Polyethylene glycols
Effect of Polyethylene Glycols Dissolved in Aqueous Phase on the Extraction-Separation of La(III), Eu(III) and Er(III) Ions with Bis(2-ethylhexyl)phosphoric Acid
... of polyethylene glycols (PEGs) as masking agent for amelioration of extraction- separation of La(III), Eu(III) and Er(III) ions by the acidic extractant bis(2-ethylhexyl)phosphoric acid ...three ...
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Influence of Polyethylene Glycols on the Corrosion Inhibition of Carbon Steel in Butyric Acid Solution: Weight Loss, EIS and Theoretical Studies
... Fig.2 shows the variation of corrosion rate of carbon steel in 1.0 M butyric acid solution in the presence of various concentrations of polyethylene glycols. It is obvious that in all cases studied, the ...
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The Role of Polyethylene Glycols Dissolved in Aqueous Phase on the Extraction-Separation of Zn(II) and Pb(II) by Bis(2-ethylhexyl)phosphoric Acid
... As pointed out, the organic diluent was selected based on the insolubility of the studied PEGs in the organic phase. These characteristics prevent the distribution of both polyethylene glycols and their ...
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Heptavalent Manganese Triggered Oxidation of Menthol and Camphor in Aqueous Sodium Bisulfate and organized Media using Micelles and Polyethylene Glycols
... Aldrich. Polyethylene glycols (PEGs- PEG -200, PEG -300, PEG - 400 and PEG – 600), Triton-X 100(TX-100), sodium dodecyl sulfate (SDS), and cetyl trimethyl ammonium bromide (CTAB), potassium permanganate ...
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A reference data set for validating vapor pressure measurement techniques: homologous series of polyethylene glycols
... Abstract. To predict atmospheric partitioning of organic compounds between gas and aerosol particle phase based on explicit models for gas phase chemistry, saturation vapor pressures of the compounds need to be ...
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Hydrocortisone malabsorption due to polyethylene glycols (Macrogol 3350) in a girl with congenital adrenal insufficiency
... Polyethylene glycols (PEGs, or macrogols) are hydro- philic polymers of ethylene oxide [6] used in many drugs such as bowel preparations, dispersing agents, and ex- cipients, and in cosmetics ...
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Synthesis by high-efficiency liquid-phase (HELP) method of oligonucleotides conjugated with high-molecular weight polyethylene glycols (PEGs)
... Polyethylene glycol monomethylether (MPEG) was a commercial product from Shearwater Polymers, Inc., Huntsville AL (USA), with a very narrow MW distribution value, and was stored in a dessicator over KOH pellets. ...
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Immediate hypersensitivity to polyethylene glycols in unrelated products: when standardization in the nomenclature of the components of drugs, cosmetics, and food becomes necessary
... The patient was diagnosed with immediate hypersensitivity IgE-mediated to PEG and its derivatives of different molecular weights contained in pharmacological and cosmetic products, wi[r] ...
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Effect of Polyethylene Glycols with Different Polymer Chain Lengths on the Bonding Process Involving In Situ Formation of Silver Nanoparticles from Ag2O
... For silver nanoparticles formed by the chemical reduction of AgNO3, the particle size depends on the polymer chain length of the polyethylene glycol PEG used as the reducing solvent, as [r] ...
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Investigation of glucose-modified liposomes using polyethylene glycols with different chain lengths as the linkers for brain targeting
... In order to explore their difference and determine the optimal length of PEG for drug delivery in this study, the character- istics of glucose-modified liposomes using [r] ...
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Structural Identification of C 2H5O and C 3H7O ions obtained from Polyethylene Glycols and Polyethylene Glycol Dialkyl Ethers and other Sources using Chemical ionization and Fourier Transformation ion Cyclotron Mass Spectrometry
... FT/ICR Mass Spectra Obtained from the Reaction of Ethylene Glycol Dimethyl Ether with C 3 H 7 O + Ions Obtained by (a) Ion-Molecule Reaction of Acetone (b) Ion-Molecule reaction of Vin[r] ...
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IN VITRO DISSOLUTION STUDY OF GLIMEPIRIDE FROM BINARY AND TERNARY SOLID DISPERSION FORMULATION
... are polyethylene glycols, polyvinyl pyrrolidone, mannitol and hydroxypropyl ...407, polyethylene glycol 6000 (PEG 6000), polyethylene glycol 4000 (PEG 4000), sodium starch glycolate, ludiflash ...
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FORMULATION DEVELOPMENT AND EVALUATION OF SOLID DISPERSION OF METHYLDOPA FOR SOLUBILITY ENHANCEMENT
... The carrier can be either crystalline or amorphous in nature. Most commonly used carriers for the preparation of SDs are different grade of polyethylene glycols (PEGs) and polyvinylpyrrolidone (PVPs), ...
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Promoieties Used In Prodrug Design: A Review
... Polyethylene glycols (PEGs) appear to be particularly convenient as oligomeric matrices, since they are eas- ily available in wide range of well definite molecular ...
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The Study of Influence of Silica and Polyethilene Glycols Organic Inorganic Compounds on Free Radical Processes in Vitro
... nanosilica-polyethylene glycols materials (molecular weight 1500, 6000 and 15000), prepared by sol-gel synthesis, on lipid peroxidation and antioxidant activity of human serum in vitro was ...
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“Biodegradation of Low Density Polyethylene by Aspergillus sps and Pseudomonas sps Isolated from Plastic Dumped Site ─ A SEM Analysis” by T. Thamizhmarai, M. Kannahi, India.
... This study was the plastic degrading bacteria and fungi were isolated from plastic dumped soil. The bacteria was isolated and identified based on the cultural, morphological and biochemical characteristics and confirmed ...
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Synthesis and viability of hyperbranched polylysine polycaprolactone star polymers as organic scaffolds for tissue engineering
... Synthesis of monomethoxy polyethylene glycol hyperbranchedpolylysine-co-polycaprolactone star polymer high molecular weight: Monomethoxy polyethylene glycol hyperbranched polylysine core[r] ...
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Advances in Research and Applications of Smart Hydrogels Part I: Preparation Methods and Classification
... A large quantity of materials, such as polyethylene oxide (PEO), polyvinyl pyrollidone (PVP), polylactic acid (PLA), polyacrylic acid (PAA), polymethacrylate (PMA), polyethylene [r] ...
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Multifunctionalized polyethyleneimine-based nanocarriers for gene and chemotherapeutic drug combination therapy through one-step assembly strategy
... Abstract: Gene therapy combined with chemotherapy to achieve synergistic therapeutic effects has been a hot topic in recent years. In this project, the human tumor necrosis factor-related apoptosis-inducing ...
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MANUFACTURING OF PLASTIC PAVER BLOCKS BY UTILIZATION OF WASTE PLASTIC
... High-density polyethylene (HDPE) and polyethylene (PE) bags are cleaned and added with clay aggregate at various percentages to obtain high strength blocks that to control pollution and to reduce the ...
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