发明名称 |
composições de agente branqueador fluorescente |
摘要 |
The invention relates to a composition suitable for optically whitening paper or board, wherein the composition contains specified bis-triazinylamino-stilbene fluorescent whitening agents with carboxylic acid and/or sulfonic acid groups. The composition can be used for whitening paper in the pulp, size press or by coating. |
申请公布号 |
BR112013024082(A2) |
申请公布日期 |
2016.12.06 |
申请号 |
BR20131124082 |
申请日期 |
2012.03.22 |
申请人 |
BLANKOPHOR GMBH & CO. KG |
发明人 |
ANDREI TAUBER;BERNHARD HUNKE;GÜNTER KLUG;MICHAEL KRAEMER |
分类号 |
C07D251/00;C07D251/68;D21H21/30 |
主分类号 |
C07D251/00 |
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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