Articles with "waste paper" as a keyword



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Office waste paper as cellulose nanocrystal source

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Published in 2017 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.45257

Abstract: Cellulose nanocrystals (CNC) are isolated from office waste paper using an alkali solution and a subsequent acid hydrolysis process. The Fourier transform infrared spectroscopy and X-ray diffraction (XRD) results demonstrate that ink and fillers used… read more here.

Keywords: office waste; waste paper; hydrolysis process;
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Partial purification of bacterial cellulo-xylanolytic enzymes and their application in deinking of photocopier waste paper

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Published in 2021 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-021-14709-5

Abstract: The potential of alkaline cellulo-xylanolytic enzymes from non-pathogenic Bacillus subtilis strain was tested for deinking of photocopier waste paper. Cellulase and xylanase play a crucial role in deinking of different types of waste paper. Partial… read more here.

Keywords: xylanolytic enzymes; deinking photocopier; waste paper; cellulo ... See more keywords
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Enhanced Bioethanol Production from Waste Paper Through Separate Hydrolysis and Fermentation

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Published in 2020 at "Waste and Biomass Valorization"

DOI: 10.1007/s12649-018-0400-0

Abstract: The effect of various pretreatments for  efficient hydrolysis of waste office paper and newspaper into fermentable sugars and subsequent production of bioethanol through fermentation was investigated. Pretreatment with H 2 O 2 (0.5% v/v) at 121 °C for… read more here.

Keywords: production; waste paper; waste; paper ... See more keywords
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Microbiological characteristics of indoor air bioaerosols in a waste paper recycling factory

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Published in 2018 at "International Journal of Environmental Science and Technology"

DOI: 10.1007/s13762-018-1694-y

Abstract: There has been an increasing interest among occupational hygienists and public health officials in indoor air quality assessment in industrial workplace environments. Exposure to bioaerosols may pose health risks to workers operating in the processing… read more here.

Keywords: factory; waste paper; paper; air ... See more keywords
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Investigation on hydrogen-rich syngas production from catalytic co-pyrolysis of polyvinyl chloride (PVC) and waste paper blends

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Published in 2021 at "Energy"

DOI: 10.1016/j.energy.2021.121005

Abstract: Abstract Urgent need for waste disposal and renewable energy have opened up promising pathways for renewable and sustainable fuel production to substitute traditional fossil fuels. In this study, catalytic co-pyrolysis of waste paper (WP) and… read more here.

Keywords: hydrogen; waste; waste paper; production ... See more keywords
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Emissions of particulate matter, carbon monoxide and nitrogen oxides from the residential burning of waste paper briquettes and other fuels

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Published in 2018 at "Environmental Research"

DOI: 10.1016/j.envres.2018.08.008

Abstract: ABSTRACT Using waste paper as fuel for domestic heating is a beneficial recycling option for small island developing states where there are lacks of resources for energy and waste treatment. However, there are concerns about… read more here.

Keywords: paper briquettes; waste paper; paper; air pollutants ... See more keywords
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Direct current assisted bio-hydrogen production from acid hydrolyzed waste paper

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Published in 2019 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2018.10.204

Abstract: Abstract One of the most important problems in dark fermentative hydrogen production is the need for the regulation of the ambient pH due to the formation of volatile fatty acids. For this purpose, alkaline chemicals… read more here.

Keywords: hydrogen; hydrogen production; waste paper; direct current ... See more keywords
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Waste paper recycling decision system based on material flow analysis and life cycle assessment: A case study of waste paper recycling from China.

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Published in 2020 at "Journal of environmental management"

DOI: 10.1016/j.jenvman.2019.109859

Abstract: China's paper industry development is rapid, but the recycling rate of China's waste paper has been low all the time. Meanwhile, material flow analysis can help determine the flow of waste paper, and life cycle… read more here.

Keywords: system; waste paper; paper; study ... See more keywords
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Extremely efficient and rapidly adsorb methylene blue using porous adsorbent prepared from waste paper: Kinetics and equilibrium studies.

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Published in 2021 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2020.123579

Abstract: For the first time, zinc chloride activation method was used to prepare waste paper-based activated carbon in this study. The structure, morphology, surface functional groups and particle size distribution of the activated carbon was study… read more here.

Keywords: waste paper; adsorption; methylene blue; adsorbent ... See more keywords
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Relative saccharification of waste paper during successive treatment with garden snail (Cornu aspersum) cellulase

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Published in 2019 at "Sustainable Chemistry and Pharmacy"

DOI: 10.1016/j.scp.2018.12.003

Abstract: Abstract The negative effect of solid waste on the environment is a topical issue effecting the global population. Waste paper is a major component of organic solid waste and cellulose a structural component of waste… read more here.

Keywords: paper; waste; waste paper; cellulase ... See more keywords
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Utilization of waste paper ash as supplementary cementitious material in C-25 concrete: Evaluation of fresh and hardened properties

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Published in 2021 at "Cogent Engineering"

DOI: 10.1080/23311916.2021.1938366

Abstract: The aim of this study was to investigate the properties of concrete with waste paper ash (WPA) as cement replacing material. The chemical composition of WPA was reported, and Portland cement was pa... read more here.

Keywords: waste paper; paper ash; utilization waste;