C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
134/4, 134/3.6
C11D 17/00 (2006.01) C11D 3/20 (2006.01) C11D 7/14 (2006.01) C11D 7/18 (2006.01)
Patent
CA 2273325
The present invention relates to tablets comprising a core and a coating, the core being formed by compressing a particulate material, the particulate material comprising surfactant and detergent builder, and the coating comprising a material, or mixture of materials, which is substantially insoluble in water at 25 ~C. The invention also relates to processes for making the tablets.
La présente invention concerne des pains de détergent comprenant un noyau et un enrobage, le noyau étant formé par compression d'une matière particulaire, la matière particulaire comprenant un tensioactif et un adjuvant pour détergents, et l'enrobage comprenant une matière ou un mélange de matières sensiblement insoluble dans l'eau à 25 ·C. L'invention se rapporte également à des processus de fabrication des pains de détergent.
Van Dijk Paul Irma Albertus
Vega Jose Luis
Kirby Eades Gale Baker
The Procter & Gamble Company
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