Výsledky vyhledávání - "Lingam Ravikumar"

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Synthesis, Characterization and Metal Ion Adsorption Studies on Novel Aromatic Poly(Azomethine Amide)s Containing Thiourea Groups

Autor: T. Vidhyadevi, Lingam Ravikumar, Subramanian Sivanesan, Arukkani Murugasen, Selvaraj Dinesh Kirupha, S.S. Kalaivani

Publikováno v: Open Journal of Polymer Chemistry. :1-11

A series of novel ladder-type poly(azomethine amide)s (PAMs) were prepared from new azomethine containing carboxylic acid monomer (TCA) with simple aromatic diamines and aromatic diamines with thiourea groups (TDAs) by means of phosphorylation polyco

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6b822b3f98d567175d2560afea434fef
https://doi.org/10.4236/ojpchem.2014.41001

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Evaluation of equilibrium, kinetic, and thermodynamic parameters for adsorption of Cd2+ion and methyl red dye onto amorphous poly(azomethinethioamide) resin

Autor: Vaidyanathan Vinoth Kumar, Lingam Ravikumar, T. Vidhyadevi, Subramanian Sivanesan, Manickam Periyaraman Premkumar, A. Murugesan, S.S. Kalaivani

Publikováno v: Desalination and Water Treatment. 52:3477-3488

Batch adsorption studies were carried out for the removal of cadmium ion (Cd2+ ion) and methyl red (MR) from aqueous solutions using poly(azomethinethioamide) (PATA) resin which is having pendent chlorobenzylidine ring. PATA was characterized by FT-I

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::509368678bb325739aed5911dba2f372
https://doi.org/10.1080/19443994.2013.801323

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Synthesis and Characterization of Poly(azomethine ester)s with a Pendent Dimethoxy Benzylidene Group

Autor: Lingam Ravikumar, B. Joy Vasanthi

Publikováno v: Open Journal of Polymer Chemistry. :70-77

Recently, soluble poly(azomethine ester)s with good thermal stability and liquid crystalline properties are much sought after in opto-electronic field. One such attempt was to synthesize poly(azomethine ester)s with a pendent group. In this study, th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dfdb99fceadf0b206537b8803f8aab02
https://doi.org/10.4236/ojpchem.2013.33013

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Removal of chromium (VI) from aqueous solution using chemically modified corncorb-activated carbon: Equilibrium and kinetic studies

Autor: T. Vidhyadevi, Subramanian Sivanesan, Selvaraj Dinesh Kirupha, A. Murugesan, Lingam Ravikumar

Publikováno v: Environmental Progress & Sustainable Energy. 32:673-680

Removal of Cr(VI) ions from aqueous solution was investigated using activated carbon obtained from acid modified (AMCAC) and unmodified corncorb (UMCAC) by batch adsorption technique at 30°C. H2SO4 acid of 10N, 20N, and 30N concentrations were used

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::53c4217690a60b2342933626cea79fcc
https://doi.org/10.1002/ep.11684

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Effect of Co and V complexes on polymerization of methyl methacrylate initiated by AlEt2Br-TEMPO catalyst

Autor: Lingam Ravikumar, Raju Thevi

Publikováno v: Journal of Applied Polymer Science. 114:3932-3938

2,2,6,6-Tetramethyl piperidinoxy (TEMPO) activated with diethyl aluminum bromide was employed as an initiator system for methyl methacrylate polymerization. Effect of addition of Co(acac)3 and VO(acac)2 complexes to the initiators system on methyl me

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f6dc2717320411aaae7eece35571c8d8
https://doi.org/10.1002/app.31012

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Synthesis, characterization and electrical conductivity of new poly (azomethine ester)s from hydroxy acids

Autor: V. Sengodan, B. Joy Vasanthi, Lingam Ravikumar, J. Rajeshkumar, M. Balaji Prasad, K. Gopalakrishnan

Publikováno v: Materials Chemistry and Physics. 115:632-636

Two new poly (azomethine ester)s were synthesized by direct polycondensation of 4′-hydroxybenzalaniline-4-carboxylic acid (1) and 4′-hydroxy-3′-methoxybenzalaniline-4-carboxylic acid (2) using dichlorophenylphosphine at 140 °C in DMF solvent c

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::346e82a5085e41ff67694a0b0ae70d43
https://doi.org/10.1016/j.matchemphys.2009.01.030

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Design and Synthesis of New Thermally Stable Polyesters containing Azo and Phenylthiourea Groups

Autor: Lingam Ravikumar, Chelliah Rengaswamy, Mylsamy Sivadhayanithy

Publikováno v: High Performance Polymers. 19:62-77

A series of new soluble, thermally stable polymers that contain phenylthiourea and azo groups in the polymer backbone were synthesized from a novel bisphenol and diacid chlorides. The novel bisphenol containing phenylthiourea and azo groups was synth

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fac7a78a7226eaa3cd9d3a854139d551
https://doi.org/10.1177/0954008306069394

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