发明名称 |
BLEACHING AGENT PARTICLES ENCAPSULATED IN A WATER-SOLUBLE MATERIAL |
摘要 |
<p>The invention relates to encapsulated bleaching agent particles. Said particles consist of a core that contains a bleaching-agent active ingredient and a coating of water-soluble material that at least partially surrounds said core, the core containing peroxocarboxylic acid and the coating material containing polyvinyl alcohol. The particles can be produced by introducing a particulate peroxocarboxylic acid into a fluidized bed, by spraying an aqueous solution containing polyvinyl alcohol onto said bed and by subsequent drying or spray drying.</p> |
申请公布号 |
EP1735422(B2) |
申请公布日期 |
2014.10.15 |
申请号 |
EP20050728973 |
申请日期 |
2005.04.08 |
申请人 |
HENKEL AG & CO. KGAA |
发明人 |
ASSMANN, GEORG;SPECKMANN, HORST-DIETER;MEIER, FRANK;WERNER, HELGA |
分类号 |
C11D3/39;C11D3/37;C11D17/00 |
主分类号 |
C11D3/39 |
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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