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   Articles with "phenylenediamine" as a keyword



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Is p-Phenylenediamine Still a Prevalent Contact Allergen in Spain?

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recommendations! Published in 2019 at "Actas dermo-sifiliograficas"

DOI: 10.1016/j.ad.2019.04.003

Abstract: OBJECTIVES To analyze trends in the prevalence of contact sensitization to p-phenylenediamine between 2004 and 2014, taking into consideration that the concentration of this product in cosmetics was regulated in 2009. To explore risk factors… read more here.

Keywords: still prevalent; phenylenediamine; risk factors; phenylenediamine still ... See more keywords
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Composite nanofibers by coating polypyrrole on the surface of polyaniline nanofibers formed in presence of phenylenediamine as electrode materials in neutral electrolyte

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recommendations! Published in 2017 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2017.05.087

Abstract: Abstract Polyaniline/Polypyrrole (PANi/PPy) composite nanofibers with core–shell structures were prepared by covering PPy thin layers on the surface of PANi nanofibers as high–performance electrode materials for supercapacitors in neutral aqueous electrolyte. Core part of PANi… read more here.

Keywords: pda; phenylenediamine; electrode materials; pani ... See more keywords
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Synthesis, characterization and potential applications of Poly(o-phenylenediamine) based copolymers and Nanocomposites: A comprehensive review

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recommendations! Published in 2021 at "European Polymer Journal"

DOI: 10.1016/j.eurpolymj.2021.110600

Abstract: Abstract Poly(o-phenylenediamine) is an attractive polymer used to enhance spectral, morphological, thermal, and photocatalytic properties and is widely used in sensors, energy-conversion devices, photocatalysis, biomedical fields, etc. However, the functionalization of o-phenylenediamine via copolymerization and… read more here.

Keywords: review; synthesis; poly phenylenediamine; synthesis characterization ... See more keywords
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Fire safety enhancement of a highly efficient flame retardant poly(phenylphosphoryl phenylenediamine) in biodegradable poly(lactic acid).

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recommendations! Published in 2019 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2018.08.090

Abstract: Flame-retarded poly(lactic acid) (PLA) biodegradable materials are viewed as promising as sustainable alternatives to petroleum-based commodity polymers. A new highly efficient flame retardant, poly(phenylphosphoryl phenylenediamine) (PPDA), was synthesized by the condensation of phenylphosphoryl dichloride with… read more here.

Keywords: flame retardant; poly lactic; flame; pla ... See more keywords
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Effect of 1,3-phenylenediamine concentration on the properties of poly(aniline-co-1,3-phenylenediamine) cryogels

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recommendations! Published in 2018 at "Materials Letters"

DOI: 10.1016/j.matlet.2018.06.080

Abstract: Abstract Poly(aniline- co -1,3-phenylenediamine) cryogels were prepared by a simple one-step approach involving oxidative cryopolymerization of respective comonomers in the presence of poly(vinyl alcohol) stabilizer. Resulting cryogels were characterized by SEM, Raman spectroscopy, conductivity and… read more here.

Keywords: phenylenediamine cryogels; phenylenediamine concentration; aniline phenylenediamine; phenylenediamine ... See more keywords
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Low electro-synthesis potentials improve permselectivity of polymerized natural phenols in biosensor applications.

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recommendations! Published in 2017 at "Talanta"

DOI: 10.1016/j.talanta.2016.10.019

Abstract: First-generation amperometric biosensors are often based on the electro-oxidation of oxidase-generated H2O2. At the applied potential used in most studies, other molecules such as ascorbic acid or dopamine can be oxidized. Phenylenediamines are commonly used… read more here.

Keywords: biosensor; phenylenediamine; synthesis potentials; low electro ... See more keywords
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Ultrafast Deep-Ultraviolet Laser Ionization Mass Spectrometry Applicable To Identify Phenylenediamine Isomers.

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recommendations! Published in 2018 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.8b03167

Abstract: The application of low-fragmentation mass spectrometry to identify chemicals has been recognized to be of particular importance in chemistry, biomedicine, and materials science. Utilizing a customized all-solid-state picosecond-pulsed deep-ultraviolet (DUV) laser, here we present new… read more here.

Keywords: mass spectrometry; phenylenediamine; chemistry; mass ... See more keywords
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Beyond Substituted p-Phenylenediamine Antioxidants: Prevalence of Their Quinone Derivatives in PM2.5

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recommendations! Published in 2022 at "Environmental Science & Technology"

DOI: 10.1021/acs.est.2c02463

Abstract: Substituted para-phenylenediamine (PPD) antioxidants have been extensively used to retard oxidative degradation of tire rubber and were found to pervade multiple environmental compartments. However, there is a paucity of research on the environmental occurrences of… read more here.

Keywords: beyond substituted; phenylenediamine; quinone derivatives; ppd ... See more keywords
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Electrochemosensor for Trace Analysis of Perfluorooctanesulfonate in Water Based on a Molecularly Imprinted Poly( o-phenylenediamine) Polymer.

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recommendations! Published in 2018 at "ACS sensors"

DOI: 10.1021/acssensors.8b00154

Abstract: This work is aimed at developing an electrochemical sensor for the sensitive and selective detection of trace levels of perfluorooctanesulfonate (PFOS) in water. Contamination of waters by perfluorinated alkyl substances (PFAS) is a problem of… read more here.

Keywords: trace; water; analysis; phenylenediamine ... See more keywords
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Epoxy-matrix polyaniline/p-phenylenediamine-functionalised graphene oxide coatings with dual anti-corrosion and anti-fouling performance

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recommendations! Published in 2021 at "RSC Advances"

DOI: 10.1039/d0ra10665h

Abstract: Graphene oxide (GO), GO-functionalised using p-phenylenediamine (PGO) and polyaniline (PANI)-PGO composites were successfully prepared for use in epoxy-matrix coatings for anti-corrosion and anti-fouling applications. read more here.

Keywords: graphene oxide; corrosion anti; anti fouling; epoxy matrix ... See more keywords
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Analysis of the binding mechanism between o-phenylenediamine and bovine hemoglobin by molecular spectroscopy and molecular modeling methods

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recommendations! Published in 2019 at "Spectroscopy Letters"

DOI: 10.1080/00387010.2019.1681461

Abstract: Abstract This study was aimed to reveal the binding mechanism between bovine hemoglobin and o-phenylenediamine by using molecular spectroscopy techniques and molecular modeling methods. The experimental results revealed that the fluorescence quenching mechanism was a… read more here.

Keywords: mechanism; binding mechanism; phenylenediamine; bovine hemoglobin ... See more keywords