Abstract: This invention provides compositions and methods that inhibit formation of alkenyl sulfide polymers and allow the hydrogen sulfide to be removed when scavenging hydrogen sulfide by reaction with aldehydes.
Type:
Grant
Filed:
May 4, 2023
Date of Patent:
April 2, 2024
Assignee:
NEXGEN OILFIELD CHEMICALS, LLC
Inventors:
James Begeal, Chris Williamson, Ali Yousef, Dallas Watson
Abstract: Embodiments of a composition of the present invention for scavenging sulfides from hydrocarbon fluids and water generally include diaminol/diaminacetal provided in a chemical system, wherein the diaminol/diaminacetal is prepared by reacting one molar equivalent of glyoxal and two molar equivalents of a primary amine functionality. In various embodiments, the chemical system includes at least one component selected from surfactants, hydrotropes, alcohols, amines, amino acids, and ethers. Embodiments of a method for scavenging sulfides from hydrocarbon fluids and water is also provided.
Type:
Application
Filed:
October 16, 2020
Publication date:
January 20, 2022
Applicant:
Nexgen Oilfield Chemicals, LLC
Inventors:
James Begeal, Chris Williamson, Ali Yousef