How To Use Copolymer In A Sentence
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It was found that SBA-15 contained abundant silanol groups after removal of triblock copolymers by ethanol extraction and could easily adsorb a great number of titanium alkoxide via chemisorption.
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Although it is established that TMR-actin alone is polymerization incompetent, the impact of its copolymerization with unlabeled actin on filament structure and dynamics has not been tested yet.
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Such materials have only been prepared by using very high molecular weight copolymers, typically up to 1 million g / mol, and maintaining uniform (monodisperse) polymer chain lengths, which requires solution processing that adds complexity and cost.
Chemical & Engineering News: Latest News
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The performance of fluorescent-labeled copolymers contained pyrenyl has been studied by means of fluorescent spectrum and static evaluation test.
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Melt blending of HDPE and LLDPE, and peroxide initiated grafting copolymerization of vinyl trimethoxy silane(A171) onto HDPE/LLDPE blends were simultaneously studied in a twin screw extruder.
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Batch and semi - continuous emulsion copolymerizations of Vinyl Acetate ( VA ) - Metyl Acrylate ( MA ) were carried out.
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Crosslinked Copplymer gels prepared by copolymerization of hexadecyl acrylate ( HA ) and acrylic acid ( AA ).
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Other interesting results obtained by Natta in the field of macromolecular chemistry concern the synthesis of crystalline alternating copolymers of different couples of monomers and the synthesis of various sterically ordered polymers of non-hydrocarbon monomers.
Giulio Natta - Biography
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These waterborne and other environmentally - friendly technologies comprise acrylics, urethanes, urethane - acrylics , vinyl acrylics and other copolymers.
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Diene elastomers have structures based on the molecules butadiene, isoprene, and/or their derivatives or copolymers.
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PALCA: The X-ray pictures of the particular block copolymer Bates was studying - and in case you're interested, it was a mix of poly isoprene and poly lactide and poly styrene, poly isoprene and poly ethylene oxide anyway, those X-ray pictures suggested something unusual was going on.
Molecular Mimicry: Plastic, Steel Line Up Like Kin
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The IB Roof system I prefer is manufactured with copolymer alloys and offers a lifetime warranty against leakage and water ponding.
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The experimental treatment uses spheres called copolymer micelles that fuse with injured nerve fibers and prevent inflammation from doing more damage to surrounding nerves.
Undefined
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The structure and thermal capability of bead like copolymer are characterized by FT - IR and thermogravimetry.
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The researchers used a technique called coordination copolymerization to produce the new material.
Science Blog - Science news straight from the source
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No less important is his later research which led to the synthesis of completely new elastomers, in two different ways: by polymerization of butadiene into cis-1,4 polymers with a very high degree of steric purity and by copolymerization of ethylene with other a-olefins
Giulio Natta - Biography
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The super slurpers consist of copolymers made from cornstarch.
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At 12 months, the body's natural metabolism evacuates the copolymer from the surrounding tissue by forming carbon dioxide and water, and by 15 months, the copolymer is completely eliminated.
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A stable vac - veova copolymer emulsion for preparation of re - dispersible polymer powder was synthesized.
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From the copolymer consisting of two protein units and four water molecules a single unit was extracted with one structural water molecule preserved.
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In this study, we show that TMR-actin perturbs the filaments structure when copolymerized with unlabeled actin; the resulting filaments are more fragile and shorter than the control filaments.
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INSKEEP: It's a Frank-Kasper sigma phase in sphere-forming block copolymer melts.
Molecular Mimicry: Plastic, Steel Line Up Like Kin
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BASF and INEOS said in a joint statement that Styrolution will be equally owned and combine their global business activities in styrene monomers, polystyrene, acrylonitrile butadiene styrene, styrene-butadiene block copolymers and other styrene-based copolymers as well as copolymer blends.
BASF Sets Up Styrenics Joint Venture
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Third, polymers may contain dozens of different monomers, such as copolymers and proteins which are simply polymers of amino acids.
Citizendium, the Citizens' Compendium - Recent changes [en]
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The builder capability of sodium salt of maleic anhydride-acrylic acid copolymer, STPP and 4A zeolite is compared.
