Sodium perborate/NaNO2/KHSO4-triggered synthesis and kinetics of nitration of aromatic compounds
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DOI: 10.1007/s11164-018-3473-2
Abstract: Sodium perborate (SPB) was used as efficient green catalyst for NaNO2/KHSO4-mediated nitration of aromatic compounds in aqueous acetonitrile medium. Synthesis of nitroaromatic compounds was achieved under both conventional and solvent-free microwave conditions. Reaction times were… read more here.
Keywords: sodium perborate; nano2 khso4; nitration; aromatic compounds ... See more keywords
Effects of surfactant on thermo-mechanical behavior of geopolymer foam paste made with sodium perborate foaming agent
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DOI: 10.1016/j.conbuildmat.2020.118282
Abstract: Abstract Geopolymer foams (GFs), in which macro-porosity is introduced on purpose into the micro- and meso-porous geopolymer matrix, have received wide interests as for energy conservation. In this study, fly ash based geopolymer foams were… read more here.
Keywords: sodium perborate; effects surfactant; perborate foaming; geopolymer ... See more keywords
The Effects of Three Bleaching Agents on Tooth Discoloration Caused by Mineral Trioxide Aggregate
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DOI: 10.22037/iej.v14i4.23071
Abstract: Introduction: Successful outcome of pulp capping treatment using mineral trioxide aggregate (MTA), often leads to tooth discoloration. This study aimed to compare the efficacy of external bleaching technique with three bleaching agents naming hydrogen peroxide,… read more here.
Keywords: carbamide peroxide; discoloration; sodium perborate; peroxide ... See more keywords
Comparison of intracoronal bleaching methods on teeth discolored by different antibiotic pastes
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DOI: 10.4103/1119-3077.183247
Abstract: Aim: To compare the bleaching efficacy of sodium perborate with different activation methods on crowns discolored by two different antibiotic pastes. Materials and Methods: Eighty-five extracted human incisors were prepared to size #30 using ProTaper… read more here.
Keywords: sodium perborate; antibiotic pastes; bleaching; different antibiotic ... See more keywords