PolyethyleneDiacrylateAcrylatePolymersDiethylene glycolMonomerPolymerEthylene oxideSynthesisCondensationDerivativesCharacterizationSynthesized from ethyleneMolecular weightColorlessAntifreezeEpoxyMoleculesPreservativeFunctionalChemicallyOligomerizationAqueous solutionChemical compoundsEtherHydrationCatalystInteractionReactionsCommonlyStableManufactureConcentrationSolventMixturesFluidToxicProductionWaterProductsCompositionsOrganicFormPureFoundSystem
Polyethylene16
- The caterpillar of the Greater wax moth, Galleria mellonella, has gut bacteria with the ability to degrade polyethylene (PE) into ethylene glycol. (wikipedia.org)
- Oligomer-suspended SiO 2 -polyethylene glycol nanoparticles are studied as porous media electrolytes. (rsc.org)
- SiO 2 -polyethylene glycol hybrid electrolytes are also reported to manifest attractive electrochemical stability windows (0.3-6.3 V) and to reach a steady-state interfacial impedance when in contact with metallic lithium. (rsc.org)
- The strategies used to block the dimerization were addition of dithiothreitol to the EC1 solution, modification of the Cys thiol with iodoacetamide and polyethylene glycol. (ku.edu)
- Non-toxic, chemically inert, organic polymers as polyethylene glycol (PEG) and polyoxymethylene (POM) have versatile applications in basic research, industry and pharmacy. (dannyvanpoucke.be)
- Polyethylene glycols (PEGs) and their derivatives are non-ionic polymers of ethylene oxide commercially available with numerous synonyms, such as macrogol, oxyethylene polymer, and laureth-9. (biomedcentral.com)
- Polyethylene glycols (PEGs) and their derivatives are non-ionic polymers of ethylene oxide commercially available over a wide range of molecular weights from 200 g/mol to 35,000 g/mol and widely used in medical, pharmaceutical, cosmetic, industrial, and food products [ 1 , 2 ]. (biomedcentral.com)
- Ethylene glycol has become increasingly important in the plastics industry for the manufacture of polyester fibers and resins, including polyethylene terephthalate, which is used to make plastic bottles for soft drinks. (cqconcepts.com)
- This report presents the economics of Polyethylene Terephthalate (PET) production from ethylene glycol and purified terephthalic acid (PTA) in the United States, via a typical melt-phase process followed by a solid-state polymerization. (intratec.us)
- It presents the economics of Polyethylene Terephthalate (PET) production from ethylene glycol and purified terephthalic acid (PTA) in the USA. (intratec.us)
- The structural and functional characteristics of polymeric oxazolines, namely chemical stability, reduced toxicity, non-volatility properties, restricted permeation through the skin and potential as antimicrobial agents, turns them as promising alternatives to other well-known polymers already used in biomedical applications, such as e.g. polyethylene glycol (PEG) (de la Rosa 2013 ). (springeropen.com)
- Polyethylene glycol is obtained by interaction of ethylene oxide with ethylene glycol or ethylene glycol oligomers. (kimyaborsasi.com.tr)
- Alkali catalysts such as sodium hydroxide (NaOH), potassium hydroxide (KOH), or sodium carbonate (Na2CO3) are used to prepare a low molecular weight polyethylene glycol. (kimyaborsasi.com.tr)
- Herein, we reported the role of water, ethanol, ethylene glycol (EG), glycerol, and polyethylene glycol 200 on the synthesis of CuFeS2 micro-flowers and their performance in activating persulfate (PS) to remove imidacloprid (IMI) pesticide. (bvsalud.org)
- Prior experimental studies have shown that polyethylene glycol impedes and Ficoll-400 promotes the self-assembly of PIC dyes. (bvsalud.org)
- Whereas theoretical predictions of macromolec- use of nonadsorbing polymers, like polyethylene glycol, for ular crowding effects abound, there are remarkably few protein separation (Albertsson, 1986) and crystallization experimental studies of this universal phenomenon. (lu.se)
Diacrylate3
- Functional oligomers based on glutathione (GSH) and poly(ethylene glycol) diacrylate (PEGDA) were synthesized via Michael addition. (elsevierpure.com)
- CE209 NS is an epoxy acrylate oligomer blended with 20% tripropylene glycol diacrylate monomer diluent. (arkema.com)
- CN104A80 NS is a difunctional bisphenol A based epoxy acrylate blended with tripropylene glycol diacrylate. (arkema.com)
Acrylate6
- Gel Colour 7.5ml - Polyurethane acrylate oligomer, acrylate oligomer, ethylene glycol methacrylates, photoinitiator pigment & Glitter. (opallac.com)
