CET CODE:E145 / COMED-K:E099 / PGCET:T858
+91-80-28437375
Accenture Campus recruitment drive 2024                                     We are proud to announce that, RRCE is an autonomous Institution now. Marching towards better Academic Excellence                   Enroll Now: BBA/ BCA/ Working Professional Courses in BE(CSE) and BE (EEE)Programs                   Admission Enquiry for 2024-25                   Admission Flyer for 2024                                      Flagship Courses Offered: B.E in Robotics & Automation, B.E in CSE (IoT) Cybersecurity Inc, Block Chain Technology, B.E in Artificial Intelligence & Machine Learning, B.Sc. (Honors)                  Job Fair 2022                  AICTE granted MODROB                 
Admission Query
SIS Portal

Affiliated to VTU, Approved by AICTE, UGC & GoK. Reaccredited by NAAC with 'A+' Grade, ISO 9001:2015 Certified. Accredited by HLACT, Texas, USA (Internationally) and by NBA (CSE, ECE, ISE)

Publication

Publications of Dr. Jobish Johns

View More Details

  • [1]Bote Vaishali Raosaheb, Anand Adeppa, Sudhakara Aralihalli, Ekwipoo Kalkornsurapranee, Akarapong Tuljittraporn, Arthittaya Chuaybamrung, AV Vijayashankar, Jobish Johns (2024). A Novel Chemical Route for Low-Temperature Curing of Natural Rubber Using 2, 4
    Dihydroxybenzaldehyde (DHB): Improved Thermal and Tensile Properties. Iranian Polymer Journal https://doi.org/10.1007/s13726-024-01297-7 (Q2 Ranked)
  • [2]Rawiporn Promsung, Yeampon Nakaramontri, Claudia Kummerlöwe, Jobish Johns, Norbert Vennemann, Ekwipoo Kalkornsurapranee (2024) Exploring the influence of Hevea Brasiliancis clones on the extraordinary properties of natural rubber vulcanizates. Polymer Bulletin https://doi.org/10.1007/s00289-024-05218-9 (Q2 Ranked)
  • [3]Lehman N, Keereerak A, Promsung R, Nakaramontri Y, Jobish Johns, Songtipya L, Kalkornsurapranee E, (2024) Influence of Different Protein Contents from Several Clonal Varieties of Hevea Brasiliensis Latex on the Properties of Cured Natural Rubber Film using
    Glutaraldehyde (GA) as a Curing Agent. Vol. 208, 117868 Industrial Crops & Products, https://doi.org/10.1016/j.indcrop.2023.117868 (Q1 Ranked)
  • [4]Rawiporn Promsung, Arthitaya Chuaybamrung, Antonia Georgopoulou, Frank Clemens, Yeampon Nakaramontri, Jobish Johns, Ladawan Songtipya, Ekwipoo Kalkornsurapranee (2024). Rapid Formation of Carbon Nanotubes Network in Natural Rubber Films Cured with
    Glutaraldehyde for Reducing Percolation Threshold Concentration. Discover Nano 19, 30. https://doi.org/10.1186/s11671-024-03970-5 (Q1 Ranked)
  • [5]Ladawan Songtipya, Theerarat Sengsuk, Ekwipoo Kalkornsurapranee, Ponusa Songtipya, Rawiporn Promsung, Arthittaya Chuaybamrung, Jobish Johns (2024), Enhancing Thermo-mechanical Properties of Thermoplastic Starch/Natural Rubber Blends Through the Synergistic Combination of PEG and Modified Natural Rubber. Journal of Polymers and the Environment. https://doi.org/10.1007/s10924-023-03086-4 (Q1 Ranked)
  • [6]Ekwipoo Kalkornsurapranee, Adisak Keereerak, Nussana Lehman, Akarapong Tuljittraporn,Jobish Johns, Nattapon Uthaipan (2023) Thermo-Responsive Shape Memory Thermoplastic Elastomer Based on Natural Rubber and Ethylene Octene Copolymer Blends. Advances in
    Polymer Technology. https://doi.org/10.1155/2023/7276854 (Q2 Ranked)
  • [7]Akarapong Tuljittraporn, Supakit Yonphan, Wuttichai Chaiphaksa, Jakrapong Kaewkhao, Suchart Kothan, Nuttawadee Intachai, Siriprapa Kaewjaeng, Jobish Johns, Ekwipoo Kalkornsurapranee (2023). Developing Effective Radiation Shielding Materials: Thermoplastic
    Natural Rubber Composites with Antimony Oxide. Polymers for Advanced Technologies. https://doi.org/10.1002/pat.6181 (Q2 Ranked)

International Journal

    1. The formulation for low-temperature vulcanization rubber using glutaraldehyde as a crosslinking agent for bonding materials and surface coatings. Thailand Patent under examination (2023).

