نتایج جستجو برای: cellulose nanocrystal cnc

تعداد نتایج: 35934  

Journal: :Coatings 2022

The aim of this study was to assess selected properties coatings incorporating nanocellulose, with the potential being applied as a surface modification for cellulosic and lignocellulosic materials, particularly applications within biodegradable packaging. Cellulose nanocrystal (CNC) cellulose nanofibril (CNF) were produced on both sides pure samples in form filter paper Mayer bar. Selected org...

Journal: :Journal of Rheology 2021

The thixotropy of cellulose nanocrystal (CNC) water suspensions is intrinsically dependent on the hierarchical structure suspension. diverse hierarchies that comprise individual CNC nanoparticles and mesophase liquid crystalline domains, chiral nematic structures, contribute selectively to rheological material response. Here, we combine rheology with polarized light imaging (PLI) elucidate thix...

Journal: :Cellulose 2023

Abstract This research introduces the use of electrospray drying (ESD) using electro-hydro dynamic atomization (EHDA) mechanism to produce dry nano-scale cellulose nanocrystal (CNC) powder from a 3 wt% aqueous suspension. The CNC suspensions being mostly water are energy intensive dry. Gas in convection spray (SD) produces micron-scale during dehydration. ESD utilizes coulomb repulsion overcome...

Journal: :Processes 2022

Oil leaks into water bodies and increased organic pollutants harm the environment ecosystem in several ways, cleaning up oil spills from is a global challenge. This research aimed to construct modified cellulose nanocrystal (CNC) based aerogels with 3-triethoxysilyl propyl isocyanate (TEPIC) evaluate their potential application adsorption. Here, freeze-drying method was employed make CNC aeroge...

Journal: :علوم و تکنولوژی پلیمر 0
نوشین نوشیروانی بابک قنبرزاده علی اکبر انتظامی

the objective of this research was to compare the tensile, permeability, solubility and color properties of plasticized starch-polyvinyl alcohol-montmo-rillonite (ps-pva-mmt) and plasticized starch-polyvinyl alcohol-cellulose nanocrystal (ps-pva-ncc) bionanocomposite flms. the results showed that adding mmt (7%), increased the ultimate tensile strenght from 4.2 mpa to 4.61 mpa, however, ncc (7%...

Journal: :Cellulose 2022

The development of environmentally friendly waterborne polymeric materials is becoming critical today. In this study, a kind self-healing cellulose nanocrystal/fluorinated polyacrylate based on the reversible photo-induced dimerization coumarin groups was prepared via RAFT-mediated Pickering emulsion polymerization using nanocrystal (CNC) particles modified with light-responsive amphiphilic cop...

Journal: :International Journal of Advances in Scientific Research and Engineering 2019

Polyethylene (PE) nanocomposites containing Cellulose Nano Crystal (CNC) were prepared via melt blending in a twin screw extruder. The evaluation of PE/CNC nanocomposites was studied for food packaging applications. The nanocomposites were investigated by thermal, mechanical analyses. Addition of CNC particle while having no effect on melting and crystallization temperature had intensive effect...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2010
Roya R Lahiji Xin Xu Ronald Reifenberger Arvind Raman Alan Rudie Robert J Moon

Cellulose nanocrystals (CNCs) are gaining interest as a "green" nanomaterial with superior mechanical and chemical properties for high-performance nanocomposite materials; however, there is a lack of accurate material property characterization of individual CNCs. Here, a detailed study of the topography, elastic and adhesive properties of individual wood-derived CNCs is performed using atomic f...

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