- Gel Colours 7.5ml - Polyurethane acrylate oligomer, acrylate oligomer, ethylene glycol methacrylates, photoinitiator pigment/glitter. (opallac.com)
- CE208 NS is an epoxy acrylate oligomer that imparts flexibility, excellent adhesion, and low shrinkage to UV/EB curable coating, ink and adhesive applications. (arkema.com)
- CN104D80EU NS is an 80/20 blend of the epoxy acrylate oligomer CN104 NS supplied in the oligoether acrylate glyceryl propoxy triacrylate SR9020 NS for use in UV and EB curing compositions. (arkema.com)
- CN1074 NS is an adhesion promoting acrylate oligomer. (arkema.com)
- CN111LV NS is a difunctional epoxidized soy bean oil acrylate oligomer that offers pigment wetting characteristics and produces flexible, well-adhering free-radically cured films. (arkema.com)
Polymers1
- It is known that a couple of polymers containing oligo (ethylene glycol/OEG) moieties exhibit thermal-responsive properties due to their hydration and dehydration of the groups. (databasefootball.com)
Diethylene glycol1
- The major byproducts are the oligomers diethylene glycol, triethylene glycol, and tetraethylene glycol. (wikipedia.org)
Monomer1
- Personal breathing zone air samples were collected for MDI, NCO monomer, and NCO oligomer. (cdc.gov)
Polymer2
- We suggest that the gelation of aPMMA/PEG400 is a glassy gel, in which short-range attractive depletion interaction in the polymer/oligomer system was the driving force at molecular level. (epj.org)
- The oligomer or polymer material include structural repeat units. (justia.com)
Ethylene oxide3
- Ethylene glycol is produced from ethylene (ethene), via the intermediate ethylene oxide. (wikipedia.org)
- Ethylene oxide reacts with water to produce ethylene glycol according to the chemical equation: C2H4O + H2O → HO−CH2CH2−OH This reaction can be catalyzed by either acids or bases, or can occur at neutral pH under elevated temperatures. (wikipedia.org)
- In 1859, Wurtz prepared ethylene glycol via the hydration of ethylene oxide. (wikipedia.org)
Synthesis1
- Having previously disclosed the green synthesis and preliminary characterization of the oligomers [linear oligo(ethylenimine) hydrochloride and oligo(2-methyl-2-oxazoline) quaternized with N,N -dimethyldodecylamine] we herein report on the screening of these oligomers against a battery of 69 clinical isolates of Aerococcus spp. (springeropen.com)
Condensation2
- The presence of non-monomeric MDI constituents i.e. oligomers, their condensation products and their glycol adducts increases molecular weight and hydrophobicity, and decreases vapour pressure, water solubility and bioavailability of these non-monomeric MDI constituents causing the observed trends in properties across the category. (europa.eu)
- Pure hexa- and nona-ethylene glycols were produced by condensation of smaller oligomers. (waikato.ac.nz)
Derivatives1
- In addition, Prof. Mrksich and Kron chose a special substrate (the unreactive material making up most of the surface of the biochip where the reaction takes place) for the chip, oligo-ethylene glycol derivatives, which resists non-specific interactions with the chip. (uchicago.edu)
Characterization1
- The current study includes the preparation/characterization of a series of polyethylen glycol (PEG) dimethacrylate, their conversions in aqueous solution to photopolymerization, and a preliminary assessment of the correlation of mechanical and cell response to hydrogel structural variations. (nist.gov)
Synthesized from ethylene1
- There appears to have been no commercial manufacture or application of ethylene glycol prior to World War I, when it was synthesized from ethylene dichloride in Germany and used as a substitute for glycerol in the explosives industry. (wikipedia.org)
Molecular weight2
- It is the NCO value (driven by the bioaccessible NCO groups on relatively soluble mMDI and low molecular weight species ( e.g. three-ring oligomer) which is responsible for chemical and physiological reactivity and subsequent toxicological profile. (europa.eu)
- Thermal analysis indicated that the oligomers were thermally stable to ∼160 °C, and the T g increased as the PEG molecular weight increased. (elsevierpure.com)
Colorless1
- Propylene glycol n-propyl ether (PnP) is a colorless liquid with an ether-like odor. (ethersolvent.com)
Antifreeze3
- The major use of ethylene glycol is as an antifreeze agent in the coolant in for example, automobiles and air-conditioning systems that either place the chiller or air handlers outside or must cool below the freezing temperature of water. (wikipedia.org)
