Hydrate inhibitor as well as preparation method and application thereof

The invention relates to the technical field of petrochemical engineering, and discloses a hydrate inhibitor as well as a preparation method and application thereof. The hydrate inhibitor is shown as a formula I, R and R'are independently selected from-H and-CH3, or R ''is C11-17 stra...

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Hauptverfasser: FANG QINGCHAO, WANG ZHIYUAN, ZHAO XIN, QIU ZHENGSONG, KANG YUJIE, LI SUNBO
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creator FANG QINGCHAO
WANG ZHIYUAN
ZHAO XIN
QIU ZHENGSONG
KANG YUJIE
LI SUNBO
description The invention relates to the technical field of petrochemical engineering, and discloses a hydrate inhibitor as well as a preparation method and application thereof. The hydrate inhibitor is shown as a formula I, R and R'are independently selected from-H and-CH3, or R ''is C11-17 straight-chain alkyl. The hydrate inhibitor can effectively inhibit aggregation of hydrate particles and adhesion of the hydrate particles on a pipe wall, so that a shaft is prevented from being blocked, the dosage of a traditional hydrate inhibitor can be greatly reduced, the operation cost and the safety risk are reduced, and technical support is provided for drilling and development of ocean deepwater oil gas and natural gas hydrates. 本发明涉及石油化工技术领域,公开了一种水合物抑制剂及其制备方法和应用。所述水合物抑制剂如式I所示,其中,R和R'各自独立地选自-H、-CH3、或R"为C11-17的直链烷基。本发明的水合物抑制剂能够有效抑制水合物颗粒聚集及在管壁上的粘附,从而防止井筒堵塞,可大幅降低传统水合物抑制剂用量,降低了作业成本及安全风险,为海洋深水油气与天然气水合物的钻探开发提供了技术支撑。
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subjects ACYCLIC OR CARBOCYCLIC COMPOUNDS
ADHESIVES
CHEMISTRY
DYES
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
ORGANIC CHEMISTRY
PAINTS
POLISHES
title Hydrate inhibitor as well as preparation method and application thereof
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