High-performance liMonomersPermeationExchange chromatographyMass spectrometryStationary phasePolyacrylamideCelluloseEthyleneContaining a linear polymSupramolecularBehaviorRigid backboneChain backbonePurificationPhosphateSilica gelSeparationElectrophoresisMoleculesAffinityPolysaccharidesOlefinPolyalkylExtracellularChainsPropertiesConventionalCopolymerizationOrganicEfficienciesPolyRedoxIntrinsicallyUtilizeSolubilityGlass transitionEnzymesCharacteristicsCompositesSyntheticMethodsThermalTypicallyIncorporatesLiquidDependentDynamicsMechanismMolecular weightsPresent inventionDensityLinearTemperatureSpeciesWidely
High-performance li3
- A solid-phase extraction-type collection device packed with Sunpak-H, styrene-divinylbenzene polymer particles, was used to identify 16 airborne polycyclic aromatic hydrocarbons (PAHs) using high-performance liquid chromatography (HPLC)-fluorescence detection and ultraviolet detector. (go.jp)
- Moreover, high-performance liquid chromatography studies showed that the dltX mutant was devoid of D -alanine, and electrophoretic mobility measurements indicated that the cells carried a higher negative surface charge. (frontiersin.org)
- High-performance liquid chromatography has become the predominant global separation technique over the past four decades. (chromatographytoday.com)
Monomers6
- With acrylic and vinylic monomers such as acrylonitrile, acrylamide, and substituted acrylamides, MBA can undergo radical copolymerization to form highly crosslinked gels, using peroxides, UV light, or redox initiators. (wikipedia.org)
- In closed-loop chemical recycling, chemical transformations are used to cleave the polymer into its monomers (depolymerization), or to create a polymer with equivalent function 12 . (nature.com)
- ILs are organic salts with melting points at or below 100 °C, and PILs are polymers synthesized from IL monomers. (chromatographyonline.com)
- Carboxymethyl cellulose (CM-Cellulose, CMC) is a cellulose derivative with carboxymethyl groups (-CH2-COOH) bound to hydroxyl groups of the glucopyranose monomers that make up the cellulose backbone. (xantec.com)
- Thus useful TPE polymers from olefinically unsaturated monomers, such as ethylene and C3-C8 α-olefms, have been developed and are also well-known. (allindianpatents.com)
- U.S. Patent 5,391,629 describes thermoplastic elastomer compounds comprising tapered and block linear polymers from ethylene and alpha-olefin monomers. (allindianpatents.com)
Permeation3
- The produced SPh was characterized by gel permeation chromatography, mass spectrometry, FTIR, Raman spectroscopy, and other spectroscopies. (rsc.org)
- The supramolecular dendronized polymers, as well as their threading-dethreading properties, were characterized by 1 H NMR and UV absorption spectroscopies, gel permeation chromatography (GPC) and light scattering (LS). (edu.hk)
- Weight-average (Mw) and number-average (Mn) molecular weights were measured using Gel Permeation Chromatography (GPC) method. (metu.edu.tr)
Exchange chromatography2
- XPB-6 was purified to homogeneity with 2.15 fold of purity and 60.31% yield, respectively by ammonium sulfate precipitation and DEAE ion exchange chromatography. (scirp.org)
- A type of ion exchange chromatography using diethylaminoethyl cellulose (DEAE-CELLULOSE) as a positively charged resin. (lookformedical.com)
Mass spectrometry1
- A microanalytical technique combining mass spectrometry and gas chromatography for the qualitative as well as quantitative determinations of compounds. (lookformedical.com)
Stationary phase4
- Spherical polyimide (PI) particles have been introduced as a stationary phase in liquid chromatography (LC). (go.jp)
- Two types are gas-solid chromatography, where the fixed phase is a solid, and gas-liquid, in which the stationary phase is a nonvolatile liquid supported on an inert solid matrix. (lookformedical.com)
- It is commonly used as a desiccating agent and as a stationary phase for CHROMATOGRAPHY. (lookformedical.com)
- Dextran and its derivative CM-Dextran have a long history as biocompatible materials and the crosslinked form of CMD (Sephadex®) has been used for more than 50 years as a stationary phase for chromatography of biomolecules. (xantec.com)
Polyacrylamide4
- In biochemistry, MBA is used for chromatography gels and polyacrylamide gel electrophoresis. (wikipedia.org)
- Electrophoresis in which a polyacrylamide gel is used as the diffusion medium. (lookformedical.com)
- Polyacrylamide (PAAm) is difficult to characterize because it possesses a non-polar, hydrocarbon backbone with a highly polar amide side chain capable of both ionic character and hydrogen bonding capabilities. (malvernpanalytical.com)
- Polyacrylamide is a widely used commodity polymer in various industrial and pharmaceutical applications. (malvernpanalytical.com)