    2. Theerarat Sengsuk, Ekwipoo Kalkornsurapranee, Ponusa Songtipya, Rawiporn Promsung, Arthittaya Chuaybamrung, Jobish Johns (2023), Ladawan Songtipya Enhancing Properties of Thermoplastic Starch/Natural Rubber Blends through the Synergistic Combination of PEG and Modified Natural Rubber. Submitted to Journal of Polymers and the Environment.

    3. Pornsiri Toh-ae, Prachid Saramolee, Siriluk Chiarakorn, Dujduan Waraho-Zhmayev, Attapol Kamthong, Raymond Lee Nip, Ekwipoo Kalkornsurapranee, Jobish Johns, Patcharapit Promoppatum, Yeampon Nakaramontri (2022). Enhanced photocatalysis of natural rubber foams filters boosted by modified-titanium oxide hybrid fillers: Gaseous benzene removal, antibacterial properties and air permeability. Express Polymer Letters, https://doi.org/10.3144/expresspolymlett.2022.90 (Q1 Ranked)

    4. Apinya Krainoi, Boripat Sripornsawat, Pornsiri Toh-ae, Wasuthon Kitisavetjit, Pitchapa Pittayavinai, Weerachart Tangchirapat, Ekwipoo Kalkornsurapranee, Jobish Johns, Yeampon Nakaramontri (2022) Utilization of High and Low Calcium Oxide Fly Ashes as the Alternative Fillers for Natural Rubber Composites: A Waste to Wealth Approach. Industrial Crops & Products 188, 115589. https://doi.org/10.1016/j.indcrop.2022.115589 (Q1 Ranked)

    5. Yeampon Nakaramontri, Yeiangchart Boonluksiri, Phakhwan Sornsri, Sirijanya Duangkhaw, Phuwadon Udompongpaiboon, Jobish Johns, Lompong Klinnawee (2022). Composites of thermoplastic starch/natural rubber blends for fertilizer-releasing in agriculture. Industrial Crops & Products 187, 115522 https://doi.org/10.1016/j.indcrop.2022.115522. (Q1 Ranked)

    6. Adisak Keereerak, Nusara Sukkhata, Nussana Lehman, Yeampon Nakaramontri, Karnda Sengloyluan, Jobish Johns, Ekwipoo Kalkornsurapranee (2022). Development and Characterization of Unmodified and Modified Natural Rubber Composites Filled with Modified Clay. Polymers, 14(17), 3515; https://doi.org/10.3390/polym14173515. (Q1 Ranked)

    7. Madhushri AV, NV Raju and Jobish Johns, (2022) Effect of Compatibilizer on the Properties of Areca-fiber Reinforced Polypropylene Composites. Journal of Natural Fibers. https://doi.org/10.1080/15440478.2022.2121354 (Q1 Ranked)

    8. Ekwipoo Kalkornsuranee, Sirilak Intom, Nusaana Lehman, Jobish Johns, Suchart Kothan, Karnda Sengloyluan, Wuttichai Chaiphaksa and Jakrapong Kaewkhao, (2022), Mechanical and Gamma Radiation Shielding Properties of Natural Rubber Composites: Effects of Bismuth Oxide (Bi2O3) and Lead Oxide (PbO). Materials Research Innovations. https://doi.org/10.1080/14328917.2020.1853383 (Q3 Ranked)

    9. Rawiporn Promsung, Yeampon Nakaramontri, Claudia Kummerlöwe, Jobish Johns, Norbert Vennemann, Ekwipoo Kalkornsurapranee (2022), Mechanical, Thermal and Optical properties of NR Films with Different Types of Bifunctional Aldehydes as Curing Agents, Express Polymer Letters. 16(8):871-880 https://doi.org/10.3144/expresspolymlett.2022.63 (Q1 Ranked)

    10. Nussana Lehman, Akarapong Tuljittraporn, Ladawan Songtipya, Nattapon Uthaipan, Karnda Sengloyluan, Jobish Johns, Yeampon Nakaramontri and Ekwipoo Kalkornsurapranee (2022), Influence of Non-Rubber Components on the Properties of Unvulcanized Natural Rubber from Different Clones. Polymers, 2022, 14, 1759. https:// doi.org/10.3390/polym14091759 (Q1 Ranked)

    11. Karn Sourprae, Nussana Lehman, Yeampon Nakaramontri, Apinya Krainoi, Jobish Johns, Azizon Kaesaman, Ekwipoo Kalkornsurapranee (2022), Development and characterization of In-House Leather-Like Material Based-on Natural Rubber Vulcanizate, Journal of Physical Science, Vol. 33(1), 65–82, 2022 https://doi.org/10.21315/jps2022.33.1.5. (Q1 Ranked)

