Articles with "pour point" as a keyword



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Dodecyl methacrylate and vinyl acetate copolymers as viscosity modifier and pour point depressant for lubricating oil

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Published in 2017 at "International Journal of Industrial Chemistry"

DOI: 10.1007/s40090-017-0119-y

Abstract: The article presents application of homo polymer of dodecyl methacrylate (DDMA) and its copolymers with vinyl acetate (VA) as multifunctional additives for lubricant formulation. Homo polymer of DDMA and five copolymers of DDMA with VA… read more here.

Keywords: dodecyl methacrylate; vinyl acetate; pour point; point depressant ... See more keywords
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Prediction of viscosity index and pour point in ester lubricants using quantitative structure-property relationship (QSPR)

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Published in 2018 at "Chemometrics and Intelligent Laboratory Systems"

DOI: 10.1016/j.chemolab.2018.10.013

Abstract: Abstract Since ancient times, lubricants have been applied in different fields of technology and, from the very beginning, there has been a wide interest on improving some of their physical-chemical properties. The turning point in… read more here.

Keywords: point; viscosity index; pour point; ester ... See more keywords
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Effect evaluation of ethylene vinyl acetate/nano-montmorillonite pour-point depressant on improving the flow properties of model oil

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Published in 2018 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"

DOI: 10.1016/j.colsurfa.2018.06.065

Abstract: Abstract A series of novel nano-hybrid pour-point depressants (PPDs) which combined nano-montmorillonite (MMT) and ethylene vinyl acetate (EVA) copolymers were prepared. Compared with pure EVA PPDs with identical content, the effects of EVA/nano-MMT PPDs on… read more here.

Keywords: ppds; vinyl acetate; pour point; model oil ... See more keywords
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Influence of pour point depressants (PPDs) on wax deposition: A study on wax deposit characteristics and pipeline pigging

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Published in 2021 at "Fuel Processing Technology"

DOI: 10.1016/j.fuproc.2021.106817

Abstract: Abstract Pour point depressant (PPD) is widely used for wax prevention in crude oil production and transportation. This paper aims to investigate the compositional and rheological properties of wax deposits formed from crude oils with… read more here.

Keywords: wax deposit; wax; pour point; wax deposits ... See more keywords
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Synthesis and performance evaluation of poly (fatty esters-co-succinic anhydride) as pour point depressants for waxy crude oils

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Published in 2020 at "Journal of Petroleum Science and Engineering"

DOI: 10.1016/j.petrol.2020.107153

Abstract: Abstract This research work focuses on the development of two polymeric compounds poly (n-dodecyl linoleate –co- succinic anhydride) and poly (n-dodecyl ricinoleate –co- succinic anhydride) from the naturally obtained vegetable oils fatty acids, which were… read more here.

Keywords: pour point; succinic anhydride; point; crude oils ... See more keywords
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Effect of Pour Point Depressants on the Impedance Spectroscopy of Waxy Crude Oil

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Published in 2021 at "Energy & Fuels"

DOI: 10.1021/acs.energyfuels.0c03378

Abstract: Treatment with pour point depressant (PPD) can significantly improve the cold flowability of waxy crude oil, enabling the safe and efficient transportation of waxy crude oils through pipelines. It ... read more here.

Keywords: crude oil; pour point; waxy crude; spectroscopy ... See more keywords
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Synthesis and Evaluation of Grafted EVAL as Pour Point Depressant for Waxy Crude Oil

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Published in 2018 at "Industrial & Engineering Chemistry Research"

DOI: 10.1021/acs.iecr.8b01169

Abstract: Alcoholized ethylene–vinyl acetate copolymer (EVAL) was chemically modified by grafting n-alkyl acrylates with different alkyl chain lengths. The grafted EVAL was characterized through Fourier transform infrared (FTIR) spectroscopy, 1H and 13C nuclear magnetic resonance (NMR)… read more here.

Keywords: chain; pour point; spectroscopy; grafted eval ... See more keywords
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Role of a Nanocomposite Pour Point Depressant on Wax Deposition in Different Flow Patterns from the Perspective of Crystallization Kinetics

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Published in 2022 at "ACS Omega"

DOI: 10.1021/acsomega.2c00068

Abstract: Wax deposition is one of the core issues affecting flow assurance studies of crude oil pipelines, particularly with deep and ultradeep water conditions. Nanocomposite pour point depressants (NPPDs) provide a novel and effective strategy for… read more here.

Keywords: pour point; nanocomposite pour; flow; deposition ... See more keywords
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Waste Plastic Nanomagnetite Pour Point Depressants for Heavy and Light Egyptian Crude Oil

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Published in 2023 at "ACS Omega"

DOI: 10.1021/acsomega.2c06274

Abstract: One of the most widely used plastics in the world’s rapidly urbanizing population is polyethylene (PE). Globally, there is a growing demand for plastics. Polyethylene plastics do pollute and harm the environment. Although polyethylene is… read more here.

Keywords: heavy light; oil; pour point; crude oil ... See more keywords
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Glycerol Monooleate (GMO): A Valuable Biobased Lubricity and Pour Point Enhancer Blend Component for the ULSD Fuel

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Published in 2023 at "ACS Omega"

DOI: 10.1021/acsomega.3c00889

Abstract: Novel value-added usage of glycerol (biodiesel coproduct) derivatives has been indispensable due to the extensive production of biodiesel. The physical properties of ultralow-sulfur diesel (ULSD) improved with the addition of technical-grade glycerol monooleate (TGGMO) with… read more here.

Keywords: ulsd fuel; tggmo; pour point; lubricity ... See more keywords
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Effect of pour point depressant on wax deposition and drag reduction in horizontal pipelines

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Published in 2017 at "Petroleum Science and Technology"

DOI: 10.1080/10916466.2016.1269128

Abstract: ABSTRACT A newly synthesized pour point depressant (PPD) was used to decrease the wax deposition thickness and drag force during a waxy crude oil flow in two horizontal pipes of length 2.5 m each and… read more here.

Keywords: drag reduction; wax deposition; pour point; point depressant ... See more keywords