发明名称 |
Coated sodium percarbonate particles, process for their preparation, their use in detergent compositions and detergent compositions containing them |
摘要 |
Coated sodium percarbonate particles are provided which contain a sodium percarbonate core, and a coating layer substantially free from sulate, borate and magnesium compounds, having at least 30 and at most 75% w/w of an alkali metal carbonate and at least 25 and at most 70% w/w of an alkali metal silicate. The alkali metal carbonate and silicate being uniformly dispersed in the coating layer. Also provided is a process for the preparation of the coated sodium percarbonate particles and their use in detergent compositions.
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申请公布号 |
US6521583(B1) |
申请公布日期 |
2003.02.18 |
申请号 |
US20010701780 |
申请日期 |
2001.04.16 |
申请人 |
SOLVAY (SOCIETE ANONYME) |
发明人 |
JAMES ALUN P.;HORNE GRAHAM R.;CANDY TOM;ROESLER RICHARD;MATHES MANFRED |
分类号 |
C01B15/10;C11D3/08;C11D3/10;C11D3/12;C11D3/39;C11D17/00;(IPC1-7):C11D17/00;C11D3/395 |
主分类号 |
C01B15/10 |
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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