    12. Thanuj Kumar M, S G Sanga Shetty, Ekwipoo Kalkornsurapranee, Ladawan Songtipya, Yeampon Nakaramontri, Jobish Johns (2022), Mechanical, thermal and solvent transport properties of glutaraldehyde cured natural rubber/cotton fabric composites. Fibers and Polymers. Vol.23, No.4, 1068-1076, DOI 10.1007/s12221-022-4368-9. (Q2 Ranked)

    13. Mahesh D, N V Raju, Hemanth Kumar, Jobish Johns (2022), Dielectric behavior of banana-fiber reinforced polypropylene composites. Fibers and Polymers. https://doi.org/10.1007/s12221-022-4395-6. (Q2 Ranked)

    14. Madhavi S, Raju N V, Jobish Johns, (2022), Electrical Properties of Bamboo Fiber Reinforced Polypropylene Composite: Effect of Coupling Agent. Journal of Natural Fibers.19, 5076-5087. https://doi.org/10.1080/15440478.2021.1875354 (Q1 Ranked)

    15. Prachid Saramolee, Suchanat Trubmusik, Thirayu Sunthondecha, Mudtorlep Nisoa and Jobish Johns (2021). Effect of acetylene plasma-coated silica on the compound properties of natural rubber composites. Heliyon, https://doi.org/10.1016/j.heliyon.2021.e08120. (Q1 Ranked)

    16. K.S. Krishna Kumar, S.J Varuni, Rawiporn Promsung, Ekwipoo Kalkornsurapranee, Yeampon Nakaramontri, Jobish Johns (2021), Synergistic effects of soap nut extract and glutaraldehyde on the properties of natural rubber: A waste to wealth approach. Industrial Crops and Products. 172, 114063. https://doi.org/10.1016/j.indcrop.2021.114063 (Q1 Ranked)

    17. Ladawan Songtipya, Ponusa Songtipya, Ekwipoo Kalkornsurapranee, Theerarat Sengsuk, Yeampon Nakaramontri, Jobish Johns (2021). Improved Adhesion Properties of Natural Rubber-Based Pressure-Sensitive Adhesives by Incorporating Particulate Fillers. Composite communications. https://doi.org/10.1016/j.coco.2021.100880. (Q1 Ranked)

    18. Apinya Krainoi, Kanokwan Poomputsa, Ekwipoo Kalkornsurapranee, Jobish Johns, Ladawan Songtipya, Raymond Lee Nip, Yeampon Nakaramontri (2021). Disinfectant natural rubber films filled with modified zinc oxide nanoparticles: Synergetic effect of mechanical and antibacterial properties. Express Polymer Letters. 15(11) 1081–1100 https://doi.org/10.3144/expresspolymlett.2021.87 (Q1 Ranked)

    19. Lehman N, Songtipya L, Jobish Johns, Maliwankul K, Voravuthikunchai SP, Nakaramontri Y, Sengloyluan K, Kalkornsurapranee E (2021). Shape memory thermoplastic natural rubber for novel splint applications. Express Polymer Letters. 15(1):28-38. https://doi.org/10.3144/expresspolymlett.2021.4 (Q1 Ranked)

    20. Sengsuk T, Songtipya P, Kalkornsurapranee E, Jobish Johns, Songtipya L (2021). Active Bio-Based Pressure-Sensitive Adhesive Based Natural Rubber for Food Antimicrobial Applications: Effect of Processing Parameters on Its Adhesion Properties. Polymers. 13(2):199. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7827535/ (Q1 Ranked)

    21. Sripornsawat B, Thitithammawong A, Tulaphol S, Jobish Johns , Nakaramontri Y (2021). Positive Synergistic Effects on Vulcanization, Mechanical and Electrical Properties of Using Deep Eutectic Solvent in Natural Rubber Vulcanizates. Polymer Testing. 1;96:107071. https://www.sciencedirect.com/science/article/pii/S0142941821000210 (Q1 Ranked)

    22. Chumnum K, Kalkornsurapranee E, Jobish Johns, Sengloyluan K, Nakaramontri Y (2021). Combination of Self-Healing Butyl Rubber and Natural Rubber Composites for Improving the Stability. Polymers. 13(3):443. https://www.mdpi.com/2073-4360/13/3/443 (Q1 Ranked)

    23. Promsung R, Nakaramontri Y, Uthaipan N, Kummerlöwe C, Jobish Johns, Vennemann N, Kalkornsurapranee E (2021). Effects of protein contents in different natural rubber latex forms on the properties of natural rubber vulcanized with glutaraldehyde. Express Polymer Letters. 2021 Apr 1;15(4):308-18. https://doi.org/10.3144/expresspolymlett.2021.27 (Q1 Ranked)