Cellulose5
- Cellulose acetate polymer is used to make a variety of consumer products including textiles, plastic films, and cigarette filters. (springer.com)
- Cellulose acetate is prepared by acetylating cellulose, the most abundant natural polymer. (springer.com)
- Once partial deacetylation has been accomplished either by enzymes, or by partial chemical hydrolysis, the polymer's cellulose backbone is readily biodegraded. (springer.com)
- Initially the assessments of the biodegradability of CA reached the incorrect conclusion that the polymer is not biodegradable, due to evaluations being performed only with cellulose degrading organisms like fungi [ 3 ]. (springer.com)
- The water soluble polymers market encompasses several categories, including starch, cellulose ethers, polyvinylacetate, polyvinyl alcohol and other synthetic water soluble polymers. (niir.org)
Ethylene3
- In the case of polymers it is the repetition of monomer units (Styrene, ethylene, glycol, etc.) and for silica, it is the repetition of SiO4. (aisimo.com)
- In this study, we reveal the suppression of non-specific hydrophobic interaction in poly(ethylene-co-glycidylmethacrylate) (PEGM) based spongy monolith (SPM), PEGM-SPM, which has recently be reported as a new platform of separation medium for affinity chromatography in our previous study, by an simple acidic treatment. (go.jp)
- The best commercially known class of TPE polymers are the styrenic block copolymers (SBC), typically linear triblock polymers such as styrene-isoprene-styrene and styrene-butadiene-styrene, the latter of which when hydrogenated become essentially styrene-(ethylene-butene)-styrene block copolymers. (allindianpatents.com)
Containing a linear polym1
- Xylanases effectively hydrolyze xylan, the principal type of hemicellulose containing a linear polymer of β-D-xylopyranosyl units linked by (1-4) glycoside bonds which act cooperatively to convert xylan to its constituent simple sugars. (scirp.org)
Supramolecular3
- Herein, we design and synthesize a novel all-carbon supramolecular polymer host ( SPh ) containing conjugated macrocycles interconnected by a linear poly( para -phenylene) backbone. (rsc.org)
- The formation of the supramolecular systems is acid-base switchable to either an ON (rodlike dendronized polymers) or an OFF (flexible polymers) state. (edu.hk)
- Thus, by controlling the superstructures of the supramolecular polymers with the [G1]-[G3] dendrons, it is possible to induce conformational changes within the polymer backbones. (edu.hk)
Behavior2
- Cyclic Voltammetry (CV) was carried out in order observe the redox behavior of polymers. (metu.edu.tr)
- However, when heated above the melt temperature or glass transition temperature of the hard block, the polymer flows readily exhibiting thermoplastic behavior. (allindianpatents.com)
Rigid backbone1
- Here we show that a simple aldol condensation reaction can prepare polymers where double bonds lock-in a rigid backbone conformation, thus eliminating free rotation along the conjugated backbone. (nature.com)
Chain backbone2
- The large retention on the PI phase can be interpreted on the basis of the surface structure of the PI particles, because a number of aromatic functionalities are in the chemical structure of the polymer chain backbone. (go.jp)
- We analyze the effects of polymer concentration, C p , and physical crosslinking ratio, r c , on the linear viscoelasticity of lightly entangled, linear, associating polymers with multiple crosslinkable groups along the chain backbone. (aip.org)
Purification1
- Chromatography -- Any of several techniques for the separation or purification of complex mixtures that rely on the differential affinities, or the attractions or forces between particles that cause them to combine, of substances for a gas or liquid mobile medium (such as gelatin) and for a stationary adsorbing medium (such as paper) through which they pass. (nih.gov)
Phosphate2
- Located predominantly in cell nuclei, it is composed of two chains of nucleotides -- deoxyribose and phosphate backbones with side chains of purine (adenine or guanine) or pyrimidine (cytosine and thymine) bases projecting inward. (nih.gov)
- The cell wall of gram-positive bacteria contains highly charged anionic polymers called teichoic acids (TAs) that consist of alditol phosphate repeats. (frontiersin.org)
Silica gel4
- Our silica gel has the lowest level of fines in the industry and we maintain strict quality control to ensure excellent lot-to-lot reproducibility. (aisimo.com)
- Therefore the polymer has an organic backbone whereas the silica gel has an inorganic one. (aisimo.com)
- Silica gel is not affected in any way by any organic solvent since the pore structure is rigid, permanent, and consequently is mechanically and thermally stable. (aisimo.com)
