Coolant stabilizer

Details Coolant stabilizer Coolant stabilizer

1985-12-16

1987-11-17

Wax, Robert A.

Compositions

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

Organic components

252 783, 252 785, 252180, 252181, 556405, C09K 500

Patent

active

047072865

ABSTRACT:
A stabilizer for glycol or glycol ether based aqueous coolant compositions comprising a combination of certain organic phosphonate compounds and certain organic silicon compounds, and coolant compositions containing such a stabilizer and methods of stabilizing coolant compositions by the addition of such stabilizer.

REFERENCES:
patent: 2349338 (1944-05-01), Clapsadle et al.
patent: 3303139 (1967-02-01), Blaser et al.
patent: 3723333 (1973-03-01), Freyhold
patent: 3960576 (1976-06-01), Carter et al.
patent: 4209398 (1980-06-01), Ii et al.
patent: 4320023 (1982-03-01), White
patent: 4370255 (1983-01-01), Plueddemann
patent: 4460478 (1984-07-01), Mohr et al.
patent: 4466896 (1984-08-01), Darden

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