    24. Promsung R, Nakaramontri Y, Kummerlöwe C, Jobish Johns, Vennemann N, Saetung N, Kalkornsurapranee E (2021). Grafting of various acrylic monomers on to natural rubber: Effects of glutaraldehyde curing on mechanical and thermo-mechanical properties. Materials Today Communications. 2021 1;27:102387. https://www.sciencedirect.com/science/article/abs/pii/S2352492821003792. (Q1 Ranked)

    25. Toh-ae P, Paradee N, Saramolee P, Kalkornsurapranee E, Jobish Johns, Nakaramontri Y (2021). Nano-Titania Doped NR Foams: Influence on Photocatalysis and Physical Properties. Polymer Degradation and Stability. 4:109640. https://doi.org/10.1016/j.polymdegradstab.2021.109640 (Q1 Ranked)

    26. Madhavi S, Raju N V, Jobish Johns, (2021), Characterization of bamboo – polypropylene composites: effect of coupling agent. Fibers and Polymers. 22, 3183–3191 https://link.springer.com/article/10.1007/s12221-021-0027-9 (Q2 Ranked)

    27. Thanuj Kumar M, S G Sanga Shetty, Ekwipoo Kalkornsurapranee, Ladawan Songtipya, Yeampon Nakaramontri, Jobish Johns (2022), Development of Silk Fabric Reinforced Natural Rubber Green Composites: Influence of Curing on Mechanical and Thermal Properties. Polymers and Polymer Composites. 2021, Vol.29, No.9, S1204-1215 10.1177/09673911211049103. (Q2 Ranked)

    28. Rawiporn Promsung, Yeampon Nakaramontri, Jobish Johns, Ekwipoo Kalkornsurapranee (2021) A Review of Low-temperature Cured Natural Rubber Latex using Glutaraldehyde as Curing Agent. Science and Innovation of Advanced Materials, 1 (2021) 64002 https://ph02.tci-thaijo.org/index.php/SIAM

    29. Ekwipoo Kalkornsuranee, Sirilak Intom, Nusaana Lehman, Jobish Johns, Suchart Kothan, Karnda Sengloyluan, Wuttichai Chaiphaksa and Jakrapong Kaewkhao (2020). Wearable and Flexible Radiation Shielding Natural Rubber Composites: Effect of Different Radiation Shielding Fillers. Radiation Physics and Chemistry. https://doi.org/10.1016/j.radphyschem.2020.109261 (Q2 Ranked)

    30. Mahendra H M, G S Prakash, Keerthi Prasad K S, Rajanna S and Jobish Johns (2020) Computer simulation of electrochemical studies of Al6061-Al2O3 Metal Matrix Composite: Effect of Heat Treatment, IOP Conf. Series: Materials Science and Engineering Vol. 925 (2020) 012043 DOI:10.1088/1757-899x/925/1/012043.

    31. Ekwipoo Kalkornsurapranee, Donlaporn Koedthip, Ponusa Songtipya, Thummanoon Prodpran, Jobish Johns, Ladawan Songtipya (2020) Influence of modified natural rubbers as compatibilizers on the properties of flexible food contact materials based on NR/PBAT blends. Materials and Design. Vol 196, 109134 https://doi.org/10.1016/j.matdes.2020.109134 (Q1 Ranked)

    32. Anand A, Nussana L, Sham Aan M.P, Ekwipoo K, Sangashetty S.G, Jobish J (2020). Synthesis and Characterization of ZnO Nanoparticles and their Natural Rubber Composites. Journal of Macromolecular Science Part B Vol. 59 (11) pp 697-712 https://doi.org/10.1080/00222348.2020.1798097. (Q3 Ranked)

    33. Sirilak Intom, Ekwipoo Kalkornsurapranee, Jobish Johns, Siriprapa Kaewjaeng, suchart Kothan, Wirapron Hongtong, Wuttichai Chaiphaksa, Jakrapong Kaewkhao. (2020) Mechanical and radiation shielding properties of flexible material based on natural rubber/Bi2O3 composites. Radiation Physics and Chemistry. Vol 172 https://doi.org/10.1016/j.radphyschem.2020.108772. (Q2 Ranked)

    34. Manjula R, Ekwipoo K, Jobish Johns. (2020) Tensile Properties of Coir Fiber Reinforced Polyvinyl Chloride Composites: Effect of Chemical Modification. International Journal of Creative Research Thoughts (IJCRT) https://doi.org/10.6084/m9.figshare.12479609.v1.