- The fully hydrated form of silica gel has distinct properties and is referred to as SILICIC ACID. (lookformedical.com)
Separation4
- Gel electrophoresis -- The separation of the molecules of various ionic compounds dissolved in solution based on the compounds' different rates of movement through an electric field applied to the solution. (nih.gov)
- A method of gel filtration chromatography using agarose, the non-ionic component of agar, for the separation of compounds with molecular weights up to several million. (lookformedical.com)
- Separation was performed on two ViscoGEL C-series columns while maintaining a constant temperature of 30 °C during chromatography and detection. (malvernpanalytical.com)
- Analyzing the PAAm resins using advanced SEC/GPC detection has traditionally been difficult due to the amphiphilic and ionic nature of the polymer causing non-ideal chromatographic separation. (malvernpanalytical.com)
Electrophoresis3
- Gel electrophoresis uses a gel in the form of tubes or a thin slab as a non-reacting support medium, which holds the molecules of the ionic compounds as they move in the conducting medium, in order to prevent diffusion of the compounds. (nih.gov)
- This unique set of properties has made this material very useful as hydrogel in applications such as waste water treatment, oil well fracturing, gel electrophoresis, soil conditioners, as well as a thickening agent and filler. (malvernpanalytical.com)
- The PAAm sample was acquired pre-diluted from a gel electrophoresis manufacturing company. (malvernpanalytical.com)
Molecules1
- In this method, the polymer molecules are separated based on their hydrodynamic volume. (vonroll.com)
Affinity2
- Our polymers with a high electron affinity display long wavelength NIR absorption with air stable electron transport in solution processed organic thin film transistors. (nature.com)
- Electron transport is attributed to the combination of a delocalised LUMO level along the polymer backbone, and a sufficiently large electron affinity to facilitate electron injection. (nature.com)
Polysaccharides2
- This group of polysaccharides has a backbone of alternating 3-linked β- d -galactose and 4-linked α- d -galactose residues (Tuvikene et al. (springer.com)
- These polysaccharides are relatively bioinert and moderate flexibility of the polymer chains gives immobilized ligands a degree of freedom within the hydrogel. (xantec.com)
Olefin2
- A thermoplastic elastomer is provided comprising a branched olefin polymer having crystalline sidechains and an amorphous backbone wherein at least 90 mole percent of the sidechains are isotactic or syndiotactic polypropylene and at least 80 mole percent of the backbone is atactic polypropylene. (allindianpatents.com)
- and c) recovering a branched olefin polymer. (allindianpatents.com)
Polyalkyl1
- The robust C hydrogel consists of a hydrophilic, strictly linear polycarboxylate with a polyalkyl backbone. (xantec.com)
Extracellular1
- Alginate hydrogels are particularly attractive in wound healing, drug delivery, and tissue engineering applications, as these gels retain structural similarity to the extracellular matrices in tissues. (xantec.com)
Chains2
- Thus, side chains must be cleaved before the xylan backbone is completely hydrolyzed. (scirp.org)
- Compared with CM-Dextran (CMD) coatings, this hydrogel shows significantly lower diffusion limitation, resulting from its small molecular footprint and higher flexibility of the polymer chains. (xantec.com)
Properties11
- The properties of such gels are determined by the crosslink density, and targeted gel formation using MBA crosslinking gives useful technical properties used in various applications, such as in adhesives, paints, and superabsorbents. (wikipedia.org)
- For transistor applications, polymer molecular conformation and thin film morphology have been shown to influence charge carrier mobility, and subsequently the device electrical properties 3 . (nature.com)
- Donor-acceptor-donor type conjugated polymers have drawn a tremendous attention in the synthetic modification of optical and electronic properties. (metu.edu.tr)
- Electrochemical and spectroelectrochemical properties of the corresponding polymers were studied successfully. (metu.edu.tr)
- The synthesis , spectroscopic and electrochemical properties of a series of donor-acceptor (DA) type polymers by changing the donor unit (thiophene, dithienopyrrole) polymer backbone were investigated.The synthesized CoP1 and CoP2 were designed to investigate the effect of copolymerization and insertion of perylene tetracarboxylic dimide (PDI) on the structure of benzotriazole (BTz) based polymers. (metu.edu.tr)
