Results 21 to 30 of about 86,303 (161)

Rapid identification of cellulose nitrate and cellulose acetate film in historic photograph collections

open access: yesHeritage Science, 2020
Cellulose nitrate transparent plastic film was used by photographers and movie filmmakers from its release in the 1880s to the 1950s. The storage of this material is a challenge for cultural institutions because of its instability and hazardous nature ...
Elizabeth A. Carter   +3 more
doaj   +1 more source

The Effect of NaOH Concentration and Acetylation Time on Synthesis of Kepok Banana Peel Cellulose Acetate

open access: yesCHEESA, 2023
The high production of kepok banana is generating a significant amount of peel waste, contributing to environmental pollution. To address this issue, an innovative solution is the conversion of kepok banana peel into cellulose acetate as raw material ...
Fia Kharisma Yasmin   +2 more
doaj   +1 more source

Evaluation of Thermal Degradation Kinetics of Hybrid Cellulose Acetate Membranes using Isoconversional Methods

open access: yesVetor, 2022
Cellulose acetate membranes are widely used in industry, emphasizing water purification processes, such as desalination. With some limiting mechanical properties, the synthesis of hybrid membranes appears as an alternative for developing high ...
Gesiane Mendonça Ferreira   +4 more
doaj   +1 more source

Synthesis of cellulose acetate nanofibers and its application in the release of some drugs [PDF]

open access: yesNanomedicine Research Journal, 2017
Objective(s): The purpose of this study was to compare novel sandwich-structured nanofibrous membranes, and coaxial and usual methods, to provide sustained-release delivery of morphine for drug delivery.
Fatemeh Mehrabi   +4 more
doaj   +1 more source

Evaluation of the Properties of Cellulose Ester Films that Incorporate Essential Oils

open access: yesInternational Journal of Polymer Science, 2020
Films made from cellulose esters are often used as bio-based food packaging materials. In this work, we studied the incorporation of nine essential oils into cellulose acetate, cellulose acetate propionate, and cellulose acetate butyrate.
Atanu Biswas   +5 more
doaj   +1 more source

Dissolution Behavior of Cellulose in IL + DMSO Solvent: Effect of Alkyl Length in Imidazolium Cation on Cellulose Dissolution

open access: yesAdvances in Materials Science and Engineering, 2015
Four cellulose solvents including [C2mim][CH3COO] + DMSO, [C4mim][CH3COO] + DMSO, [C6mim][CH3COO] + DMSO, and [C8mim][CH3COO] + DMSO were prepared by adding dimethyl sulfoxide DMSO in 1-ethyl-3-methylimidazolium acetate [C2mim][CH3COO], 1-butyl-3 ...
Airong Xu   +3 more
doaj   +1 more source

Optimization of Cellulose Acetate with Acetylation from Empty Fruit Bunch (EFB) using Respon Surface Methodology (RSM) [PDF]

open access: yesE3S Web of Conferences
Empty fruit bunches (EFB) are a kind of biomass waste from the palm oil industry with a cellulose content of 45.95%. Cellulose can be modified into cellulose acetate through an acetylation process, resulting in a product that has the potential to be ...
Eka Nur Ilma Budiana Novita   +2 more
doaj   +1 more source

Addressing Cellulose Acetate Microfilm from a British Library perspective

open access: yesLiber Quarterly: The Journal of European Research Libraries, 2005
This paper is about cellulose acetate microfilm from the British Library perspective. It traces how acetate microfilm became an issue for the British Library and describes cellulose acetate deterioration.
Helen Shenton
doaj   +1 more source

Cellulose acetate as solid phase in ELISA for plague [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 2000
Antigen from Yersinia pestis was adsorbed on cellulose acetate discs (0.5 cm of diameter) which were obtained from dialysis membrane by using a paper punch.
AD Barbosa   +6 more
doaj   +1 more source

Acetylation of Microcrystalline Cellulose by Transesterification in AmimCl/DMSO Cosolvent System

open access: yesMolecules, 2017
Recently, IL/cosolvent systems have generated a lot of interest as cellulose-dissolving solvents and reaction media for various kinds of cellulose modification.
Huihui Wang   +3 more
doaj   +1 more source

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