Acrylic Acid
3 (Phenylcarbamoyl)acrylic acid
... phenylcarbamoyl-acrylic acid and 2-methylquinoline from a methanol ...the acid segments are anti to each other and the amide oxygen is anti to the H atom on the olefinic group, while the carbonyl ...
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Acrylic Acid Neutralization for Enhancing the Production of Grafted Chitosan Superabsorbent Hydrogel
... At this stage, there is an interaction between the polymer with water molecules. Hydrogel swelling ratio at 50% acrylic acid neutralizing has a swelling ratio of 240 g/g after 180 s time of immersion. It is ...
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Unraveling the spontaneous zwitterionic copolymerization mechanism of cyclic imino ethers and acrylic acid
... by acrylic acid, which acts as nucleophile in the ring-opening reaction of the activated cyclic iminium ether and also protonates the ω-carboxylate end group ...the acid end group responses ...
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Optimization of electrospinning conditions for magnetic poly (acrylonitrile- co- acrylic acid) nanofibers
... (acrylonitrile-co-acrylic acid) (PAN-co-AA) composite nanofibers with different proportions of magnetic nanoparticles (MNPs) were fabricated using electrospinning ...
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Cisplatin-incorporated nanoparticles of poly(acrylic acid-co-methyl methacrylate) copolymer
... Figure 8 changes of tumor mass after administration of cisplatin or cisplatin-incorporated (poly[acrylic acid-co-methyl methacrylate]-2-3) nanoparticles (NPs). cT26 cells were implanted into the backs of ...
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Nanoparticles of Block Ionomer Complexes from Double Hydrophilic Poly(acrylic acid) b poly(ethylene oxide) b poly(acrylic acid) Triblock Copolymer and Oppositely Charged Surfactant
... In this work, we tried to fabricate a novel type of water- dispersible BIC using the double hydrophilic poly(acrylic acid)-b-poly(ethylene oxide)-b-poly(acrylic acid) (PAA-b- PEO-b-PAA) ...
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Electrochemical Reduction of Nickel – acrylic Acid Complexes: Quantum chemical Analysis
... In the present work, acrylic acid (HAk) was used. Earlier [9, 10], we explored the influence of this additive on the process of copper (II)-ions electroreduction from acidic sulfate solutions. By means of ...
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Studies on pH dependant swelling behavior of acrylic acid ionic hydrogels
... process is straight forward and can be conducted using conventional equipments. The equilibrium swelling ratio and swelling rate of the Acrylic acid–xanthan gum hydrogels increased with increasing Xanthan ...
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Effect of Styrene Sulfonic Acid on Solubility of Poly (acrylic acid-co-styrene-co-styrene sulfonic acid).
... Acrylic acid (anhydrous, 99%, containing 180-200 ppm monomethyl ether hydroquinone as inhibitor), styrene (ReagentPlus®, ≥99%) and 4-styrenesulfonic acid sodium salt hydrate were used in various ...
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Synthesis of Methylacrylate and Acrylic Acid Copolymers and Their Application as Materials for Restoration
... Abstract The radical mechanism was used to synthesize copolymers of methylacrylate and acrylic acid in the bulk and dioxane. By regulating the composition of the copolymer, macromolecules with both ...
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Lignin as a cross-linker of acrylic acid-grafted carboxymethyl lignocellulose
... CMLC containing 31.4% of lignin grafted with N,N-methylenebisacrylamide as a cross-linker was also synthesized. The water absorbency of grafted copolymer synthesized by N,N-methylenebi- sacrylamide was lower compared ...
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Electrolyte effects on poly(acrylic acid)-based aircraft de-icing fluids
... (acrylic acid) [PAA]/water/glycol/salt mixtures were reported, in which it was found that a maximum in the shear viscosity at approximately 0 °C corresponded to an optimal liquid for de-icing ...
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Embedded Ag NPs in Cysteine-Poly (acrylic acid) Hydrogel with Antibacterial Activity
... whichreact with the outer cell surface leading to an improvedabsorptive endocytocis; and (c) comparatively low toxicity.In this work,Ag NPs were prepared in cysteine modified poly (acrylic acid) (PAA) ...
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Radiation Induced Grafting of Viscose Rayon Fabrics with Some Acrylic Acid Derivatives and Styrene
... fabric grafted with acrylamide showed a significant increase in hydrophilic properties in terms of moisture regain and water absorption as well as good dye affinity for selected dye stuffs [5]. Radiation induced grafting ...
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Preparation and Property of Poly (acrylamide-co-acrylic acid) Macromolecule Slow-releasing Fertilizer
... (acrylamide-co-acrylic acid) macromolecule slow-releasing fertilizer (PMSF) by electrochemistry ...acrylamide, acrylic acid and Urea were polymerized and grafted on the Ti/PbO2 electrode by ...
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Synthesis and characterization of acrylic acid grafted gum tragacanth and its effect in Fe2+ removal
... of acrylic acid concentration at the first of the reaction causes increase of grafting percentage and grafting efficiency that is due to high concentration of monomer and low concentration of ...
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Development and application of a transcriptional sensor for detection of heterologous acrylic acid production in E. coli
... Results: We developed a novel transcriptional sensor facilitating in vivo detection of acrylic acid (AA). RNAseq analysis of Escherichia coli exposed to sub-lethal doses of acrylic acid ...
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Platinum Particles Embedded into Nanowires of Polyaniline Doped With Poly(Acrylic Acid-co-Maleic Acid) as Electrocatalyst for Methanol Oxidation
... Polyaniline-poly(acrylic acid-co-maleic acid) (PANI-PAMA) with a nanowire network structure is prepared using a doping-dedoping-redoping route. Platinum (Pt) particles are deposited into PANI and ...
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Synthesis and Characterization of Poly Acrylic Acid Modified with Dihydroxy Benzene-Redox Polymer
... X-Ray Diffraction studies: The XRD spectra of PAA and chemically modified PAA are given in figure-4 and different parameters calculated from the spectra are presented in table-2. The poly acrylic acid is ...
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Effect Of PH On The Physicochemical Properties Of MoVTeNbOx Catalysts For Oxidation Of Propane To Acrylic Acid
... to acrylic acid have gained focus of comprehensive research worldwide since the early of 1990s ...industrial acrylic acid production is via the catalytic partial oxidation of propylene ...
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