C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/12 (2006.01) C11D 17/06 (2006.01)
Patent
CA 2191725
The invention relates to a process of mechanically washing soiled articles with a wash liquor having a low pH and comprising silica material, to a mechanical dish washing composition producing a low pH and comprising silica, to a method of preparing a mechanical dish washing composition comprising silica, to silica granules as well as their preparation and to the use of silica material.
L'invention se rapporte à un procédé de lavage automatique d'articles souillés, procédé consistant à utiliser une liqueur de lavage à pH faible qui comprend un matériau à base de silice. L'invention se rapporte également à une composition de lavage automatique de la vaisselle à pH faible, comprenant de la silice, à un procédé de préparation de la composition précitée, et à des granules de silice, ainsi qu'à leur préparation et leur utilisation.
Gordon James William
Tomlinson Alan Digby
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Plc Unilever
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