Results 11 to 20 of about 206,425 (281)

Reactions with 1.3 propane sultone for the synthesis of cation-exchange membranes [PDF]

, 1976
For several reasons it is interesting for membrane technology to introduce strongly anionic groups in membranes. Therefore the possibilities of 1.3 propane sultone were studied to modify cellulose, cellulose acetate and polyacrylonitrile.\ud \ud The ...
Bantjes, A., Rupkema, B., Smolders, C.A., Velden, P.M. van der   +3 more
core   +3 more sources

Synthesis of Cellulose Acetate from Rice Husk Cellulose by Ultrasound-Assisted Acetylation

BioResources, 2023
Cellulose acetate is an important product derived from cellulose. Cellulose acetate can be used in a variety of applications including coatings, textile fibers, consumer goods, filtration membranes, composites, laminates, pharmaceutical, and medical ...
Anwar Ma'ruf, Agus Mulyadi Purnawanto Purnawanto, Rizka Rimatunnisa   +2 more
doaj   +2 more sources

Synthesis and Characterization of Cellulose Acetate from Oil Palm Empty Fruit Bunches (OPEFB) as Membrane Material [PDF]

E3S Web of Conferences
Indonesia is the world’s largest palm oil producer and exporter, can produce 230 kg of OPEFB. The utilization of OPEFB is still at 10%, even though OPEFB is composed of 37.26% cellulose.
Fauziyyah Agnès Hasna Amalia, Krisdayanti Shendy, Suwandi Luluk Arvi Cahyaning, Irsyada Muhamad Zakky, Faizin Muhammad Nur, Hastuti Novitri, Rengga Wara Dyah Pita   +6 more
doaj   +1 more source

Synthesis and Characterization of Cellulose Acetate Membranes from Kepok Banana Stem (Musa acuminata x balbisiana) For Microfiltration Process

Equilibrium, 2023
. Membrane is a separation technology between permeate and feed. The challenge in applying this technology is related to the ingredients that can cause fouling.
Fitria Nur Anissa, Selastia Yuliati, Adi Syakdani   +2 more
doaj   +1 more source

Electrospun nanosized cellulose fibers using ionic liquids at room temperature [PDF]

, 2011
Aiming at replacing the noxious solvents commonly employed, ionic-liquid-based solvents have been recently explored as novel non-volatile and non-flammable media for the electrospinning of polymers.
Abbott, Abbott, Abbott, Ana Rita R. Teles, Blesic, Carvalho, Freire, Frey, Fukaya, Gavrilov, Ghatee, José A. Lopes-da-Silva, João A. P. Coutinho, Klemm, Lee, Liang, Lopes-da-Silva, Lu, Lu, Luís D. Carlos, Ma, Magalhães, Mara G. Freire, Meli, Miyauchi, Nelson, Neves, Neves, O'Connor, Oliveira, Quan, Remsing, Rute A. S. Ferreira, Schiffman, Segal, Seo, Sescousse, Sun, Sung, Swatloski, Tomé, Vasita, Viswanathan, Wistara, Xu, Xu, Yang, Yang, Yoon, Zhao   +49 more
core   +2 more sources

ADSORPSI LOGAM Pb dan Cu DARI PELUMAS BEKAS MENGGUNAKAN BLENDING SELULOSA ASETAT-KITOSAN

Kovalen: Jurnal Riset Kimia, 2019
Research on adsorption of Pb and Cu metals from used lubricants has been carried out using cellulose acetate-chitosan blending which aims to determine the best ratio and pH between cellulose acetate and chitosan which can adsorb metal Pb and Cu from used
Fitra Langgeng Mangesti, Husain Sosidi, Prismawiryanti, Syamsuddin   +3 more
doaj   +1 more source

On the mechanism of separation of ethanol/water mixtures by pervaporation II. Experimental concentration profiles [PDF]

, 1984
Ethanol—water concentration profiles in cellulose acetate membranes were measured under steady-state pervaporation conditions. Knowledge of these profiles leads to a better understanding of the diffusion process during pervaporation.
Franken, A.C.M., Mulder, M.H.V., Smolders, C.A.   +2 more
core   +7 more sources

Variation of Iodine Mass and Acetylation Time On Cellulose Acetate Synthesis From Rice Straw

Indonesian Journal of Chemical Research, 2021
Cellulose acetate is a membrane material that can be used in the sensor field. One source of cellulose acetate is from rice straw. This study aimed to study the effect of iodine mass and acetylation time on cellulose acetate synthesis from rice straw ...
Dewi Umaningrum, Maria Dewi Astuti, Radna Nurmasari, Hasanuddin Hasanuddin, Ani Mulyasuryani, Diah Mardiana   +5 more
doaj  

Thermoreversible gelation of cellulose acetate solutions studied by differential scanning calorimetry [PDF]

, 1986
Thermoreversible gels of cellulose acetate can be obtained by cooling concentrated cellulose acetate solutions in solvent-nonsolvent mixtures of dioxane and water.
Altena, F.W., Huls, R. van de, Schroder, J.S., Smolders, C.A.   +3 more
core   +3 more sources

Water dispersible microbicidal cellulose acetate phthalate film [PDF]

, 2003
BACKGROUND: Cellulose acetate phthalate (CAP) has been used for several decades in the pharmaceutical industry for enteric film coating of oral tablets and capsules.
A Robert Neurath, A Stone, AC Gerbase, AJ Nahmias, AR Neurath, AR Neurath, AR Neurath, AR Neurath, AR Neurath, AR Neurath, AR Neurath, AR Neurath, AV Kabanov, B Kovacs, C Coggins, CV Uglea, D Quintanar-Guerrero, DL Jones, DS Jones, G Green, G Ramjee, GN Milligan, H Arwidsson, H Chakraborty, H Ibrahim, H.L.,Jr. Martin, IJ Rosenstein, J Liao, JA Rottingen, JM Mann, JR Dyer, K Stiasny, KA Gates, KH Manson, KR Tambweker, L Van Damme, M Over, M Ratterree, MK Stafford, Nathan Strick, P Sakellariou, PL Perine, R Duncan, R Rustomjee, RE Roddy, RJ Harwood, RN Fichorova, RN Fichorova, SD Holmberg, SJ Reynolds, SR Goskonda, T Gyotoku, T Kawamura, T Kietzke, T Vemba, V Baeyens, V Rosilio, Yun-Yao Li   +57 more
core   +2 more sources