Application of various water soluble polymers in gas hydrate inhibition

Muhammad Shahzad Kamal, Ibnelwaleed A. Hussein, Abdullah S. Sultan, Nicolas von Solms

Research output: Contribution to journalJournal articleResearchpeer-review


Formation of hydrates in gas transmission lines due to high pressures and low temperatures is a serious problem in the oil and gas industry with potential hazards and/or economic losses. Kinetic hydrate inhibitors are water soluble polymeric compounds that prevent or delay hydrate formation. This review presents the various types of water soluble polymers used for hydrate inhibition, including conventional and novel polymeric inhibitors along with their limitations. The review covers the relevant properties of vinyl lactam, amide, dendrimeric, fluorinated, and natural biodegradable polymers. The factors affecting the performance of these polymers and the structure-property relationships are reviewed. A comprehensive review of the techniques used to evaluate the performance of the polymeric inhibitors is given. This review also addresses recent developments, current and future challenges, and field applications of a range of polymeric kinetic hydrate inhibitors.
Original languageEnglish
JournalRenewable and Sustainable Energy Reviews
Pages (from-to)206-225
Publication statusPublished - 2016


  • Gas hydrates
  • Induction time
  • Kinetic inhibitors
  • Poly(vinyl caprolactam)
  • Water soluble polymers


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