- The major use of ethylene glycol is as a coolant or antifreeze in, for example, automobiles and personal computers. (cqconcepts.com)
- The antifreeze capabilities of ethylene glycol have made it an important component of vitrification mixtures for low-temperature preservation of biological tissues and organs. (cqconcepts.com)
Epoxy2
- Base-epoxy oligomer resin, Ethylene glycol salicylate, Bismuth subcarbonate. (floridadentalsupply.com)
- The base oligomer, CN104 NS offers the lowest colour of Sartomer's bisphenol A based epoxy acrylates. (arkema.com)
Molecules2
- The results are supported by isothermal titration calorimetry measurements where the binding of ethylene glycol to PIC molecules is found to be endothermic. (bvsalud.org)
- More recently, the realization that macro- principal experimental challenge is to resolve and quantify molecules occupy 20-30% of the intracellular volume has populations of protein oligomers in dynamic equilibrium. (lu.se)
Preservative1
- Ethylene glycol is commonly used as a preservative for specimens in schools, frequently during dissection. (cqconcepts.com)
Functional1
- Terminal primary dihydroxy-functional oligomer. (sigmaaldrich.com)
Chemically1
- The glycol chemically removes the water vapor, allowing dry gas to exit from the top of the tower. (cqconcepts.com)
Oligomerization2
- To achieve molecular insights, we examine the effect of crowding by ethylene glycol on the solvation thermodynamics of oligomerization of dyes into H-type and J-type oligomers using extensive molecular dynamics simulations. (bvsalud.org)
- Ethylene glycol, as a molecular crowder, disfavours the H- as well as J-oligomerization via preferential binding to the dye oligomers. (bvsalud.org)
Aqueous solution1
- According to the methods, a mixture of lipids containing a protonatable or deprotonatable lipid, for example an amino lipid and a lipid such as a PEG- or Polyamide oligomer-modified lipid is combined with a buffered aqueous solution of a charged therapeutic agent, for example polyanionic nucleic acids, to produce particles in which the therapeutic agent is encapsulated in a lipid vesicle. (justia.com)
Chemical compounds1
Ether3
- PnP is a propylene oxide-based, or Pseries, glycol ether. (ethersolvent.com)
- PnP glycol ether contains min. (ethersolvent.com)
- I am interested in 1569-01-3 Pnp Printing Ink , Printing And Dyeing Industry Propylene Glycol Monopropyl Ether could you send me more details such as type, size, quantity, material, etc. (ethersolvent.com)
Hydration1
- In this work, we aim to characterize the hydration structure of PEG and POM oligomers by exploring how the solute disturbs the water structure compared to the bulk solvent and how the solute chain interacts with the solvent. (dannyvanpoucke.be)
Catalyst2
- This ring is then hydrolyzed with a base catalyst in a second step to produce mono-ethylene glycol in 98% selectivity. (wikipedia.org)
- Dimethyl oxalate can be converted into ethylene glycol in high yields (94.7%) by hydrogenation with a copper catalyst: Because the methanol is recycled, only carbon monoxide, hydrogen, and oxygen are consumed. (wikipedia.org)
Interaction3
- The formation of oligomers is supported by the favourable change in dye-solvent interaction energy in both pure water and aqueous ethylene glycol solution although it is opposed by the reduced dye-solvent entropy. (bvsalud.org)
- An unfavourable change in dye-crowder and dye-dye interaction energy on dye association makes the H-oligomer formation less favourable in crowded solution than in pure water solution. (bvsalud.org)
- In the case of J-oligomers, however, the unfavourable change in dye-crowder interaction energy primarily contributes to making total dye-solvent energy unfavourable. (bvsalud.org)
Reactions1
- Secondly, while other biochips have experienced problems with "sticky" proteins adsorbing to the materials used to construct the bio-chips, the U of C researchers use of the inert ethylene-glycol oligomers as a substrate minimized these types of side reactions. (uchicago.edu)
Commonly2
- Such coatings typically may include self-assembled monolayers containing surface-immobilized ethylene glycol groups, commonly known as poly(ethylene glycol) (PEG). (nanomedicine.com)
- Ethylene glycol is commonly used in laboratories to precipitate out proteins in solution. (cqconcepts.com)
Stable1
- Atomic charges calculated on the oligomers in gas phase are stable throughout conformation and chain length and seem not to determine solvation. (dannyvanpoucke.be)
Manufacture1
