08518868 is referenced by 2 patents and cites 22 patents.

Gemini surfactants having the structural formula: where: R1 is a radical represented by —H or —CH3, R2 is an alkyl or alkenyl chain, or cycloalkyl or aryl; R3 is a radical represented by —H, —CH3, —CH═CH—CH3, or —COOX; R4 is a radical represented by —H, —CH3, or —CH2—COOX; R5 is a radical represented by —H, an alkyl or alkenyl, cycloalkyl or aryl group, or a metal; R6 is a radical represented by an alkyl, alkenyl, cycloalkyl or aryl group; n and m can have values from 1 to 250, depending on the molecular weight of polyether used; and i can have values of 0 and 1: In the radical —COOX used in R3 and R4, X is represented by: —H, an alkyl, alkenyl group, a cycloalkyl or aryl group, or a metal.

Title
Gemini surfactants, process of manufacture and use as multifunctional corrosion inhibitors
Application Number
12/967520
Publication Number
8518868 (B2)
Application Date
December 14, 2010
Publication Date
August 27, 2013
Inventor
Simon Lopez Ramirez
Mexico City
MX
Hiram Isaac Beltran Conde
Mexico City
MX
Luis Silvestre Zamudio Rivera
Mexico City
MX
Violeta Yasmin Mena Cervantes
Mexico City
MX
Raul Hernandez Altamirano
Mexico City
MX
Agent
Roylance Abrams Berdo & Goodman L
Assignee
Instituto Mexicano del Petroleo
MX
IPC
C11D 1/72
C11D 1/10
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