Patent ID: 11932795
Assignee: ECOLAB USA INC.
Field: Surface technology, coating (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A method for reducing, inhibiting, or preventing corrosion of a surface, the method comprising:
adding an anticorrosion compound of Formula 2 to a fluid in contact with the surface, wherein the surface comprises a metal, the anticorrosion compound of Formula 2 having a structure corresponding to:, , wherein Z has the structure corresponding to Z1 or Z2:, , wherein
X is hydroxyl or —NHR9;
n is 0;
R1, R2, R4, and R5 are independently hydrogen, hydroxyl, alkyl, alkoxyl, aryl, alkaryl, aralkyl, or —NR8R9 or any two adjacent groups of R1, R2, R4, and R5 form one or more ring structures;
R8 and R9 are independently hydrogen, unsubstituted alkyl, unsubstituted alkenyl, unsubstituted aryl, unsubstituted alkaryl, unsubstituted aralkyl, substituted alkyl, substituted alkenyl, or substituted alkaryl, wherein the substituted alkyl, substituted alkenyl, or substituted alkaryl are substituted with at least one hydroxyl or ether;
R10 is independently hydrogen, alkyl, or aryl;
R11 is alkyl, aryl, or —(CH2)z-O—R12;
R12 is hydrogen or alkyl; and
z is an integer from 1 to 10.