C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
31/59
C09K 5/00 (2006.01) C23F 11/167 (2006.01) C23F 11/173 (2006.01)
Patent
CA 2027302
SILICATE-FREE COOLANT COMPOSITION HAVING CORROSION INHIBITOR THEREIN Abstract of the Disclosure In addition to a freezing point depressant, aqueous silicate-free coolant compositions, especially anti- freeze formulations, contain corrosion inhibitors which are phosphate esters of alkyl polyoxyethylene polymers and/or phosphate esters of polyoxyethylene/polyoxypropylene copolymers. -65-
Coker Daniel Edward
Hirozawa Stanley Tariho
Basf Corporation
Robic
LandOfFree
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