发明名称 |
Process for the production of negligibly dusty preparation |
摘要 |
Described is a process for the production of negligibly dusty preparations by spray drying an aqueous suspension containing at least one water-soluble dye or optical brightener and optionally further additives, characterized in that a dust-binding surface active agent is added to the aqueous suspension containing at least one adhesive as e.g. sorbitol and/or to the spray-dried product.
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申请公布号 |
US4295851(A) |
申请公布日期 |
1981.10.20 |
申请号 |
US19800160256 |
申请日期 |
1980.06.17 |
申请人 |
CIBA-GEIGY CORPORATION |
发明人 |
NEUMANN, KONRAD;SCHENKENBERGER, ERNST;RESCH, FRIEDRICH |
分类号 |
C09B67/42;C09B67/00;C09B67/06;D06L3/12;(IPC1-7):C09B67/06;C09B67/08;C09B67/24;C09B67/32 |
主分类号 |
C09B67/42 |
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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