Polymeric materials
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United States of America Patent
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Oct 10, 2017
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Jul 1, 2014
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Jul 3, 2013
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Abstract
Polymeric materials for use in challenging situations in the oil and gas industry (e.g. challenging physical and chemical environments) are described. The polymeric materials comprise a polymeric material having a repeat unit of formula I and a repeat unit of formula II wherein Ph represents a phenylene moiety; wherein the repeat units I and II are in the relative molar proportions 95:5 to 80:20.
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