    35. Ladawan Songtipya, Ponusa Songtipya, Thummanoon Prodpran, Ekwipoo Kalkornsurapranee, Jobish Johns. (2020) Fabrication of water soluble loose-fill foam from tamarind seed polysaccharide by mechanical frothing and freeze-drying process. Journal of Cellular Plastics, DOI: 10.1177/0021955X20948560. (Q1 Ranked)

    36. Nussana Lehman, Anand A, Wanida Yung-Aoon, Ladawan Songtipya, Jobish Johns, Ekwipoo Kalkornsurapranee (2020). Effects of Grafting level and nano clay loading on Properties of Cured NR/PVA blends. International Journal of Polymer Analysis and Characterization. Vol 25 (7) pp 539-552 https://doi.org/10.1080/1023666X.2020.1819086 (Q2 Ranked)

    37. Theerarat Sengsuk, Sililak Intom, Ladawan Songtipya, Jobish Johns, Krisadakon Chawengsaksopak, Ekwipoo Kalkornsurapranee. Shape Memory Thermoplastic Natural Rubber for Forensic Applications, IOP Conf. Series: Materials Science and Engineering 553 (2019) 012045 IOP Publishing doi:10.1088/1757-899X/553/1/0120452.

    38. Nussana Lehman, Ladawan Songtipya, Jobish Johns, Ekwipoo Kalkornsurapranee. Enhancing properties of cured NR/PVA blends using Glutaraldehyde as a Crosslinking IOP Conf. Series: Materials Science and Engineering 553 (2019) 012046, IOP Publishing doi:10.1088/1757-899X/553/1/012046.

    39. Nussana Lehman, Wanida Yung-Aoon, Ladawan Songtipya, Jobish Johns, Nitinart Saetung, Ekwipoo Kalkornsurapranee (2019). Influence of Functional Groups on Properties of Styrene Grafted NR Using Glutaraldehyde as Curing Agent. Journal of Vinyl Additives and Technology. Vol. 25, Issue 4, pp 339-346, DOI 10.1002/vnl.21700.

    40. Praveena Kumar RS, Thanuj Kumar N, Avadhani DN, Ekwipoo Kalkornsurapranee, Jobish Johns (2019). Elastomeric blends of Natural Rubber/Ailanthus Malabaricum Resin with Improved Electrical properties for Flexible Electronics. International Journal of Innovative Engineering and Management Research, Vol. 08, Issue 07, pp 88-95.

    41. Thanuj Kumar N and Jobish Johns (2019). Green Composites from Fabric reinforced Natural Rubber for High Performance engineering Applications. International Journal of Innovative Engineering and Management Research, Vol. 08, Issue 06, pp 402-408.

    42. Ekwipoo Kalkornsurapranee, Wanida Yung-Aoon, Bencha Thongnuanchan, Anoma Thitithummawong, Charoen Nakason, Jobish Johns (2018). Influence of Grafting Content on the Properties of Cured Natural Rubber Grafted with PMMAs using Glutaraldehyde as a Crosslinking Agent. Advances in Polymer Technology. Vol. 37, Issue 5, pp 1478-1485, DOI: 10.1002/adv.21806. (Q2 Ranked)

    43. Ekwipoo Kalkornsurapranee, Nussana Lehman, Piyarat Judklaing, Ladawan Songtipya, Sham Aan MP, Jobish Johns (2018). Curing of Natural Rubber/Polyvinyl Alcohol Blends Using Glutaraldehyde, Materials Today: Proceedings Vol. 5, pp 15115–15119.

    44. Shiva Rao, S N Shobha Devi, Anish Johns, Ekwipoo Kalkornsurapranee, Sham Aan MP, Jobish Johns (2018). Mechanical and Thermal Properties of Carbon Black Reinforced Natural Rubber/Polyvinyl Alcohol Fully-Interpenetrating Polymer Networks. Journal of Vinyl Additives and Technology. Vol. 24, Issue S1, pp E21-E29.

    45. Manjula R, Raju N V, RPS Chakradhar, Ekwipoo K, Jobish Johns (2018). Influence of Chemical treatment on thermal decomposition and crystallite size of Coir Fiber. International Journal of Thermophysics, (DOI: 10.1007/s10765-017-2324-5). (Q3 Ranked)

    46. Ekwipoo Kalkornsurapranee, Wanida Yung-Aoon, Bencha Thongnuanchan, Sakulrat Pichaiyut, Charoen Nakason, Jobish Johns (2017). Effect of Processing Parameters on the Vulcanization of Natural Rubber Using Glutaraldehyde. Plastics, Rubber and Composites: Macromolecular Engineering. Vol. 46, Issue 6, pp 258-265.