- Minor uses of ethylene glycol include the manufacture of capacitors, as a chemical intermediate in the manufacture of 1,4-dioxane and as an additive to prevent the growth of algae in liquid cooling systems for personal computers. (cqconcepts.com)
Concentration3
- The temperature-concentration behavior of physical gel by atactic poly(methyl methacrylate) (aPMMA) in poly(ethylene glycol) oligomer (PEG400) was investigated. (epj.org)
- A small concentration of these oligomers are derivatized with the benzoquinones which can later undergo the Diels Alder reaction. (uchicago.edu)
- The isolates' susceptibility to both oligomers was evaluated by determining their minimal inhibitory concentration (MIC) and the biocidal effectiveness of each compound was further confirmed through spectrophotometric measurements and fluorescence microscopy. (springeropen.com)
Solvent1
- By recording the solvent proton spin relaxation rate over a wide range of magnetic field strengths, it is possible to Submitted November 8, 2004, and accepted for publication December 28, resolve (in the frequency domain) protein oligomers with 2004. (lu.se)
Mixtures1
- So, while providing freeze protection and an increased boiling point, ethylene glycol lowers the specific heat capacity of water mixtures relative to pure water. (wikipedia.org)
Fluid1
- In geothermal heating/cooling systems, ethylene glycol is the fluid that transports heat through the use of a geothermal heat pump. (wikipedia.org)
Toxic3
- Ethylene glycol has a sweet taste, but it is toxic in high concentrations. (wikipedia.org)
- Ethylene glycol is toxic, and its accidental ingestion should be considered a medical emergency. (cqconcepts.com)
- Alcohol acts as a competitive inhibitor to the active site of the enzyme that converts ethylene glycol to its toxic form. (cqconcepts.com)
Production3
- The oxidative carbonylation of methanol to dimethyl oxalate provides a promising approach to the production of C 1-based ethylene glycol. (wikipedia.org)
- One plant with a production capacity of 200 000 tons of ethylene glycol per year is in Inner Mongolia, and a second plant in the Chinese province of Henan with a capacity of 250 000 tons per year was scheduled for 2012. (wikipedia.org)
- In the United States, semicommercial production of ethylene glycol via ethylene chlorohydrin started in 1917. (wikipedia.org)
Water9
- The highest yields of ethylene glycol occur at acidic or neutral pH with a large excess of water. (wikipedia.org)
- The separation of these oligomers and water is energy-intensive. (wikipedia.org)
- The ethylene glycol either gains energy from the source (lake, ocean, water well) or dissipates heat to the sink, depending on whether the system is being used for heating or cooling. (wikipedia.org)
- Pure ethylene glycol has a specific heat capacity about one half that of water. (wikipedia.org)
- Prior to the widespread availability of ethylene glycol, many aircraft manufacturers tried to use evaporative cooling systems which used water at high pressure. (cqconcepts.com)
- In the field, excess water vapor is usually removed by glycol dehydration. (cqconcepts.com)
- Glycol flows down from the top of a tower and meets a rising mixture of water vapor and hydrocarbon gases from the bottom. (cqconcepts.com)
- The glycol and water are separated, and the glycol cycles back through the tower. (cqconcepts.com)
- The binding free energy calculations show that the formation of J-oligomers is more favourable than that of H-oligomers in water. (bvsalud.org)
Products1
- Oligomers are products that are widely used to make detergents, lubricant additives, drilling fluids and a range of other products. (ineos.com)
Compositions1
- Biodegradable Compositions of Polylactide with Ethyl Cellulose and Chitosan Plasticized by Low-Molecular Poly(Ethylene Glycol). (taylorfrancis.com)
Organic1
- Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound (a vicinal diol) with the formula (CH2OH)2. (wikipedia.org)
Form2
- These dimers associate to form physical oligomers. (ku.edu)
- In addition, thiol-terminated PEG was synthesized and reacted with GSH to form disulfide-linked oligomers to probe potential antioxidant therapies. (elsevierpure.com)
Pure1
- Pure oligomers (n = 3, 6 and 9) were also synthesized. (waikato.ac.nz)
Found1
- Ethylene glycol may also be found as a contaminant in unlawfully distilled whiskey (moonshine) made in a still constructed using an improperly washed car radiator. (cqconcepts.com)
System1
- On the Specific Reactivity of arbooligoarylenes: Representatives of Oligomers with Conjugate System. (taylorfrancis.com)