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The effect of addition of low-layer graphene nanoparticles on structure and mechanical properties of polyurethane-based block copolymers

Gorbunova, Marina; Komratova, Viktoria; Grishchuk, Alexander; Badamshina, Elmira; Anokhin, Denis

Customer publications

The effect of addition of low-layer graphene nanoparticles on structure and mechanical properties of polyurethane-based block copolymers

Gorbunova, Marina; Komratova, Viktoria; Grishchuk, Alexander; Badamshina, Elmira; Anokhin, Denis

The effect of low-layer graphene nanoparticles (LLGNP) at concentration from 0.002 to 0.1 wt.% on physical–mechanical and structural parameters of multi-block polyurethanes based on oligodiethyleneglycol adipinate, 2,4-toluylene diisocyanate and 1,6-hexamethylene diisocyanate mixture and bifunctional chain elongation agents, 2-aminoethanol and 1,4-butanediol has been studied. Three methods for…
Effects of Heat Setting on the Morphology and Performance of Polypropylene Separator for Lithium Ion Batteries

Zeng, Fangxinyu; Xu, Ruizhang; Ye, Lei; Xiong, Bijin; Kang, Jian; Xiang, Ming; Li, Lu; Sheng, Xingyue; Hao, Zengheng

Customer publications

Effects of Heat Setting on the Morphology and Performance of Polypropylene Separator for Lithium Ion Batteries

Zeng, Fangxinyu; Xu, Ruizhang; Ye, Lei; Xiong, Bijin; Kang, Jian; Xiang, Ming; Li, Lu; Sheng, Xingyue; Hao, Zengheng

In this study, effects of heat setting treatment (pre-set heat setting ratio λ and heat setting temperature Tsetting) on the crystalline structures, orientation status, microporous structures, gas permeability, and electrochemical performance of the separators were studied in detail by means of differential scanning calorimetry (DSC), infrared dichroism, scanning electron microscope…
Gum Arabic in solution: Composition and multi-scale structures

Atgié, M.; Garrigues, J. C.; Chennevière, Alexis; Masbernat, O.; Roger, K.

Customer publications

Gum Arabic in solution: Composition and multi-scale structures

Atgié, M.; Garrigues, J. C.; Chennevière, Alexis; Masbernat, O.; Roger, K.

Gum Arabic is a natural acacia tree exudate containing hyperbranched polysaccharides and proteins. Here, we perform a dual chromatographic separation together with small-angle X-ray and neutron scattering structural characterizations. We show that the different species present in Gum Arabic can not be easily classified in distinct families. They are rather…
Robust Oil-Fouling Resistance of Amorphous Cellulose Surface Underwater: A Wetting Study and Application

Zhou, Xin; Koh, J. Justin; He, Chaobin

Customer publications

Robust Oil-Fouling Resistance of Amorphous Cellulose Surface Underwater: A Wetting Study and Application

Zhou, Xin; Koh, J. Justin; He, Chaobin

The antioil-fouling characteristic of an amorphous cellulose (a-cellulose) surface was elucidated using the sessile droplet method (static) and a modified Wilhelmy plate technique (dynamic). As compared to other hydrophilic surfaces (cellulose acetate, poly(vinyl alcohol), and glass), the oil (poly(dimethylsiloxane)) contact angle on the a-cellulose surface underwater shows the largest value…
Ordered mesoporous carbons from lignin: a new class of biobased electrodes for supercapacitors

Herou, Servann; Ribadeneyra, Maria Crespo; Madhu, Rajesh; Araullo-Peters, Vicente; Jensen, Anders; Schlee, Philipp; Titirici, Magdalena

Customer publications

Ordered mesoporous carbons from lignin: a new class of biobased electrodes for supercapacitors

Herou, Servann; Ribadeneyra, Maria Crespo; Madhu, Rajesh; Araullo-Peters, Vicente; Jensen, Anders; Schlee, Philipp; Titirici, Magdalena

We report the synthesis of sustainable ordered mesoporous carbons (OMCs) produced from lignin, using the evaporation induced self-assembly (EISA) method. We demonstrated that it is possible to replace half of the phloroglucinol (a well-known carbon precursor currently not derived from bioprecursors) by hardwood organosolv lignin while obtaining a highly ordered…
A Sequential Slot-Die Coated Ternary System Enables Efficient Flexible Organic Solar Cells

Zhao, Yifan; Wang, Guodong; Wang, Yuheng; Xiao, Tong; Adil, Muhammad Abdullah; Lu, Guanghao; Zhang, Jianqi; Wei, Zhixiang

Customer publications

A Sequential Slot-Die Coated Ternary System Enables Efficient Flexible Organic Solar Cells

Zhao, Yifan; Wang, Guodong; Wang, Yuheng; Xiao, Tong; Adil, Muhammad Abdullah; Lu, Guanghao; Zhang, Jianqi; Wei, Zhixiang

For the preparation of flexible organic solar cells (OSCs), the Roll-to-Roll slot-die coating technique is preferable. Herein, a sequential slot-die (SSD) coating strategy to fabricate flexible OSCs using non halogenated solvent under ambient atmosphere, is developed. The coating order of the active layer materials shows great influence on the performance…