Engine coolant additive

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United States of America Patent

PATENT NO 9051515
APP PUB NO 20140264180A1
SERIAL NO

13833742

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Abstract

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An engine coolant additive for use in combination with a major amount of a coolant liquid is described. The engine coolant additive has an alkaline pH, and includes a salt of a monobasic carboxylic acid compound, a salt of an azole compound, and from about 25 weight percent to about 35 weight percent water. The additive may optionally include a transition metal compound such as molybdenum-containing compounds to assist in corrosion inhibition.

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Patent Owner(s)

  • ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Turcotte, David E Lexington, US 35 337

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