نتایج جستجو برای: cellulose film

تعداد نتایج: 120077  

Journal: :Sustainability 2022

It has been a persistent challenge to develop eco-friendly packaging cellulose film providing the required multiple barrier properties whilst simultaneously contributing circular economy. Typically, cellulosic made from nanocellulose materials presents severe limitations, such as poor water/moisture resistance and lacking water vapour properties, related primarily hydrophilic hygroscopic nature...

2017
Anantaya Lertngim Manisara Phiriyawirut Jatuphorn Wootthikanokkhan Kitti Yuwawech Weradesh Sangkhun Pisist Kumnorkaew Tanyakorn Muangnapoh

This research concerns the development of Surlyn film reinforced with micro-/nanofibrillated celluloses (MFC) for use as an encapsulant in organic photovoltaic (OPV) cells. The aim of this work was to investigate the effects of fibre types and the mixing methods on the structure-properties of the composite films. Three types of cellulose micro/nanofibrils were prepared: the as-received MFC, the...

Journal: :Polymer Journal 2022

Abstract Cellulose nanofibers (CNFs) are potential candidates as environmentally friendly reinforcing fibers, and their compatibilization with plastics has attracted widespread interest. In this study, we developed a simple method to prepare cellulose acetate (CA) composite reinforced by nanofibrillated bacterial (NFBC) directly from an aqueous sol. The key steps of our were the utilization wat...

Journal: :Journal of Applied Phycology 2022

Abstract Cellulose and ulvan were extracted sequentially from the green seaweed Ulva lactuca used for development of edible films with natural antioxidant properties. The composite composed cellulose, polyvinyl alcohol, glycerol as plasticizer different concentrations. interaction between film components was described by FT-IR analysis, which confirmed formation hydrogen bonding interactions ce...

Background and Objectives: Microbial activity is the main factor in spoiling food products, which not only changes their texture and taste but also causes economic damage and poisoning. The present study aimed to assess the effects of essential oil of Bane (Pistacia atlantica) on physico-mechanical and antimicrobial properties of gelatin- carboxymethyl cellulose film. Materials and Methods: ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید بهشتی 1387

چکیده ندارد.

Journal: :Cellulose 2021

A series of cellulose-based fluorescent materials are prepared under relative mild conditions by use the DMSO/1,8-diazabicyclo[5.4.0]undec-7-ene (DBU)/CO2 system to utilize as coating pigments. Through observation 365 nm UV light, exhibit good fluorescence response and bright color. Furthermore, due limitation molecular skeleton cellulose, intrinsic aggregation caused quenching phenomenon commo...

2017
Cem Varan Erem Bilensoy

Background: Brain tumors are the most common tumors among adolescents. Although some chemotherapeutics are known to be effective against brain tumors based on cell culture studies, the same effect is not observed in clinical trials. For this reason, the development of drug delivery systems is important to treat brain tumors and prevent tumor recurrence. The aim of this study was to develop core...

Journal: :Cellulose 2021

A homogeneous α-cellulose film was prepared by a regeneration method from ZnCl2/CaCl2/cellulose mixed system and further combined with sodium lignosulfonate (SLS) via crosslinking through intermolecular hydrogen bonds “bridge linkages”. The physicochemical antibacterial performance of films were investigated results showed that the modified exhibited stronger tensile strength, higher thermal st...

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