发明名称 |
OPTICAL BRIGHTENER DISPERSION |
摘要 |
There are disclosed aqueous dispersions comprising water-insoluble or sparingly soluble fluorescent whitening agents, dispersants, further optional assistants and a copolymer of 2-vinylpyrrolidone and 3-vinylpropionic acid, their preparation and the use thereof for whitening textile fibre materials. These novel dispersions are storage-stable. |
申请公布号 |
EP0321393(B1) |
申请公布日期 |
1993.02.17 |
申请号 |
EP19880810793 |
申请日期 |
1988.11.18 |
申请人 |
CIBA-GEIGY AG |
发明人 |
FRINGELI, WERNER, DR.;JOELLENBECK, MARTIN, DR. |
分类号 |
C09B57/00;C09B57/02;C09B57/08;C09K11/06;D06L3/12;E21B43/247 |
主分类号 |
C09B57/00 |
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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