- However, the inadequate interfacial bonding between ceramics and polymers compromises their mechanical properties. (bvsalud.org)
- Among the nanoplatforms designed to address these objectives, polymer-based NPs have attracted much interest mainly because of the versatile characteristics of polymers allowing adjustment of the physico-chemical and biological properties of the corresponding nanocarriers. (frontiersin.org)
- 66,68 The variety of conducting properties makes difficult to investigate completely and correctly by usual experimental methods true charge dynamics along a polymer chain, which can be masked by interchain, interglobular, and other charge transfer processes. (researchgate.net)
- The book covers classification of water soluble polymers, processes, properties, uses and applications of water soluble polymers with lot of other information. (niir.org)
- Dependent on the degree of carboxymethylation and the polymer length, functional properties of CMC vary. (xantec.com)
- Viscotek's triple detection SEC/GPC can provide good size exclusion chromatography as well as advanced detection capabilities to correlate molecular weight and size properties to critical performance parameters. (malvernpanalytical.com)
Conventional3
- Conventional semiconducting polymer synthesis typically involves transition metal-mediated coupling reactions that link aromatic units with single bonds along the backbone. (nature.com)
- Most conventional coating polymers at present can be produced in a form that will allow them to be solubilized in water. (niir.org)
- All methods are based on the use of enzymes either purified by conventional chromatography or produced using molecular biology techniques. (megazyme.com)
Copolymerization1
- There are various types of polymerization methods of water soluble polymers such as bulk polymerization, solution polymerization, copolymerization, emulsion polymerization and suspension polymerization. (niir.org)
Organic5
- The polymer is more susceptible to leaching which happens when the polymer condensation is not completed and parts of it can dissolved in organic solvents. (aisimo.com)
- Donor-acceptor type conjugated polymers containing thiadiazolo quinoxaline and benzodithiophene derivatives were used as photoactive material for organic solar cell. (metu.edu.tr)
- A review is presented summarizing the (at that time) available basic knowledge about conductive polymers / organic metals, experimental and theoretical results - dispersion, self-organisation, rheology, non-equilibrium thermodynamics, practical applications. (researchgate.net)
- Harsh conditions are tolerated as the C-C backbone withstands practically all aqueous buffers and organic solvents except strong oxidizing agents. (xantec.com)
- The backbone of a monolithic column is composed of either an organic or inorganic substrate and can easily be chemically altered for specific applications. (chromatographytoday.com)
Efficiencies1
- When their literature examples are considered, it is seen that they are capable of producing low oxidation potential polymers with high efficiencies in optical applications like polymer solar cells when coupled with strong donor units. (metu.edu.tr)
Poly1
- Coating is preferably carried out by activating the intravascular stent using plasma glow discharge, applying on the stent a layer or plurality of layers of a polymer such as poly(2-hydroxyethylmethacrylate), applying a tresylation solution containing pyridine and tresyl chloride, and applying a five amino acid peptide having the sequence glycine-arginine-glutamic acid-aspartic acid-valine. (patsnap.com)
Redox2
- Gel Free Polymerization of N,N′-Methylenebisacrylamide Initiated by a Peroxodiphosphate-Thioacetamide Redox System. (wikipedia.org)
- Low redox potentials, low band gaps, broad absorption spectrum, processability and durability are some of the crucial parameters for conjugated polymers according to the application areas. (metu.edu.tr)
Intrinsically2
- 42,43,50 - 55] For that reason, solid dispersions of intrinsically conductive polymer (ICP) in thermoplastic matrices are generally regarded as thermodynamically unstable systems. (researchgate.net)
- Hkng polymer (CP), intrinsically CP and metal oxides (MOS) tradrr three of the most commonly utilized konv of sensing materials. (forexsignalx.com)
Utilize1
- Recycling methods that utilize these waste polymers could attenuate their environmental impact. (nature.com)
Solubility1
- Further increases in solubility were obtained by the addition of the NVoy polymer reagent to the reaction mixture. (iucr.org)
Glass transition1
- DMA is the most accurate and most sensitive method for determining the glass transition temperature of polymers. (vonroll.com)
Enzymes1
- Enzymes which catalyze such process include xylanases, a β-1,4-xylose polymer that is decorated with various sugars. (scirp.org)
