Modified amines useful as scale inhibitors in wet process phosphoric acid production

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United States of America Patent

PATENT NO 10906828
APP PUB NO 20160229725A1
SERIAL NO

15041837

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Abstract

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Processes for inhibiting scale produced during wet process phosphoric acid production by adding a scale inhibiting amount of a reagent having at least one amine portion including at least one primary amine, and at least one hydrocarbyl portion having an insolubilizing group attached thereto to at least one stage of a wet process phosphoric acid production process are provided herein.

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CYTEC INDUSTRIES INC5 GARRET MOUNTAIN PLAZA LEGAL/PATENT DEPT WOODLAND PARK NJ 07424

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Carr, John Norwalk, US 25 536
Kopreski, Ryan Norwalk, US 1 1
Ryles, Roderick Milford, US 1 1
Zhang, Lei Stamford, US 2799 20393

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