C - Chemistry – Metallurgy – 09 – C
Patent
C - Chemistry, Metallurgy
09
C
C09C 1/40 (2006.01) D21H 19/36 (2006.01) D21H 17/37 (2006.01) D21H 17/67 (2006.01) D21H 17/68 (2006.01) D21H 19/38 (2006.01) D21H 19/44 (2006.01)
Patent
CA 2495096
The present invention relates to Aluminum trihydrate slurries comprising aluminum trihydrate particles, an acrylic dispersant, citric acid, synthetic hectorite clay, optionally a compound to adjust pH, a biocide and water. These slurries may be mixed with titanium dioxide slurries to produce a stable slurry blends useful in paper and paper-board applications.
L'invention concerne des bouillies de trihydrate d'aluminium renfermant des particules de trihydrate d'aluminium, un dispersant acrylique, de l'acide citrique, de l'hectorite synthétique, éventuellement un composé permettant d'adapter le pH, un biocide et de l'eau. Ces bouillies peuvent être mélangées avec des bouillies de dioxyde de titane, aux fins de production d'un mélange de bouillies stable utile pour des applications de papier et de carton.
Defeo Maureen A.
Evers Glenn Richard
Mcintyre Patrick F.
E. I. Du Pont de Nemours And Company
Torys Llp
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