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Showing 1 to 20 of 53 for “"membrane separation"”.
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Novel materials for membrane separation processes
… amount of freezing and non-freezing water in the membranes. The effect on EWC of opening the epoxide rings of the comonomers was also investigated
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Whey Protein Fractionation Using Membrane Separation Technology
… present study it was proposed to develop a novel membrane based whey protein fractionation process using a combination of microfiltration and wide pore ultrafiltration processes. In addition to this, a study was conducted to develop a foam fractionation process for the recovery and enrichment of …
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Soybean Oil Deacidification Using Membrane Separation and Supercritical Carbon Dioxide
… and pressure conditions to use for the membrane separation. Data obtained from the solubility tests showed the best operational conditions in terms of temperature and pressure 45°C and 306 atm, respectively.
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Removal of arsenic from water using adsorption on alumina/membrane separation.
… arsenic on finely dispersed activated alumina, separation of adsorbent particles from the liquid phase via membrane separation, and regeneration of the adsorbent. The effect of process parameters such as pH, residence time, adsorbent characteristics, presence of competing ions, and initial …
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Synthesis and Characterization of Novel Polybenzimidazoles and Post-modifications for Membrane Separation Applications
… application areas including proton exchange membrane fuel cells, gas separation membranes, reverse osmosis and nanofiltration, and high performance coatings. The following studies are focused on the synthesis, characterization and related properties of polybenzimidazoles and polybenzimidazole …
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Development and gas permeation study of flat asymmetric polyphenylene oxide membranes.
… and corrosion. When compared to other gas separation processes such as cryogenics, adsorption and absorption, membrane separation for gases must compete primarily on the basis of overall economics and convenience. The use of membrane separation for natural gas processing would reduce the …
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Recovery of Xylitol from Fermentation of Model Hemicellulose Hydrolysates Using Membrane Technology
… production. Apart from the chromatographic separation method and activated carbon treatment, no other separation method has been proposed for the separation of xylitol from the fermentation broth. Membrane separation was proposed as an alternative method for the recovery of xylitol from the …
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Utilization of High Milk-Protein Powder in Bulk Starter Production and Manufacture of Gouda Cheese
<p>Membrane separation is a process based on the selective permeability of one or more components in a liquid mixture through a membrane barrier. The driving force is the hydrostatic pressure gradient required to overcome the osmotic pressure against which the water flow occurs. It can be used as …
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Mixed Gas Transport Study Through Polymeric Membranes: A Novel Technique
The gas transport and separation properties of polymers have been successfully exploited in commercial ventures. Industrial applications employing membrane processes range from production of pure gases to barrier coatings for protection against environmental elements. Membrane separations are …
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Control of Volatile Organic Compound (VOC) Air Pollutants
… as well as innovative technologies including membrane separation, plasma destruction, and ozone catalytic oxidation. The conventional technologies covered include condensation, adsorption, absorption (or scrubbing), thermal incineration, flaring, catalytic incineration, and biofiltration. Each …
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Processes Involving Acid Gas Solubility In Room Temperature Ionic Liquids (RTILs)
… these studies in the context of two processes: membrane separation and absorption refrigeration cycles. The first part of this study investigated the separation of a mixed dry gas feed of CO2/CH4 by four Stabilized Ionic Liquid Membranes (SILMs); 1-Ethyl-3-methlyimidazolium dicyanamide, …
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Development of and gas permeation study of homo and copolymers from the family of polyphenylene oxides
Membrane gas separation emerged as a commercial process on a large scale during the 1980s. When compared to other gas separation processes such as cryogenics, adsorption and absorption, membrane separation competes primarily on the basis of overall economics and convenience, but not on the basis of …
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Synthesis, Characterization, Membrane Fabrication and Gas Transport Behavior of Liquid Crystal Polymer Materials
… (LC) materials have been examined as potential membrane separation materials. The order present in the LC phases has measurable effects on solute sorption, diffusivity, permeability, and selectivity, and can thus be used to tune the transport and separation of different species. The current work …
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Development and Evaluation of a Hybrid Membrane Bioreactor for Greywater Reclamation
… system consisted primarily of a hybrid membrane bioreactor (HMBR), a biological treatment system containing both attached and suspended growth processes and membrane separation. A 10 month pilot study using synthetic and real greywater was conducted at the University of Regina Research …
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Effects of Magnetically Induced Micro-mixing on Nanofiltration Performance
<p>Nanofiltration (NF) is a relatively new membrane separation process mainly used for removing low molecular weight species from aqueous and non-aqueous solutions. NF membranes suffer from concentration polarization leading to membrane fouling thus compromised membrane performance. Magnetically …
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Polymer molecular sieve membranes
… of seawater for clean water production. Membrane separation technology offers attractive energy-efficient and environmental-friendly solutions to these challenges. This PhD thesis is focused on design and fabrication of membranes from novel molecularly defined polymers and understanding …
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Scalable Synthesis and Separation Performance of Covalent Organic Framework and Contorted Polyamide Membranes
Separation processes are imperative to industries including chemical manufacturing, resource recovery and product purification. Conventional separation processes like distillation and solvent extraction are energy and chemical intensive with large environmental footprints. Membrane separation …
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Enhancement of antifouling properties using rice husk silica particles in polysulfone membrane and optimization of its operating condition
… husk silica (RHS) as additive in the polysulfone membrane to enhance antifouling properties in membrane separation process. The flat sheet PSf/RHS membrane was prepared via phase inversion technique. The characterization and performance test were conducted on PSf ultrafiltration membrane prepared …
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Scalable Synthesis and Separation Performance of Covalent Organic Framework and Contorted Polyamide Membranes
Separation processes are imperative to industries including chemical manufacturing, resource recovery and product purification. Conventional separation processes like distillation and solvent extraction are energy and chemical intensive with large environmental footprints. Membrane separation …
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