Results 21 to 30 of about 513,838 (294)

Synthesis of a Thin-Film Polyamide-Cellulose Acetate Membrane: Effect of Monomers and Porosity on Nano-Filtration Performance

open access: yesJournal of Natural Fibers, 2022
The present study highlights the influence of support and monomer properties on the performance of thin-film composite (TFC) membranes. For this purpose, a series of polyamide-cellulose acetate thin-film composite nanofiltration (TFC-NF) membranes were ...
Ibtissem Ounifi   +7 more
doaj   +1 more source

Effect of acetyl substitution on the optical anisotropy of cellulose acetate films [PDF]

open access: yes, 2018
The effect of acetyl substitution on the optical properties of cellulose acetate (CA) was investigated in the present study. During hot-stretching, the absolute orientation birefringence increased with tensile stress. The stretched films with high acetyl
Kazuya Hatamoto   +9 more
core   +1 more source

Advanced characterization of microbeads replacement from cellulose acetate based on empty fruit bunches and dried jackfruit leaves

open access: yesE3S Web of Conferences, 2018
The existing polymer microbeads for skin extraction ingredients have many disadvantages in environment. The application of cellulose has been proven in the pharmaceutical field in the form of beads on drug release can be a substitute alternative to ...
Tristantini Dewi, Yunan Andersen
doaj   +1 more source

A capacitive humidity sensor using cross-linked cellulose acetate butyrate [PDF]

open access: yes, 2005
This paper reports on the fabrication of a new capacitive humidity sensor having good characteristics and being robust enough to be considered as a component in industrial processes.This sensor is manufactured using a mixture of three cellulose acetate ...
Bernes, Alain   +3 more
core   +1 more source

The undesirable acetylation of cellulose by the acetate ion of 1-ethyl-3-methylimidazolium acetate [PDF]

open access: yes, 2011
The ionic liquid (IL) 1-ethyl-3-methylimidazolium acetate ([C2mim]OAc) is considered to be an inert solvent of cellulose and lignocellulosic biomass. Acetylation (1.7 % mol, or DS 0.017) of cellulose after dissolution in [C2mim]OAc (150 °C for 20 min ...
Leslie Alan Edye   +5 more
core   +1 more source

Sintesis dan Karakterisasi Membran Selulosa Asetat dari Tandan Kosong Kelapa Sawit (Synthesis and Characterization of Cellulose Acetate Membranes from Oil Palm Empty Fruit Bunches)

open access: yesJurnal Riset Industri Hasil Hutan, 2017
The research of synthesis and characterization of cellulose acetate membranes fromoil palm empty fruit bunches (OPEFB) had been done. The purpose of this research is tofind out the characteristics of the cellulose acetate membrane from cellulose acetate ...
Rina Apriani   +2 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

Preparation and Characterization of Nanofiltration Membrane for Water Treatment [PDF]

open access: yes, 2012
Membrane technology has been developed significantly because it could be applicated on several fields. Therefore, in this study we report the manufactures of cellulose acetate nanofiltration membranes.
Ardian , Dwi Yudhistira   +2 more
core   +1 more source

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

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

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