Antifreeze/coolant composition containing p-toluate and a molybd

Compositions – Heat-exchange – low-freezing or pour point – or high boiling... – Organic components

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252 79, C09K 520

Patent

active

061268518

ABSTRACT:
A glycol-based antifreeze/coolant concentrate to be blended in coolant in a cooling system of a vehicle is disclosed, which can effectively inhibit occurrence of cavitation damage in the cooling system while suppressing production of nitrosoamine which is a known carcinogenic substance. A glycol-based antifreeze/coolant concentrate of the present invention contains a 0.05-8.0 wt. % p-toluate and a 0.01-1.0 wt. % molybdate.

REFERENCES:
patent: 5489391 (1996-02-01), Nawa et al.
patent: 5811025 (1998-09-01), Kawai et al.

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