The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 27, 2024
Filed:
Jul. 07, 2022
Ypf Tecnología S.a., Ciudad Autónoma de Buenos Aires, AR;
Consejo Nacional DE Investigaciones Científicas Y Técnicas (Conicet), Ciudad Autónoma de Buenos Aires, AR;
Omar Azzaroni, La Plata Prov. de Buenos Aires, AR;
Juan Martín Giussi, La Plata Prov. de Buenos Aires, AR;
Agustín Iborra, La Plata Prov. de Buenos Aires, AR;
Isabel Vega, Ciudad Autónoma de Buenos Aires, AR;
YPF TECNOLOGÍA S.A., Ciudad Autónoma de Buenos Aires, AR;
CONSEJO NACIONAL DE INVESTIGACIONES CIENTÍFICAS Y TÉCNICAS (CONICET), Ciudad Autónoma de Buenos Aires, AR;
Abstract
A polymeric surfactant for use in chemical enhanced oil recovery, including a terpolymer of a first non-ionic monomer, a second non-ionic monomer, and an ionic monomer, the first non-ionic monomer being a hydrophilic monomer and the second non-ionic monomer being a hydrophobic monomer, the ionic monomer being in a lower proportion than the first and second non-ionic monomers. A method of preparation of polymeric surfactants.