    47. Manjula R, Raju N V, RPS Chakradhar, Jobish Johns (2018). Effect of Thermal Aging and Chemical Treatment on Tensile Properties of Coir Fiber. Journal of Natural Fibers Vol. 15, Issue 1, pp 112-121 (DOI: 10.1080/15440478.2017.1321513). (Q2 Ranked)

    48. Praveena Kumar RS, Avadhani N, Vijayakumar PC, Ekwipoo Kalkornsurapranee, Jobish Johns (2017). Thermogravimetric and Swelling Studies on Natural Rubber based super elastomers. International Journal of Innovative Research in Engineering & Management, Vol. 4 pp 723-728.

    49. Praveena Kumar RS, Avadhani N, Vijayakumar PC, Ekwipoo Kalkornsurapranee, Jobish Johns, Sham Aan MP (2017). Thermogravimetric and swelling studies on natural rubber based super elastomers. Proceedings of International Conference on Advances in Science and Engineering (ICASE 2017) ISBN 978-93-85682-43-8. Page 201.

    50. Jobish Johns, Jeevan Kumar R, Vijayakumar PC (2016). An alternate method to determine the crystalline planes and directions in cubic system. Research & Reviews: Journal of Physics, Vol. 5, pp 31-35.

    51. N.Sathyan, Jobish Johns and TR Gopalakrishnan Nair (2016). Quest for Computation-Solving Quantum Mechanical Calculation on Molecules. Proceedings of 1st International Conference on Innovations in Computing & Networking (ICICN16), pp-577-579.

    52. Praveena Kumar RS, Avadhani, Ekwipoo Kalkornsurapranee, Jobish Johns, (2015) Elastomeric Blends of Natural Rubber and the Resin Exudated from Ailanthus Malabaricum Tree. Journal of Polymer and Composites Vol.4 pp 1-8.

    53. Anish Johns, Sham Aan MP, Jobish Johns, Bhagyashekar MS, Charoen Nakason, Ekwipoo Kalkornsurapranee (2015). Optimization Study of Ammonia and Glutaraldehyde Content on Vulcanization of Natural Rubber Latex. Iranian Polymer Journal, Vol.24 pp 901-909. (Q2 Ranked)

    54. Anittha Chanpaitoon, Jobish Johns, Nitinart Seatung, Ekwipoo Kalkornsurapranee. Effect of Lignin on Aging and Thermal Properties of Natural Rubber. Proceedings of THE SECOND ASIA PACIFIC RUBBER CONFERENCE (APRC 2015) pp 55-59.

    55. Anand A, Jobish Johns, Rajashekara KM, Praveen Kumar RS, Vijayakumar PC (2015). Fully Interpenetrating Polymer Network from Natural Rubber and Guar Gum for the preparation of Nano-composites, International Journal of Advanced Scientific and Technical Research Vol. 5, Issue 5, pp 116-120.

    56. Abhiram JS, Pernabas N, Inayath Pasha I, Saifulla Khan, Anand A, Jobish Johns (2015), Fully Interpenetrating Polymer Network from Natural Rubber and Guar Gum, Journal of Materials and Metallurgical Engineering Vol. 5, Issue 3, pp 18-21.

    57. Wanida Yung-Aoon, Preeyaporn Khunmaung, Parichat Chaisongkram, Nitinart Seatung, Jobish Johns, Ekwipoo Kalkornsurapranee (2015). Some studies on the preparation and characterization of Natural rubber Grafted poly (methyl methacrylate), polystyrene and poly (styrene-co-methyl methacrylate). Advances in Environmental Biology, 9(13) pp 14-19.

    58. Vijayakumar PC, Jeevan Kumar R, Anish Johns, N Sathyan, Jobish Johns (2015). Solvent Transport Properties of ER/PS Thermoplastic Elastomeric Blends, Progress in Rubber Plastics and Recycling Technology, Vol. 31, Issue 1, pp 55-68.

    59. Ekwipoo Kalkornsurapranee, Worasak Phetwarotai, Jobish Johns (2014). Grafting of Maleic Anhydride and Amine Derivative onto Natural Rubber for High Performance Elastomeric Applications, American-Eurasian Journal of Sustainable Agriculture. Vol. 8, Issue 4, pp 92-98.

    60. Vijayakumar PC, Jeevan Kumar R, Tom Cherian, Rajashekhara KM, Jobish Johns (2014). Thermogravimetric and Crystallinity studies of ER/PS Blends, Journal of Modern Chemistry and Chemical Technology, Vol. 5, pp. 1-6.

    61. Vijayakumar PC, Jeevan Kumar R, Anish Johns, Ekwipoo Kalkornsurapranee, Jobish Johns (2014), Mechanical Properties and Morphology of ER/PS Blends. Research and Reviews: Journal of Material Sciences. Vol. 5, Issue 1, pp 1-6.

