Antifreeze/coolant composition

Details Antifreeze/coolant composition Antifreeze/coolant composition

1998-03-10

1999-06-15

Skane, Christine

Compositions

Heat-exchange, low-freezing or pour point, or high boiling...

Organic components

252 79, C09K 500

Patent

active

059119063

ABSTRACT:
An antifreeze/coolant composition is disclosed, which can effectively inhibit corrosion of metals, particularly cast aluminum and cast iron, and can also inhibit cavitation damage to metals in an engine cooling system. The antifreeze/coolant composition comprises a glycol as the chief ingredient, 0.1-0.5% by weight of at least one ingredient selected from among C.sub.6 -C.sub.12 aliphatic monobasic acids and their salts, and 0.1-0.5% by weight of at least one ingredient selected from among alkoxybenzoic acids having C.sub.1 -C.sub.5 alkoxy and their salts.

REFERENCES:
patent: 4647392 (1987-03-01), Darden et al.
patent: 5711894 (1998-01-01), Miyake et al.

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