Detergent compositions

Details Detergent compositions Detergent compositions

C - Chemistry, Metallurgy

11

D

C11D 17/00 (2006.01) C11D 3/02 (2006.01) C11D 3/06 (2006.01)

Patent

CA 2389984

A multi-region detergent tablet of compressed particulate composition is provided comprising a detergent active compound, a detergency builder, particles which contain sodium tripolyphosphate with a content of the Phase I form which is more than 40 % by weight of the sodium tripolyphosphate in the said particles, at least one salt which is fully hydrated and optionally other detergent ingredients, where in one or more of the regions which contains the particles which contain sodium tripolyphosphate there is less than 10 % by weight of that region of fully hydrated salts, and there is at least one region containing at least 10 % by weight of that region of fully hydrated salts.

On décrit une pastille de détergent à régions multiples formée d'une composition particulaire comprimée comprenant un composé actif de détergent, un adjuvant de détergence, des particules contenant du tripolyphosphate de sodium avec une teneur en forme de Phase I qui représente plus de 40 % en poids du tripolyphosphate de sodium desdites particules, au moins un sel qui est entièrement hydraté et facultativement d'autres ingrédients de détergent. Dans cette pastille, au moins une des régions contenant les particules qui renferment du tripolyphosphate de sodium représente moins de 10 % en poids de ladite région formée de sels entièrement hydratés et au moins une région contient au moins 10 % en poids de ladite région contenant des sels entièrement hydratés.

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