    62. Jobish Johns, Charoen Nakason, Anoma Thitithammawong and Pairote Klinpituksa (2012). Method to vulcanize natural rubber from medium ammonia latex by using glutaraldehyde. Rubber Chemistry and Technology Vol. 85, pp. 565-575. (Q1 Ranked)

    63. Jobish Johns and Charoen Nakason. (2012). Novel Interpenetrating polymer networks based on natural rubber/PVA. Polymer Plastic Technology Engineering Vol. 51, pp. 1046-1053.

    64. Jobish Johns, Charoen Nakason and Praveen P (2012) Dielectric properties and AC conductivity studies of novel NR/PVA full-interpenetrating polymer networks. Journal of Non-Crystalline Solids Vol. 358, pp. 1113-1119. (Q1 Ranked)

    65. Jobish Johns and Vijayalakshmi Rao (2012). Studies on the interfacial interaction in natural rubber latex/Chitosan blends. Journal of Adhesion Science and Technology. Vol. 26, pp. 793-812. (Q3 Ranked)

    66. Jobish Johns and Charoen Nakason (2011). Dielectric Properties of Natural Rubber/Chitosan Blends: Effects of Blend Ratio and Compatibilization. Journal of Non-Crystalline Solids Vol. 357, pp. 1816-1821. (Q1 Ranked)

    67. Jobish Johns and Vijayalakshmi Rao (2011). Adsorption of Methylene Blue onto Natural Rubber/Chitosan Blends. International Journal of Polymeric Materials. Vol. 60, pp. 766-775. (Q2 Ranked)

    68. Jobish Johns and Charoen Nakason (2011). Thermal stability of compatibilised natural rubber/chitosan blends. Journal of Materials and Metallurgical Engineering. Vol. 1, No. 2, pp. 29-39.

    69. Jobish Johns and Vijayalakshmi Rao (2009). Mechanical properties of MA compatibilised Natural Rubber/chitosan blends. Fibers and Polymers, Vol.10, No.6, 761-767. (Q2 Ranked)

    70. Jobish Johns and Vijayalakshmi Rao (2009) Thermal Stability, Morphology And X-Ray Diffraction Studies Of Dynamically Vulcanized Natural Rubber/Chitosan Blends. Journal of Materials Science, Vol. 44, pp. 4087–4094. (Q1 Ranked)

    71. Jobish Johns and Vijayalakshmi Rao (2009) Mechanical properties and the swelling behavior of Crosslinked natural rubber/chitosan blends. International Journal of Polymer Anal. Charact., Vol.14, pp. 508–526. (Q2 Ranked)

    72. Jobish Johns and Vijayalakshmi Rao (2008) Characterization of Natural Rubber Latex/Chitosan Blends, International Journal of Polymer Anal. Charact., Vol.13, pp. 280–291. (Q2 Ranked)

    73. Vijayalakshmi Rao and Jobish Johns (2008) Thermal behavior of Chitosan/Natural rubber latex blends: Thermogravimetric and differential scanning calorimetric analysis. Journal of Thermal Analysis and Calorimetry, Vol. 92, pp. 801–806. (Q3 Ranked)

    74. Vijayalakshmi Rao and Jobish Johns (2007) Mechanical properties of thermoplastic elastomeric blends of Chitosan and natural rubber latex. Journal of Applied Polymer Science. Vol. 107, pp. 2217–2223. (Q2 Ranked)

Books

    1. Apinya Krainoi, Jobish Johns, Ekwipoo Karnkornsurapranee, Yeampon Nakaramontri. Chapter on Carbon Nanotubes Reinforced Natural Rubber Composites (Book Title: Carbon Nanotubes-Redefining the World of Electronics) ISBN 978-1-83881-185-3. IntechOpen Publishers (2021).

    2. Jobish Johns, Vijayakumar PC. Chitosan Based Elastomeric Blends: Dielectric and Dye Adsorption Properties. ISBN: 978-620-0-55641-5. Lambert Academic Publishers (2020).

    3. anjula R, Jobish Johns. An Introduction to Coir Fiber: Chemical Modification and its Polymer Composites. ISBN: 978-620-0-32699-7. Lambert Academic Publishers (2019).

    4. Praveena Kumar RS, Jobish Johns. Super Elastomers Based on Natural Rubber, ISBN: 978-6-200-24043-9. Lambert Academic Publishers (2019).

    5. Vijayakumar PC, Jobish Johns. Novel Thermoplastic Elastomeric Blends of Polystyrene, ISBN: 978-3-659-59677-3. Lambert Academic Publishers (2015).

    6. Shankar Ananda JH, Jobish Johns. Electrical Properties of Conducting Polymer Composites, ISBN: 978-3-659-63750-6. Lambert Academic Publishers (2014).

    7. Jobish Johns. Vulcanization of Rubber Using Glutaraldehyde, ISBN: 978-3-659-43791-5. Lambert Academic Publishers (2013).

