Molar Ratio
Study on effect of variation of NCO/OH molar ratio and PU/CDM weight ratio on thermal stability of IPNs derived from linseed oil based MEP TDI cardanol based DM of 2 chloroaniline
... Interpenetrating polymer networks were prepared from glycerol modified linseed oil, toluene-2,4-diisocyanate and cardanol based dye monomer with 2-chloroaniline. The expected course of reaction and structural analysis of ...
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The Influence of Molar Ratio of Methanol to PFAD and Esterification Reaction Time towards Biodiesel Characteristics Palm Fatty Acids Distillate Produced
... Esterification process is intended to lower the levels of free fatty acids (FFA). The esterification step was carried out by melting PFAD and maintaining it at the reaction temperature below the boiling point of methanol ...
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Effects of Molar Ratio, Alkali Catalyst Concentration and Temperature on Transesterification of Jatropha Oil with Methanol under Ultrasonic Irradiation
... were molar ratio of oil to methanol of 1:9 with NaOH concentration of 1 wt% and reaction time of 30 ...the molar ratio contributes to high conversion of ...
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Epoxy/Nano-SiO2 Anticorrosion Coatings Synthesized by Different Molar Ratio of Tetraethyl orthosilicate (TEOS) and Tetramethyl orthosilicate (TMOS)
... molar ratio. Nano-silica particles, which were synthesized by different molar ratio of tetraethyl orthosilicate (TEOS) and tetramethyl orthosilicate (TMOS), manifested different ...
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Role of [Cu]/[In] Molar Ratio in Controlling Structural, Morphological and Optical Properties of Sprayed CuInS2 Thin Films
... particles while copper-rich films exhibit good crystallinity with large grains. The best film crystallinity is obtained for [Cu]/[In] = 1.2. The scanning electron microscopy and atomic force microscopy images indicated ...
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Biodegradable in situ gelling delivery systems containing pilocarpine as new antiglaucoma formulations: effect of a mercaptoacetic acid/N-isopropylacrylamide molar ratio
... the molar ratio of mercaptoacetic acid (MAA)/N-isopropylacrylamide (NIPAAm) from ...MAA/NIPAAm molar ratio, the drug encapsulation efficiency of copolymers was increased due to fast ...
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Effect of the NCO/OH Molar Ratio on the Physical Aging and on the Electrochemical Behavior of Polyurethane-Urea Hybrid Coatings
... The performance of polyurethane and polyurethane-urea hybrid coatings depends on the type of diisocyanate and on the NCO/OH molar ratio [14,15]. Negim et al. [16] showed that tensile strength, hardness and ...
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Colloidal Synthesis And Characterization Of Cdse Quantum Dots: Role Of Cd:Se Molar Ratio And Temperature
... precursor ratio for any synthesis route, influence of changes in these variables on the final properties CdSe QDs were ...Cd:Se molar ratio of the precursors; was found having the ability of change ...
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Formation of CdS Nanoparticles in Microemulsion Using Different Co-surfactant and Water to Surfactant Molar Ratio
... Cadmium Sulphide (CdS) nanoparticles were prepared using microemulsion method using cadmium chloride as cadmium source and sodium sulphide as sulphur source. The obtained nanoparticles structures were characterized by ...
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Influences of SiO2/Na2O Molar Ratio on Aging and Chemical Modification of Water Glass
... 1) It can be observed that, with the modulus of water glass increasing, the contents of monomeric silicate spe- cies, Dimer, Cyclic-trimer, Cyclic-octamer, Cyclic-decamer, Cyclic-hexamer (a) and Cyclic-hexamer (b) all ...
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Developmental variations in plasma leptin, leptin soluble receptor and their molar ratio in healthy infants
... Results: 15 whites and 29 African Americans (21 males and 23 females) with mean birth weight 3357 +/- 45 (SEM) g and gestation of 39.3 +/- 0.17 weeks were studied. The overall Z score for weight, length and weight for ...
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Pseudo-capacitive Behavior of Graphene Oxide Paper in AlCl3 and 1-ethyl-3-methylimidazalium Chloride (Molar Ratio of 1.3:1) Solution and its Application for Aluminium Ion Batteries
... and hydroxyl (-OH)), and two minor components corresponding to C=O (carbonyl, ~288.3 eV) and O- C=O (carboxyl, ~290.3 eV) groups [29]. The C1s XPS spectra of R H -GOP and R N -GOP (as shown in Figs. 4c, d) exhibit the ...
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Influence of Zr/Si Molar Ratio on Structure, Morphology and Corrosion Resistance of Organosilane Coatings Doped with Zirconium(IV) n-propoxide
... Apparently, the morphology of coating surface is directly affected by Zr/Si ratios. The craters continuously deepen and enlarge as Zr/Si ratio reaches to 1.0. The height profile of this coating reveals the crater ...
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Results, meta-analysis and a first evaluation of UNOxR, the urinary nitrate-to-nitrite molar ratio, as a measure of nitrite reabsorption in experimental and clinical settings
... We determined urinary nitrate and nitrite concentrations and calculated the UNOxR values in urine samples of a previously reported study ( Berbée et al. 2013 ) in dyslipid[r] ...
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Effect of molar ratio of Li2CO3/MnO2 on characteristic of the Lithium Manganate Synthesized via High Temperature Ball Milling Method
... The prepared lithium manganate materials, acetylene black and polyvinylidene fluoride (PVDF) binder were weighted according to the mass ratio of 80:10:10 and mixed, followed by adding some N-methyl pyrrolidone ...
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Pattern of third molar impaction in a Saudi population
... Results: Four hundred twenty-two (40.5%) of the 1039 OPG showed at least one impacted third molar, with no significant difference between males (222; 52.6%) and females (200; 47.4%) (P = 0.284). The most common ...
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HIPOMINERALIZAÇÃO MOLAR-INCISIVO: REVISÃO DE LITERATURA
... Defeitos de esmalte são alterações comuns que podem ocorrer tanto na dentição decídua quanto na permanente. Um dos defeitos de esmalte que tem sido amplamente estudado nos últimos anos, em função de sua crescente ...
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First molar health status in different craniofacial relationships
... first molar recorded as S, while female subjects had equal percentages of upper left first molar recorded as S and ...first molar and the vertical growth pattern (P = ...
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GOLDEN RATIO: THE RATIO OF BEAUTY
... simple ratio and its properties. But the fascination with the Golden Ratio is not confined just to ...Golden Ratio has inspired thinkers of all disciplines like no other number in the history of ...
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Evaluation of Mesiodistal Inclination of Permanent Maxillary and Mandibular First Molar in Different Angle’s Molar Relation - A Cephalometric Study
... of molar at the end of the ...the molar relations, its inclination varies in Class I, II, and III molar ...first molar after the treatment, proper positioning of molar tube is a ...
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