发明名称 |
IMPROVED OPTICAL BRIGHTENING COMPOSITIONS |
摘要 |
PROBLEM TO BE SOLVED: To provide mixed salts of optical brighteners comprising Mg2+, which provide superior optical brightening effects when applied to the surface of paper.SOLUTION: This invention provides a compound represented by formula (1) (R1 and R 2 are hydrogen or SO3-; and M is a mixture of Mgwith another cation). |
申请公布号 |
JP2015120690(A) |
申请公布日期 |
2015.07.02 |
申请号 |
JP20140253266 |
申请日期 |
2014.12.15 |
申请人 |
CLARIANT FINANCE BVI LTD |
发明人 |
ANDREW CLIVE JACKSON;DAVID PUDDIPHATT;SEDRIK KLJAJN |
分类号 |
C07D251/70;C09B57/00;D06P1/00;D06P3/60;D21H19/10;D21H21/30 |
主分类号 |
C07D251/70 |
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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