发明名称 PROCESS FOR MAKING DETERGENT COMPOSITIONS
摘要 A process for making a high active granular detergent component or composition having a bulk density of at least 650 g/l which comprises the steps of: i) making a paste or liquid which comprises at least 40 % by weight of a surfactant selected from anionic and nonionic surfactants, ii) mixing said surfactant paste or liquid with a powder to form a mixture which may be in the form of either a paste of a cohesive powder; iii) forming granules by fine dispersion mixing or granulation of said mixture, optionally in the presence of an effective amount of one or more additional powders; wherein the powder used in step ii) comprises a free-flowing, premixed powder comprising from 0.5 % to 10 % by weight of a hydrophobic silica and from 75 % to 99.5 % by weight of a hygroscopic powder comprising a polymer.
申请公布号 WO9505449(A1) 申请公布日期 1995.02.23
申请号 WO1994US09325 申请日期 1994.08.18
申请人 THE PROCTER & GAMBLE COMPANY;ANGELL, ADRIAN, JOHN, WAYNFORTH;FRANCE, PAUL, AMAAT, RAYMOND, GERARD 发明人 ANGELL, ADRIAN, JOHN, WAYNFORTH;FRANCE, PAUL, AMAAT, RAYMOND, GERARD
分类号 C11D3/08;C11D3/12;C11D3/37;C11D11/00;C11D17/06;(IPC1-7):C11D11/00;C11D7/20;B29C67/00 主分类号 C11D3/08
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