C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 5/20 (2006.01) C23F 11/08 (2006.01) C23F 11/10 (2006.01) C23F 11/12 (2006.01) C23F 11/14 (2006.01)
Patent
CA 2431695
The invention relates to aqueous coolants with wet chamber corrosion inhibiting properties, for the running-in phase of internal combustion engines, after which the coolant is run off, comprising at least one ammonium salt of an optionally substituted C~1-C~4 mono- or di-carboxylic acid.
La présente invention concerne des liquides de refroidissement aqueux présentant des propriétés inhibitrices de corrosion en zone humide pour la phase de rodage de moteurs à combustion interne, phase après laquelle le liquide de refroidissement est évacué. Ces liquides de refroidissement contiennent au moins un sel d'ammonium d'un acide C>1<-C>4<-mono- ou dicarboxylique éventuellement substitué.
Bergemann Marco
Meszaros Ladislaus
Nitzschke Uwe
Wenderoth Bernd
Basf Aktiengesellschaft
Borden Ladner Gervais Llp
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