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The paper discussed the influences of the melt flow rate, long branched chain and the copolymerized monomer of polyolefin on the melting strength.
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Virtually all of the world's butyl rubber production is made by a precipitation (slurry) polymerization process in which iosbutylene and a minor amount of isoprene are copolymerized in a methyl chloride diluent at temperatures of -100 to - 90ºC using aluminum chloride as catalysts (1).
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The device has three injection-molded elements made of a cyclic olefin copolymer: the lid, a mixing chamber and a delivery cartridge.
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Oh, now it all makes sense … It's the cryogenic dielectric piezo nano ceramic acetal nonresonant copolymer!
OhGizmo!
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PALCA: You need ping pong balls and pipe cleaners to get a real sense of how soft, squishy, hairy spheres of block copolymers fit together.
Molecular Mimicry: Plastic, Steel Line Up Like Kin
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In experiments, it has been found that such block copolymers can assemble into mushroom, strip, superlattice structures.
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The new structure is a bit surprising and shows how the coordination copolymerization method has real potential for new materials discovery," Matzger said.
Science Blog - Science news straight from the source
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The hydroperoxidation product (EPHP) was used to initiate olefine monomers, such as styrene, etc. for grafting copolymerization and examination of toughening effect of the grafted EP in the blend.
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Styrolux is a styrene butadiene copolymer which is both transparent and also impact-resistant.
Lloyd Mexico Economic Report - June 2001
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The resulted copolymers were characterized by Fourier transform infrared spectroscopy and thermogravimetric analysis, respectively.
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Our isotherm results demonstrate that P188 is a highly surface-active copolymer.
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The microparticle could link with pulp fibre through ionic bond and hydrogen bond, from which excellent retention effect of copolymer initiated.
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He says this is the story about the discovery of a Frank-Kasper sigma phase in sphere-forming block copolymer melts.
Molecular Mimicry: Plastic, Steel Line Up Like Kin
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Since modacrylic fibers are copolymerized with vinyl chloride or vinylidene chloride, they are flame retardant.
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The research is "a nice example of how increased polydispersity can actually be beneficial and lead to new phenomena in certain block copolymer systems," Hillmyer notes.
Chemical & Engineering News: Latest News
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The coating composition is the reaction product of a water-dispersible cross-linking agent and a water-based copolymer prepared by free-radical polymerization.
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The articles also deal with the synthesis of polymeric dendrimers, either by the convergent or divergent approach; block copolymers synthesis, to define micromorphology in high performance polymers; and thereby tailoring their thermal, chemical, mechanical and dielectrical properties, and finally kinetics and thermodynamics for microstructural organization in macroporous thermosets.
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While Delrin is frequently specified, distributors estimate that 80% of the acetals sold today are actually copolymers.
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The covalent linkage of the chromophore by copolymerization with MMA does not significantly alter its photophysics.
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Unlike certain human polyurethane-polyurea copolymer stretched across its angular aluminum frame serves as a strong yet lightweight covering for the lean body of the purpose-built machine.
Autoblog Green
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The surfaces of the different copolymers exhibited a different surface energy depending on the kind of the comonomer due to the different mass fraction of the maleic acid groups.
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The copolymer manufactured by DMT Copolymerized with BD and EGis belonged to the random copolyester.
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Water-soluble compounds derived from homopolymer or copolymer of maleic anhydride, and applications of the said compounds to supporting biological molecules
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The three latexes that are most commonly used in polymer-modified concrete are styrene-butadiene resin, acrylic latex, and vinyl acetate ethylene copolymer.
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Melt blending of HDPE and LLDPE, and peroxide initiated grafting copolymerization of vinyl trimethoxy silane(A171) onto HDPE/LLDPE blends were simultaneously studied in a twin screw extruder.
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Prof. Natta extended the research conducted by Ziegler on organometallic catalysts to the stereospecific polymerization, thus discovering new classes of polymers with a sterically ordered structure, viz. isotactic, syndiotactic and di-isotactic polymers and linear non branched olefinic polymers and copolymers with an atactic (or sterically nonordered) structure.
