Han et al., 2013 - Google Patents

Preparation and characterization of cellulose acetate/carboxymethyl cellulose acetate blend ultrafiltration membranes

Han et al., 2013

Document ID
335109171455063418
Author
Han B
Zhang D
Shao Z
Kong L
Lv S
Publication year
Publication venue
Desalination

External Links

Snippet

A carboxymethyl cellulose acetate (CMCA)/cellulose acetate (CA) blend ultrafiltration (UF) membrane was prepared via phase inversion in the absence and presence of 2.5 wt.% additive, namely polyethylene glycol 600 (PEG 600). CMCA was firstly synthesized from …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/02Making solutions, dispersions or lattices by other methods than by solution, emulsion or suspension polymerisation techniques
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/08Polysaccharides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/76Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2325/00Details relating to properties of membranes
    • B01D2325/02Details relating to pores or pososity of the membranes
    • B01D2325/022Asymmetric membranes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/30Polyalkenyl halides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2325/00Details relating to properties of membranes
    • B01D2325/24Mechanical properties, e.g. strength
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D67/00Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002Organic membrane formation
    • B01D67/0009Organic membrane formation by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0013Casting processes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D67/00Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081After-treatment of organic or inorganic membranes

Similar Documents

Publication Publication Date Title
Han et al. Preparation and characterization of cellulose acetate/carboxymethyl cellulose acetate blend ultrafiltration membranes
Ma et al. Effect of PEG additive on the morphology and performance of polysulfone ultrafiltration membranes
Chen et al. Upgrading polysulfone ultrafiltration membranes by blending with amphiphilic block copolymers: Beyond surface segregation
Zhang et al. Supramolecular chemistry assisted construction of ultra-stable solvent-resistant membranes for angstrom-sized molecular separation
Sadrzadeh et al. Rational design of phase inversion membranes by tailoring thermodynamics and kinetics of casting solution using polymer additives
Zhang et al. Preparation of poly (vinyl butyral) hollow fiber ultrafiltration membrane via wet-spinning method using PVP as additive
Gebru et al. Effects of solubility parameter differences among PEG, PVP and CA on the preparation of ultrafiltration membranes: Impacts of solvents and additives on morphology, permeability and fouling performances
Pang et al. Preparation and characterization of ZrO2/PES hybrid ultrafiltration membrane with uniform ZrO2 nanoparticles
Plisko et al. Effect of Pluronic F127 on porous and dense membrane structure formation via non-solvent induced and evaporation induced phase separation
Elizalde et al. Fabrication of blend polyvinylidene fluoride/chitosan membranes for enhanced flux and fouling resistance
Panda et al. Preparation, characterization and performance of ZnCl2 incorporated polysulfone (PSF)/polyethylene glycol (PEG) blend low pressure nanofiltration membranes
Hashim et al. A simplified method for preparation of hydrophilic PVDF membranes from an amphiphilic graft copolymer
Rajesh et al. Preparation and performance evaluation of poly (amide–imide) and TiO2 nanoparticles impregnated polysulfone nanofiltration membranes in the removal of humic substances
Arthanareeswaran et al. Effect of solvents on performance of polyethersulfone ultrafiltration membranes: Investigation of metal ion separations
Panda et al. Role of polyethylene glycol with different solvents for tailor-made polysulfone membranes
Kanagaraj et al. Influence of N-phthaloyl chitosan on poly (ether imide) ultrafiltration membranes and its application in biomolecules and toxic heavy metal ion separation and their antifouling properties
Zhou et al. Effect of surface properties on antifouling performance of poly (vinyl chloride-co-poly (ethylene glycol) methyl ether methacrylate)/PVC blend membrane
Jiang et al. Deep eutectic solvent as novel additive for PES membrane with improved performance
Rajesh et al. Preparation and characterisation of poly (amide-imide) incorporated cellulose acetate membranes for polymer enhanced ultrafiltration of metal ions
Li et al. Effects of dope compositions on morphologies and separation performances of PMDA-ODA polyimide hollow fiber membranes in aqueous and organic solvent systems
Wang et al. Improved poly (vinyl butyral) hollow fiber membranes by embedding multi-walled carbon nanotube for the ultrafiltrations of bovine serum albumin and humic acid
US20150151256A1 (en) Membrane with an isoporous, active separation layer, and method for producing a membrane
Rahimpour et al. Nano-porous polyethersulfone (PES) membranes modified by acrylic acid (AA) and 2-hydroxyethylmethacrylate (HEMA) as additives in the gelation media
CN102764596B (en) Preparation method of hydrophilic ultra-filtration membrane
Zheng et al. Effect of non-solvent additives on the morphology, pore structure, and direct contact membrane distillation performance of PVDF-CTFE hydrophobic membranes