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Volatile fatty acid adsorption on anion exchange resins: kinetics and selective recovery of acetic acid

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Volatile fatty acid adsorption on anion exchange resins : kinetics and selective recovery of acetic acid. / Eregowda, Tejaswini; Rene, Eldon R.; Rintala, Jukka; Lens, Piet N.L.

In: Separation Science and Technology (Philadelphia), 2019.

Research output: Contribution to journalArticleScientificpeer-review

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Eregowda, Tejaswini ; Rene, Eldon R. ; Rintala, Jukka ; Lens, Piet N.L. / Volatile fatty acid adsorption on anion exchange resins : kinetics and selective recovery of acetic acid. In: Separation Science and Technology (Philadelphia). 2019.

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@article{a38bb35706a84e918f1bc085db464786,
title = "Volatile fatty acid adsorption on anion exchange resins: kinetics and selective recovery of acetic acid",
abstract = "The removal of volatile fatty acids was examined through adsorption on anion exchange resins in batch systems. During the initial screening step, granular activated carbon and 11 anion exchange resins were tested and the resins Amberlite IRA-67 and Dowex optipore L-493 were chosen for further investigation. The adsorption kinetics and diffusion mechanism and adsorption isotherms of the two resins for VFA were evaluated. Based on the selective adsorption capacity of the resins, a sequential batch process was tested to achieve separation of acetic acid from the VFA mixture and selective recoveries > 85{\%} acetic acid and ~ 75{\%} propionic acid was achieved.",
keywords = "anion-exchange resins, Brunauer-Emmett-Teller model, selective recovery, Volatile fatty acids",
author = "Tejaswini Eregowda and Rene, {Eldon R.} and Jukka Rintala and Lens, {Piet N.L.}",
year = "2019",
doi = "10.1080/01496395.2019.1600553",
language = "English",
journal = "SEPARATION SCIENCE AND TECHNOLOGY",
issn = "0149-6395",
publisher = "Taylor & Francis",

}

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TY - JOUR

T1 - Volatile fatty acid adsorption on anion exchange resins

T2 - kinetics and selective recovery of acetic acid

AU - Eregowda, Tejaswini

AU - Rene, Eldon R.

AU - Rintala, Jukka

AU - Lens, Piet N.L.

PY - 2019

Y1 - 2019

N2 - The removal of volatile fatty acids was examined through adsorption on anion exchange resins in batch systems. During the initial screening step, granular activated carbon and 11 anion exchange resins were tested and the resins Amberlite IRA-67 and Dowex optipore L-493 were chosen for further investigation. The adsorption kinetics and diffusion mechanism and adsorption isotherms of the two resins for VFA were evaluated. Based on the selective adsorption capacity of the resins, a sequential batch process was tested to achieve separation of acetic acid from the VFA mixture and selective recoveries > 85% acetic acid and ~ 75% propionic acid was achieved.

AB - The removal of volatile fatty acids was examined through adsorption on anion exchange resins in batch systems. During the initial screening step, granular activated carbon and 11 anion exchange resins were tested and the resins Amberlite IRA-67 and Dowex optipore L-493 were chosen for further investigation. The adsorption kinetics and diffusion mechanism and adsorption isotherms of the two resins for VFA were evaluated. Based on the selective adsorption capacity of the resins, a sequential batch process was tested to achieve separation of acetic acid from the VFA mixture and selective recoveries > 85% acetic acid and ~ 75% propionic acid was achieved.

KW - anion-exchange resins

KW - Brunauer-Emmett-Teller model

KW - selective recovery

KW - Volatile fatty acids

U2 - 10.1080/01496395.2019.1600553

DO - 10.1080/01496395.2019.1600553

M3 - Article

JO - SEPARATION SCIENCE AND TECHNOLOGY

JF - SEPARATION SCIENCE AND TECHNOLOGY

SN - 0149-6395

ER -