Giulio Natta - Biography
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The trick is that the polymers are "copolymers," meaning they're made of two different types of polymer.
D Mag - News
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We had noted the same effect in a previous study, where a modified Rh6G dye molecule was copolymerized with methacrylic monomers, resulting in a laser material with considerably augmented photostability.
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By that it was concluded that the used maleic anhydride copolymer thin films allow for a substrate-protein interaction in a controlled manner.
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Prof. Natta extended the research conducted by Ziegler on organometallic catalysts to the stereospecific polymerization, thus discovering new classes of polymers with a sterically ordered structure, viz. isotactic, syndiotactic and di-isotactic polymers and linear non branched olefinic polymers and copolymers with an atactic (or sterically nonordered) structure.
Giulio Natta - Biography
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The new technique uses "copolymers" made of two different types of polymer.
Gizmag Emerging Technology Magazine
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This involved optimising the ratio of ether and carbonate groups in the copolymer.
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“Thermal copolymerization of amino acids to a product resembling protein.”
Life
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We have carried out a self-consistent field study of the fusion of membranes consisting of flexible block copolymers in a solvent of homopolymer.
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The copolymer part means they're made from two different plastics, the end product having the best properties of both.
Molecular Mimicry: Plastic, Steel Line Up Like Kin
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Further research led to the development of a fiber Vinyon N, which is a copolymer of vinyl chloride with acrylonitrile.
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So to start, don't think about Frank-Kasper sigma phase sphere-forming block copolymers.
Molecular Mimicry: Plastic, Steel Line Up Like Kin
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The articles also deal with the synthesis of polymeric dendrimers, either by the convergent or divergent approach; block copolymers synthesis, to define micromorphology in high performance polymers; and thereby tailoring their thermal, chemical, mechanical and dielectrical properties, and finally kinetics and thermodynamics for microstructural organization in macroporous thermosets.
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More than one compound can be used as the monomer, producing copolymers or terpolymers.
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Among other uses, the activity coefficients have successfully rationalized the copolymerization of sickle hemoglobin in mixtures with nonpolymerizing agents.
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Recent developments have led to the consolidation of the binder-market and a scarcity of copolymeric vinyl-chloride binders.
WebWire | Recent Headlines
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I got one word for you, young man, one word: Frank-Kasper sigma phase sphere-forming block copolymer melts.
Molecular Mimicry: Plastic, Steel Line Up Like Kin
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the two substances copolymerized
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This specification covers syndiotactic polystyrene materials including homopolymer, copolymers, blends, and impact modified, suitable for molding and extrusion.
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The binding strength of FN toward the substrate was adjusted using a set of thin films of different alternating maleic anhydride copolymers containing comonomers with varied alkyl chain length.
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Prof. Natta extended the research conducted by Ziegler on organometallic catalysts to the stereospecific polymerization, thus discovering new classes of polymers with a sterically ordered structure, viz. isotactic, syndiotactic and di-isotactic polymers and linear non branched olefinic polymers and copolymers with an atactic (or sterically nonordered) structure.
Giulio Natta - Biography
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Emission spectra of TMR-actin-before and after its copolymerization with unlabeled actin-show ~ 50% fluorescence increase upon actin polymerization.
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We have previously synthesized water-soluble polyacrylamide copolymers with MG side chains.
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When copolymerized with butyl acrylate it makes an excellent interior flat paint.
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Buna S was a copolymer of butadiene and styrene; Buna N used butadiene and acrylonitrile as copolymers.
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The results showed that both the melt point and crystallinity of the copolymers decreased with the increase of neopentyl glycol content in copolymer.
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The results of copolymerization are shown in Table 1, with the degree of substitution of the MG unit in the copolymer found to be 12.4 mol%.
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Objective To study the Theological behavior of PAA - Pluronic ~? F 127 graft copolymers.
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The experimental results showed that the AMPS/AA/DMDAAC - lignosulphonates graft copolymer has very good heat resistance, salt tolerance and inhibiting action when...
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To attain a better insight into the stabilizing mechanisms, computational studies, X-ray diffraction analysis, structure changes in dye monomers, polymers and copolymers and other approaches are currently in progress in our group.
