Bis-imidazoline compounds as corrosion inhibitors and preparation thereof

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United States of America Patent

PATENT NO 10487406
APP PUB NO 20160319442A1
SERIAL NO

15107782

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Abstract

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The disclosure provides compositions and methods for inhibiting corrosion of a copper surface using a bis-imidazoline compound having an aromatic group, such as an aryl bis-imidazoline. The bis-imidazoline corrosion inhibitor can provide one or more advantage in use such as synergistic performance in aqueous and acidic media at low active dosages, resistance to decomposition or degradation in the presence of harsh reagents, ease of dispersion in an aqueous system, and improved thermal stability over conventional triazole based inhibitors. The disclosure also provides methods for the synthesis of bis-imidazoline compounds.

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Patent Owner(s)

Patent OwnerAddress
THE DOW CHEMICAL COMPANY2030 DOW CENTER MIDLAND MI 48674

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dicholkar, Deepak Vitawa, IN 1 3
Gulabani, Ritesh Vadodara, IN 4 6
King, Stephen W League City, US 121 535
Ku, Sung-Yu Lake Jackson, US 19 10

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