Process intensification strategies for enhanced holocellulose solubilization: Beneficiation of pineapple peel waste for cleaner butanol production

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Process intensification strategies for enhanced holocellulose solubilization : Beneficiation of pineapple peel waste for cleaner butanol production. / Khedkar, Manisha A.; Nimbalkar, Pranhita R.; Kamble, Sanjay P.; Gaikwad, Shashank G.; Chavan, Prakash V.; Bankar, Sandip B.

In: Journal of Cleaner Production, Vol. 199, 20.10.2018, p. 937-947.

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Khedkar, Manisha A. ; Nimbalkar, Pranhita R. ; Kamble, Sanjay P. ; Gaikwad, Shashank G. ; Chavan, Prakash V. ; Bankar, Sandip B. / Process intensification strategies for enhanced holocellulose solubilization : Beneficiation of pineapple peel waste for cleaner butanol production. In: Journal of Cleaner Production. 2018 ; Vol. 199. pp. 937-947.

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@article{aa450f425ff643a2955c73c3b8b741f3,
title = "Process intensification strategies for enhanced holocellulose solubilization: Beneficiation of pineapple peel waste for cleaner butanol production",
abstract = "Biorefinery sector has become a serious dispute for cleaner and sustainable development in recent years. In the present study, pretreatment of pineapple peel waste was carried out in high pressure reactor using various pretreatment-enhancers. The type and concentration effect of each enhancer on hemicellulose solubilization was systematically investigated. The binary acid (phenol + sulfuric acid) at 180 °C was found to be superior amongst other studied enhancers, giving 81.17{\%} (w/v) hemicellulose solubilization in liquid-fraction under optimized conditions. Solid residue thus obtained was subjected to enzymatic hydrolysis that resulted into 24.50{\%} (w/v) cellulose breakdown. Treated solid residue was further characterized by scanning electron microscopy and fourier transform infrared spectroscopy to elucidate structural changes. The pooled fractions (acid treated and enzymatically hydrolyzed) were fermented using Clostridium acetobutylicum NRRL B 527 which resulted in butanol production of 5.18 g/L with yield of 0.13 g butanol/g sugar consumed. Therefore, pretreatment of pineapple peel waste evaluated in this study can be considered as milestone in utilization of low cost feedstock, for bioenergy production.",
keywords = "Biobutanol, Enzymatic hydrolysis, Hemicellulose solubilization, Pineapple peel, Steam explosion",
author = "Khedkar, {Manisha A.} and Nimbalkar, {Pranhita R.} and Kamble, {Sanjay P.} and Gaikwad, {Shashank G.} and Chavan, {Prakash V.} and Bankar, {Sandip B.}",
year = "2018",
month = "10",
day = "20",
doi = "10.1016/j.jclepro.2018.07.205",
language = "English",
volume = "199",
pages = "937--947",
journal = "Journal of Cleaner Production",
issn = "0959-6526",
publisher = "Elsevier",

}

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TY - JOUR

T1 - Process intensification strategies for enhanced holocellulose solubilization

T2 - Beneficiation of pineapple peel waste for cleaner butanol production

AU - Khedkar, Manisha A.

AU - Nimbalkar, Pranhita R.

AU - Kamble, Sanjay P.

AU - Gaikwad, Shashank G.

AU - Chavan, Prakash V.

AU - Bankar, Sandip B.

PY - 2018/10/20

Y1 - 2018/10/20

N2 - Biorefinery sector has become a serious dispute for cleaner and sustainable development in recent years. In the present study, pretreatment of pineapple peel waste was carried out in high pressure reactor using various pretreatment-enhancers. The type and concentration effect of each enhancer on hemicellulose solubilization was systematically investigated. The binary acid (phenol + sulfuric acid) at 180 °C was found to be superior amongst other studied enhancers, giving 81.17% (w/v) hemicellulose solubilization in liquid-fraction under optimized conditions. Solid residue thus obtained was subjected to enzymatic hydrolysis that resulted into 24.50% (w/v) cellulose breakdown. Treated solid residue was further characterized by scanning electron microscopy and fourier transform infrared spectroscopy to elucidate structural changes. The pooled fractions (acid treated and enzymatically hydrolyzed) were fermented using Clostridium acetobutylicum NRRL B 527 which resulted in butanol production of 5.18 g/L with yield of 0.13 g butanol/g sugar consumed. Therefore, pretreatment of pineapple peel waste evaluated in this study can be considered as milestone in utilization of low cost feedstock, for bioenergy production.

AB - Biorefinery sector has become a serious dispute for cleaner and sustainable development in recent years. In the present study, pretreatment of pineapple peel waste was carried out in high pressure reactor using various pretreatment-enhancers. The type and concentration effect of each enhancer on hemicellulose solubilization was systematically investigated. The binary acid (phenol + sulfuric acid) at 180 °C was found to be superior amongst other studied enhancers, giving 81.17% (w/v) hemicellulose solubilization in liquid-fraction under optimized conditions. Solid residue thus obtained was subjected to enzymatic hydrolysis that resulted into 24.50% (w/v) cellulose breakdown. Treated solid residue was further characterized by scanning electron microscopy and fourier transform infrared spectroscopy to elucidate structural changes. The pooled fractions (acid treated and enzymatically hydrolyzed) were fermented using Clostridium acetobutylicum NRRL B 527 which resulted in butanol production of 5.18 g/L with yield of 0.13 g butanol/g sugar consumed. Therefore, pretreatment of pineapple peel waste evaluated in this study can be considered as milestone in utilization of low cost feedstock, for bioenergy production.

KW - Biobutanol

KW - Enzymatic hydrolysis

KW - Hemicellulose solubilization

KW - Pineapple peel

KW - Steam explosion

UR - http://www.scopus.com/inward/record.url?scp=85053085542&partnerID=8YFLogxK

U2 - 10.1016/j.jclepro.2018.07.205

DO - 10.1016/j.jclepro.2018.07.205

M3 - Article

VL - 199

SP - 937

EP - 947

JO - Journal of Cleaner Production

JF - Journal of Cleaner Production

SN - 0959-6526

ER -

ID: 28160024