Phosphated compounds as adhesion promoters

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United States of America Patent

PATENT NO 9637868
APP PUB NO 20150275441A1
SERIAL NO

14437228

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Abstract

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A bitumen containing composition, comprising bitumen and a phosphate compound, which is obtainable by the esterification of a polyhydric alcohol having at least three hydroxyl groups, with a carboxylic acid having 8-24 carbon atoms, preferably 12-22 carbon atoms, or a derivative thereof, wherein at least one but not all of the hydroxyl groups are esterified, provided that when the polyhydric alcohol has 5 or more hydroxyl groups then at least two but not all of the hydroxyl groups are esterified, followed by reacting the ester obtained with a phosphatising reagent; wherein the said composition is not a bitumen-in-water emulsion.

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Patent Owner(s)

Patent OwnerAddress
NOURYON CHEMICALS INTERNATIONAL B V6824 BM ARNHEM

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gorochovceva, Natalija Hjälteby, SE 5 21
Hagberg, Daniel Kullavik, SE 5 11
Nordberg, Johan Mölndal, SE 1 3

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