Thayyath Sreenivasan Anirudhan

Summary

Country: India

Publications

  1. ncbi request reprint Immobilization of heavy metals from aqueous solutions using polyacrylamide grafted hydrous tin (IV) oxide gel having carboxylate functional groups
    K P Shubha
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum, 695 581, India
    Water Res 35:300-10. 2001
  2. ncbi request reprint Removal of mercury(II) from aqueous solutions and chlor-alkali industry effluent by steam activated and sulphurised activated carbons prepared from bagasse pith: kinetics and equilibrium studies
    K Anoop Krishnan
    Department of Chemistry, University of Kerala, Kariavattom, 695581, Trivandrum, India
    J Hazard Mater 92:161-83. 2002
  3. ncbi request reprint Novel semi-IPN based on crosslinked carboxymethyl starch and clay for the in vitro release of theophylline
    T S Anirudhan
    Department of Chemistry, School of Physical and Mathematical Sciences, University of Kerala, Kariavattom, Trivandrum 695 581, India Electronic address
    Int J Biol Macromol 67:238-45. 2014
  4. ncbi request reprint Ethyl thiosemicarbazide intercalated organophilic calcined hydrotalcite as a potential sorbent for the removal of uranium(VI) and thorium(IV) ions from aqueous solutions
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    J Environ Sci (China) 25:717-25. 2013
  5. doi request reprint Lysozyme immobilization via adsorption process using sulphonic acid functionalized silane grafted copolymer
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    Colloids Surf B Biointerfaces 107:1-10. 2013
  6. doi request reprint Selective adsorption of hemoglobin using polymer-grafted-magnetite nanocellulose composite
    Thayyath Sreenivasan Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    Carbohydr Polym 93:518-27. 2013
  7. doi request reprint An investigation into the adsorption of thorium(IV) from aqueous solutions by a carboxylate-functionalised graft copolymer derived from titanium dioxide-densified cellulose
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, Kerala, India
    J Environ Radioact 116:141-7. 2013
  8. doi request reprint Adsorption and hydrolytic activity of trypsin on a carboxylate-functionalized cation exchanger prepared from nanocellulose
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    J Colloid Interface Sci 381:125-36. 2012
  9. doi request reprint Preparation, characterization and adsorption behavior of tannin-modified poly(glycidylmethacrylate)-grafted zirconium oxide-densified cellulose for the selective separation of bovine serum albumin
    Thayyath Sreenivasan Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum, India
    Colloids Surf B Biointerfaces 93:49-58. 2012
  10. ncbi request reprint Adsorptive removal of heavy metal ions from industrial effluents using activated carbon derived from waste coconut buttons
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    J Environ Sci (China) 23:1989-98. 2011

Collaborators

  • K Anoop Krishnan
  • K G Sreejalekshmi
  • I G Shibi
  • G N Manju
  • D M Manohar
  • K P Shubha
  • V P Vinod
  • C Raji