Characteristics1
- Absorption characteristics were observed via spectroelectrochemical studies and comparable maximum absorption wavelengths, polaron and bipolaron band formations and color changes upon oxidation were reported from the results of absorption spectra of the polymers. (metu.edu.tr)
Composites1
- iv) the instability phenomena and the dissipative structures in the conductive polymer composites have common features, namely negative dispersion entropy and positive free Gibbs' energy. (researchgate.net)
Synthetic3
- The synthetic polymer community created these impactful materials, and now, we must turn our attention towards technologies that facilitate their collection and recycling, to create a circular economy that is more sustainable 7 . (nature.com)
- Water soluble polymers cover a wide range of highly varied families of products of natural or synthetic origin, and have numerous uses. (niir.org)
- naturally occurring, semi synthetic and completely synthetic polymers. (niir.org)
Methods1
- Future studies should explore pre-implant seeding of polymer scaffolds, more advanced polymer fabrication methods able to more closely approximate native tissue structure and function, and other techniques to control and balance the degradation of biomaterials and new tissue formation by modulation of the host immune response. (bvsalud.org)
Thermal2
- Incorporates phenyl groups in the polymer backbone for improved thermal stability, reduced bleed and reduced susceptibility to oxidation. (fishersci.com)
- Thermo Scientific™ TraceGOLD TG-5SilMS GC Columns incorporate phenyl groups in the polymer backbone for improved thermal stability, reduced bleed and reduced susceptibility to oxidation. (fishersci.com)
Typically1
- read Blended Learning: Aligning Theory with Practices : cell expressed transferred for PCR answers on solvent orientation Colorectal orientations( system 2 gel PCR germ was left in all of 8 His+ subpopulations, but Typically from the CIRS JHK3a or infected. (naturheilpraxis-gisbert-fussek.de)
Incorporates1
- Therefore, a design strategy that only incorporates electron-deficient repeat units into the polymer backbone is desirable 14 . (nature.com)
Liquid2
- 0006] The farnesene polymer is preferably a liquid farnesene polymer. (epo.org)
- Liquid Chromatography as a Game-Changer in Measuring. (chromatographytoday.com)
Dependent1
- The polymer active sites are inside the matrix so the rate of action is largely dependent on the rate of diffusion through the polymer. (aisimo.com)
Dynamics1
- Molecular dynamics simulations of each DPA suggest that the lengths of the polymer backbones increase accordingly. (edu.hk)
Mechanism2
- Photo degradation is another common mechanism for many polymers. (springer.com)
- Chromatography on non-ionic gels without regard to the mechanism of solute discrimination. (lookformedical.com)
Molecular weights1
- Using calibration standards, the relative molecular weights in the polymer sample can be determined. (vonroll.com)
Present invention2
- 0011] The rubber composition for tires of the present invention contains a farnesene polymer and a specific carbon black together with a rubber component. (epo.org)
- The present invention relates to elastomeric propylene polymers incorporating macromers and a method for the preparation of branched polymers having atactic polypropylene backbones and isotactic or syndiotactic polypropylene sidechains utilizing transition metal catalyst compounds. (allindianpatents.com)
Density1
- The parameters derived from this plot provide insight into the structure, shape, and density of the polymer. (malvernpanalytical.com)
Linear3
- As a symmetric, unconjugated divinyl monomer, MBA can be used with suitable initiators in cyclopolymerizations to create linear, soluble polymers whose backbones are built from five- and seven-membered rings. (wikipedia.org)
- Linear polymer consisting of alternating D-galactose and 3,6-anhydro-L-galactopyranose linked by α-(1→3) and β-(1→4) glycosidic bonds. (xantec.com)
- Alginate is a linear polymer composed of (1-4)-linked β-D-mannuronate (M) and its C-5 epimer α-L-guluronate (G), covalently linked together in different sequences. (xantec.com)
Temperature1
- By processing technical polymers like polyamide or polybuthylene terephthalate, possible causes for process variations are residual moisture of the material or different conditions with respect to time and temperature. (4spe.org)
Species1
- Efficient combination of strong electron-accepting units with strong electron-donor species can produce polymers with low oxidation potentials and low band gaps. (metu.edu.tr)
Widely1
- Water soluble polymers are used widely as stabilizers or protective colloids in emulsion polymerization. (niir.org)