |
JACKSON, ANDREW, CLIVE;PUDDIPHATT, DAVID;KLEIN, CEDRIC |
分类号 |
D21H17/66;D21H21/16;D21H21/30 |
主分类号 |
D21H17/66 |
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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