VISCOSIFIER FOR TREATMENT OF A SUBTERRANEAN FORMATION
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United States of America Patent
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Issued Date -
Sep 15, 2016
app pub date -
Feb 12, 2014
filing date -
Feb 12, 2014
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Abstract
Various embodiments disclosed related to methods, compositions, and systems for treating a subterranean formation including a viscosifier polymer. In various embodiments, the present invention provides a method of treating a subterranean formation that can include obtaining or providing a composition including a viscosifier polymer. The viscosifier polymer includes an ethylene repeating unit including a —C(O)NH2 group and an ethylene repeating unit including an —S(O)2OR1 group, wherein the repeating units are in block, alternate, or random configuration. At each occurrence R1 is independently selected from the group consisting of —H and a counterion. The method can also include placing the composition in a subterranean formation downhole.
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