发明名称 |
Aqueous solutions of optical brighteners |
摘要 |
The instant invention relates to storage stable aqueous optical brightener/PVOH solutions of low viscosity which may be used directly by the papermaker, in that they can be metered by pump directly into a coating composition, and which provide coated papers of a surprisingly high whiteness |
申请公布号 |
ZA200900904(B) |
申请公布日期 |
2010.04.28 |
申请号 |
ZA20090000904 |
申请日期 |
2009.02.06 |
申请人 |
CLARIANT FINANCE (BVI) LIMITED |
发明人 |
GAUTO, MARIELA;JACKSON, ANDREW CLIVE;TINDAL, ALEC STEWART |
分类号 |
C08K;C08L;D21H |
主分类号 |
C08K |
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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