Detail Information

Publications25

  1. ncbi request reprint Immobilization of heavy metals from aqueous solutions using polyacrylamide grafted hydrous tin (IV) oxide gel having carboxylate functional groups
    K P Shubha
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum, 695 581, India
    Water Res 35:300-10. 2001
    ..The method was applied on synthetic wastewaters. Acid regeneration has been tried for several cycles with a view to recover the adsorbed metal ions and also to restore the sorbent to its original state...
  2. ncbi request reprint Removal of mercury(II) from aqueous solutions and chlor-alkali industry effluent by steam activated and sulphurised activated carbons prepared from bagasse pith: kinetics and equilibrium studies
    K Anoop Krishnan
    Department of Chemistry, University of Kerala, Kariavattom, 695581, Trivandrum, India
    J Hazard Mater 92:161-83. 2002
    ..2M HCl solution. The data obtained point towards viable adsorbents, which are both effective as well as economically attractive for Hg(II) removal from wastewaters...
  3. ncbi request reprint Novel semi-IPN based on crosslinked carboxymethyl starch and clay for the in vitro release of theophylline
    T S Anirudhan
    Department of Chemistry, School of Physical and Mathematical Sciences, University of Kerala, Kariavattom, Trivandrum 695 581, India Electronic address
    Int J Biol Macromol 67:238-45. 2014
    ..4). Results show that the matrix releases drug at a much faster rate in the basic medium than in the acidic medium, thereby holding the promise of developing the semi-IPN system as a potential candidate for the release of theophylline. ..
  4. ncbi request reprint Ethyl thiosemicarbazide intercalated organophilic calcined hydrotalcite as a potential sorbent for the removal of uranium(VI) and thorium(IV) ions from aqueous solutions
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    J Environ Sci (China) 25:717-25. 2013
    ..The adsorbent can be regenerated effectively from U(VI) and Th(IV) loaded ones using 0.01 mol/L HCl. The new adsorbent was quite stable for many cycles, without much reduction in its adsorption capacity towards the metals...
  5. doi request reprint Lysozyme immobilization via adsorption process using sulphonic acid functionalized silane grafted copolymer
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    Colloids Surf B Biointerfaces 107:1-10. 2013
    ..Batch adsorption/desorption studies in acidic medium, for over six cycles showed the repeatability and regeneration capability of the adsorbent material (SA-g-E)-g-APST/SO3H...
  6. doi request reprint Selective adsorption of hemoglobin using polymer-grafted-magnetite nanocellulose composite
    Thayyath Sreenivasan Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    Carbohydr Polym 93:518-27. 2013
    ..Spent adsorbent was effectively regenerated with 0.01M KOH. Present investigation had shown that P(MAA-co-VSA)-g-MNCC would be a promising material for the selective recovery of Hb from aqueous solutions...
  7. doi request reprint An investigation into the adsorption of thorium(IV) from aqueous solutions by a carboxylate-functionalised graft copolymer derived from titanium dioxide-densified cellulose
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, Kerala, India
    J Environ Radioact 116:141-7. 2013
    ..2 ± 2.8% for Th(IV) occurred with 0.1 M HCl. The adsorption efficiency towards Th(IV) ion removal was tested using artificial sea water. Almost complete removal was possible with 3.5 g of the adsorbent from 1 L of the sea water...
  8. doi request reprint Adsorption and hydrolytic activity of trypsin on a carboxylate-functionalized cation exchanger prepared from nanocellulose
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    J Colloid Interface Sci 381:125-36. 2012
    ..1 M KSCN with the retention in catalytic activity of 87% even after four cycles. The present investigation shows that PAPGNC is a valuable polymer support for the recovery of TRY from aqueous solutions and subsequent casein hydrolysis...
  9. doi request reprint Preparation, characterization and adsorption behavior of tannin-modified poly(glycidylmethacrylate)-grafted zirconium oxide-densified cellulose for the selective separation of bovine serum albumin
    Thayyath Sreenivasan Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum, India
    Colloids Surf B Biointerfaces 93:49-58. 2012
    ..Spent adsorbent was effectively regenerated [correction of degenerated] with 0.1 M NaCl. The present investigation shows that TMPGZDC is a promising adsorbent for the recovery of BSA from aqueous solutions and protein mixtures...
  10. ncbi request reprint Adsorptive removal of heavy metal ions from industrial effluents using activated carbon derived from waste coconut buttons
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    J Environ Sci (China) 23:1989-98. 2011
    ..The adsorption capacities of the AC decreased in the order: Pb(II) > Hg(II) > Cu(II)...
  11. doi request reprint Synthesis and characterization of carboxyl terminated poly(methacrylic acid) grafted chitosan/bentonite composite and its application for the recovery of uranium(VI) from aqueous media
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695581, Kerala, India
    J Environ Radioact 106:8-19. 2012
    ..Adsorption-desorption experiments over four cycles illustrate the feasibility of the repeated uses of this composite for the extraction of U(VI) from aqueous solutions...
  12. ncbi request reprint Cellulose-based anion exchanger with tertiary amine functionality for the extraction of arsenic(V) from aqueous media
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    J Environ Manage 91:2201-7. 2010
    ..A simulated groundwater sample was treated with Cell-AE to demonstrate its efficiency in removing As(V). The adsorbed As(V) ions were desorbed effectively by a 0.1 M NaOH solution...
