C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 1/26 (2006.01) C08L 1/28 (2006.01) C08L 1/30 (2006.01) C08L 5/00 (2006.01) C08L 5/14 (2006.01) C09D 7/00 (2006.01)
Patent
CA 2347839
The present invention provides thickener compositions comprising a combination of associative thickeners, wherein at least one associative thickener is a hydrophobically modified cellulose derivative or a hydrophobically modified guar derivative and is present in the combination of associative thickeners in a relative amount of at least 70 % by weight or in a relative amount of not more than 30 % by weight, based on the weight of the combination of associative thickeners.
La présente invention concerne des compositions d'épaississant comprenant une combinaison d'épaississants associatifs, dans laquelle au moins un épaississant associatif est un dérivé cellulosique rendu hydrophobe ou un dérivé de guar rendu hydrophobe et présent dans la combinaison d'épaississants associatifs dans une quantité relative d'au moins 70 % en poids ou dans une quantité relative au plus égale à 30 % en poids par rapport au poids de la combinaison des épaississants associatifs.
Fetherstonhaugh & Co.
Hercules Incorporated
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