Use of asymmetrical phosphate esters as corrosion inhibitors

Details Use of asymmetrical phosphate esters as corrosion inhibitors Use of asymmetrical phosphate esters as corrosion inhibitors

C - Chemistry, Metallurgy

23

F

148/17, 31/35

C23F 11/16 (2006.01) A62D 1/02 (2006.01) C07F 9/09 (2006.01) C07F 9/14 (2006.01) C23F 11/167 (2006.01)

Patent

CA 1169239

150-4422 IMPROVEMENTS IN OR RELATING TO ORGANIC COMPOUNDS Abstract of the Disclosure Asymmetrical phosphate esters of formula I Image I in which R is C1-20alkyl, R1 is C1-20alkyl, R2 is hydrogen or methyl x is 1-15 and M is hydrogen, an alkali metal ion or an equivalent of an alkali earth metal or zinc ion are effective inhibitors of oxidative corrosion of metals: in the presence of electrolytes. They may be used alone or in conjunction with further additives, and are preferablv dissolved in the electrolyte with which the metal is to come in contact. 3700/PG/FZ

376444

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