  13. doi request reprint Adsorption characteristics of cadmium(II) onto functionalized poly(hydroxyethylmethacrylate)-grafted coconut coir pith
    Thayyath Sreenivasan Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum, Kerala 695 581, India
    Bull Environ Contam Toxicol 85:42-7. 2010
    ..The complete removal of 22.4 mg/L Cd(II) from fertilizer industry wastewater was achieved by 2.0 g/L PGCP-COOH. The reusability of the PGCP-COOH for several cycles was demonstrated using 0.1 M HCl solution...
  14. doi request reprint Removal of uranium(VI) from aqueous solutions and nuclear industry effluents using humic acid-immobilized zirconium-pillared clay
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695581, India
    J Environ Radioact 101:267-76. 2010
    ..0 L of a simulated nuclear industry effluent sample containing 10.0 mg U(VI) ions was possible with 1.5 g of HA-Zr-PILC. The adsorbent was suitable for repeated use (over 4 cycles) without any noticeable loss of capacity...
  15. ncbi request reprint Adsorption characteristics of humic acid-immobilized amine modified polyacrylamide/bentonite composite for cationic dyes in aqueous solutions
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    J Environ Sci (China) 21:884-91. 2009
    ..The experimental isotherm data for each binary solute combination of MG, MB and CV were analyzed using Sheindrof-Rebhun-Sheintuch (SRS) (multicomponent Freundlich type) equation...
  16. doi request reprint Improved performance of a biomaterial-based cation exchanger for the adsorption of uranium(VI) from water and nuclear industry wastewater
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, Kerala, India
    J Environ Radioact 100:250-7. 2009
    ..0M)+HCl (0.5M) solution mixture to de-extract the U(VI). The results show that the PGTFS-COOH tested is very promising for the recovery of U(VI) from water and wastewater...
  17. doi request reprint Mercury(II) removal from aqueous solutions and wastewaters using a novel cation exchanger derived from coconut coir pith and its recovery
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum, India
    J Hazard Mater 157:620-7. 2008
    ..Regeneration experiments were tried for four cycles and results indicate a capacity loss of <9.0%...
  18. doi request reprint Kinetic and equilibrium characterization of uranium(VI) adsorption onto carboxylate-functionalized poly(hydroxyethylmethacrylate)-grafted lignocellulosics
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    J Environ Manage 90:549-60. 2009
    ..Adsorbed U(VI) ions were desorbed effectively (about 96.2+/-3.3%) by 0.1M HCl. The adsorbent was suitable for repeated use (more than four cycles) without any noticeable loss of capacity...
  19. ncbi request reprint Chromium(III) removal from water and wastewater using a carboxylate-functionalized cation exchanger prepared from a lignocellulosic residue
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    J Colloid Interface Sci 316:268-76. 2007
    ..The results showed that SDGPMASPCOOH developed in this study exhibited considerable adsorption potential for application in removal of Cr(III) from water and wastewaters...
  20. ncbi request reprint Arsenic(V) removal from aqueous solutions using an anion exchanger derived from coconut coir pith and its recovery
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    Chemosphere 66:60-6. 2007
    ..Regeneration studies were performed using 0.1N HCl. Batch adsorption-desorption studies illustrate that CP-AE could be used to remove As(V) from ground water and other industrial effluents...
  21. doi request reprint Adsorption of Pb(II) and Pb(II)-citric acid on sawdust activated carbon: Kinetic and equilibrium isotherm studies
    K G Sreejalekshmi
    Department of Chemistry, University of Kerala, Kariavattom Post, Trivandrum 695581, India
    J Hazard Mater 161:1506-13. 2009
    ..The kinetic and equilibrium adsorption data were well modeled using pseudo-first-order kinetics and Langmuir isotherm model, respectively...
  22. ncbi request reprint Removal of mercury(II) from aqueous solutions and chlor-alkali industry wastewater using 2-mercaptobenzimidazole-clay
    D M Manohar
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum, India
    Water Res 36:1609-19. 2002
    ..It was found that the values of isosteric heat of adsorption were varied with surface loading. The chlor-alkali industry wastewater samples were treated by MBI-clay to demonstrate its efficiency in removing Hg(II) from wastewater...
  23. ncbi request reprint Adsorption of Co(II) by a carboxylate-functionalized polyacrylamide grafted lignocellulosics
    I G Shibi
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    Chemosphere 58:1117-26. 2005
    ..Acid regeneration was tried for several cycles to recover the adsorbed metal ions and also to restore the sorbent to its original state...
  24. ncbi request reprint Phosphate removal from wastewaters using a weak anion exchanger prepared from a lignocellulosic residue
    T S Anirudhan
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695 581, India
    Environ Sci Technol 40:2740-5. 2006
    ..Adsorbed phosphate on BS-DMAHP can be recovered by treating with 0.1 M NaOH solution. A stability test operated for four cycles indicate a capacity loss of < 12.0%...
  25. ncbi request reprint An investigation into the sorption of heavy metals from wastewaters by polyacrylamide-grafted iron(III) oxide
    G N Manju
    Department of Chemistry, University of Kerala, Kariavattom, Trivandrum 695581, India
    J Hazard Mater 91:221-38. 2002
    ..The method was applied for synthetic wastewaters. NaCl regeneration has been tried for several cycles with a view to recover the adsorbed metal ions and also to restore the sorbent to its original state...