Heterogeneous deacetylation reaction of chitin under low-frequency ultrasonic irradiation

EY Wardhono, MP Pinem, I Kustiningsih, M Effendy… - Carbohydrate …, 2021 - Elsevier
Low-frequency ultrasonic irradiation was employed as a low cost technique for chitin's
deacetylation at a relatively low-temperature range (below 70° C) and a short reaction times …

Formation and stability of W/O emulsions in presence of asphaltene at reservoir thermodynamic conditions

I Ismail, Y Kazemzadeh, M Sharifi, M Riazi… - Journal of Molecular …, 2020 - Elsevier
In-situ formation of W/O (water-in-oil) emulsion in oil reservoirs is gaining increased attention
particularly for EOR purposes. In this process, asphaltic components may serve as a …

[HTML][HTML] Cellulose nanocrystals to improve stability and functional properties of emulsified film based on chitosan nanoparticles and beeswax

EY Wardhono, MP Pinem, I Kustiningsih, S Agustina… - Nanomaterials, 2019 - mdpi.com
The framework of this work was to develop an emulsion-based edible film based on a
chitosan nanoparticle matrix with cellulose nanocrystals (CNCs) as a stabilizer and …

Development of polylactic acid (PLA) bio-composite films reinforced with bacterial cellulose nanocrystals (BCNC) without any surface modification

EY Wardhono, N Kanani - Journal of Dispersion Science and …, 2020 - Taylor & Francis
In this work, polylactic acid (PLA) matrix was reinforced with bacterial cellulose nanocrystals
(BCNC) to form bio-composite films. The films were produced via two step processes;(1) …

Hyperbranched polyethyleneimine for high-effective oil-water separation

H Yu, L Zhang, N Zhan, H Teng, L Zhou, J Zhao… - Journal of Petroleum …, 2022 - Elsevier
A series of hyperbranched polyethyleneimine (h-PEI) functioned with terminal amine groups
is synthesized to remove oil from O/W emulsion. The demulsifier dehydration rate of h-PEI is …

[HTML][HTML] Droplet behavior of chitosan film-forming solution on the solid surface

MP Pinem, EY Wardhono, D Clausse, K Saleh… - South African Journal of …, 2022 - Elsevier
Coating agricultural products with bio-based polymer chitosan have gained much attention
due to its antimicrobial activity and chelating properties. It requires a specific load to …

Formulation of a water-in-oil emulsion encapsulating polysaccharides to improve the efficiency of spraying of plant protection products

D Clausse, JL Lanoisellé, I Pezron, K Saleh - Colloids and Surfaces A …, 2018 - Elsevier
W/O emulsions were formulated with a vegetable oil and a water phase containing a
polysaccharide and glycerol in order to reduce the loss of a phytosanitory product during its …

[HTML][HTML] Emulsions Stabilized with an Electrostatic Complex of Quaternized Cellulose Nanofiber and Octanoyl Gelatin and the Effect of pH Value on Their Stability

HK Son, SC Park, JC Kim - Applied Sciences, 2024 - mdpi.com
Oil/water (O/W) emulsions were prepared using the complex of quarternized cellulose
nanofiber (QCNF) and octanoyl gelatin (OC− Gel) as an emulsifier, and the effect of pH …

[HTML][HTML] Calorimetry Technique for Observing the Evolution of Dispersed Droplets of Concentrated Water-in-Oil (W/O) Emulsion during Preparation, Storage and …

EY Wardhono, MP Pinem, H Wahyudi, S Agustina - Applied Sciences, 2019 - mdpi.com
In this work, the evolution of dispersed droplets in a water-in-oil (W/O) emulsion during
formation, storage, and destabilization was observed using a calorimetry technique. The …