发明名称 |
PROCESS FOR THE PREPARATION OF BRIGHTENER PIGMENTS |
摘要 |
Process for the preparation of a brightener pigment comprising (a) a water-insoluble urea-formaldehyde resin having a water content of more than or equal to 50% by weight, and (b) a water-soluble fluorescent whitening agent, which process comprises adding together (a), (b) and an inorganic salt, the amount of the inorganic salt being sufficient to effect deposition of the water-soluble fluorescent whitening agent (b) on the water-insoluble urea-formaldehyde resin (a).
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申请公布号 |
US2010276636(A1) |
申请公布日期 |
2010.11.04 |
申请号 |
US20100837581 |
申请日期 |
2010.07.16 |
申请人 |
HOCHBERG ROBERT;BECHERER OLIVER;MERKLE GERHARD |
发明人 |
HOCHBERG ROBERT;BECHERER OLIVER;MERKLE GERHARD |
分类号 |
C09K11/06;C09B23/14;C11D3/42;D06M15/423 |
主分类号 |
C09K11/06 |
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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