    8. Jobish Johns. Eco-Friendly Chitosan/Natural Rubber Blends: Preparation, Development and Characterization, ISBN: 978-3-8443-2118-0. Lambert Academic Publishers (2011).

    9. Vijayalakshmi Rao and Jobish Johns. Rubber: Types, Properties and Uses (Chapter 7. Natural rubber latex/chitosan blends pp. 337-376) ISBN: 978-1-61761-652-5. Nova Publishers (2010).

Conference Presentations

    1. Paper presented on ‘Computer simulation of electrochemical studies of Al6061-Al2O3 Metal Matrix Composite: Effect of Heat Treatment’, International Conference on computational engineering and material science (ICCEMS 2020) at GM Institute of Technology, Davangere, Karnataka, India (July 2020).

    2. Paper presented on ‘Poly (lactic acid)-based Composites Incorporated with Spent Coffee Ground and Tea Leave for Food Packaging Application: A Waste to Wealth Approach’, International Union of Materials Research Societies International Conference in Asia (IUMRS-ICA 2018) at Bali, Indonesia (NOV 2018).

    3. Paper presented on ‘Shape Memory Thermoplastic Natural Rubber for Forensic Applications’, International Union of Materials Research Societies International Conference in Asia (IUMRS-ICA 2018) at Bali, Indonesia (NOV 2018).

    4. Paper presented on ‘Enhancing properties of cured NR/PVA blends using Glutaraldehyde as a Crosslinking Agent: Effect of Nano-Clay Loading’, International Union of Materials Research Societies International Conference in Asia (IUMRS-ICA 2018) at Bali, Indonesia (NOV 2018).

    5. Paper presented on ‘Effect of processing parameters on the vulcanization using glutaraldehyde’. International Conference on Innovations and challenges in Science and Technology (ICICST-2018) at Department of Physics, DBIT, Bangalore (May 2018).

    6. Paper presented on ‘Electrical properties of super elastomers for flexible electronics. International Conference on Innovations and challenges in Science and Technology (ICICST-2018) at Department of Physics, DBIT, Bangalore (May 2018).

    7. Paper presented on ‘Optimization of glutaraldehyde vulcanization system’. International Conference on Innovations and challenges in Science and Technology (ICICST-2018) at Department of Physics, DBIT, Bangalore (May 2018).

    8. Paper presented on ‘Effect of processing parameters on the vulcanization using glutaraldehyde’. National Conference on Current Applications in Material Science (ICASE-2017) at Department of Physics, SJBIT, Bangalore (May 2018).

    9. Paper presented on ‘Optimization of glutaraldehyde vulcanization system’. National Conference on Current Applications in Material Science (ICASE-2017) at Department of Physics, SJBIT, Bangalore (May 2018).

    10. Paper presented on ‘Electrical properties of super elastomers for flexible electronics’. National Conference on Current Applications in Material Science (ICASE-2017) at Department of Physics, SJBIT, Bangalore (May 2018).

    11. Paper presented on ‘Thermogravimetric and Swelling Studies on Natural Rubber based super elastomers. International Conference on Advances in Science and Engineering (ICASE-2017) at Regent’s International College, Bangkok, Thailand (Jan 2017).

    12. Paper presented on “Ab Initio study on cyanide complexes involving hydrogen bonds”. National Conference on Recent Advances in Applied Sciences (RAAS-2016) at AMC Engineering College, Bangalore (April 2016).

    13. Paper presented on “Solvent transport properties of nano-composites based on natural rubber/polyvinyl alcohol fully-interpenetrating polymer networks”. International Conference on Nano Technology – 2016 (ICNano 2016) at Department of Nanotechnology, Center for Post Graduate Studies, Visvesvaraya Technological University, Bengaluru Region, Muddenahalli, Chikkaballapur District (April 2016).

    14. Paper presented on “Carbon Black Reinforced Natural Rubber/Polyvinyl Alcohol Fully-Interpenetrating Polymer Networks”. Second Indo-Canadian Symposium on Nano Science & Technology – 2016 (ICSNST’16) at NIE, Mysore (February 2016).

    15. Paper presented on “Methylene blue adsorption on Poly(isoprene)/Chitosan blends”. International Conference on Materials Science and Ionizing Radiation safety and awareness (ICMSIRSA-16) at Department of Physics, Shivaji University, Kolhapur (January 2016).

    16. Paper presented on “Nano-composites based on natural rubber/polyvinyl alcohol fully-interpenetrating polymer networks”. National Conference on Emerging Research Trends in Chemistry (NCERTC 2016) at Payannur College, Payannur, Kerala (January 2016).

    17. Paper presented on “optimization study of ammonia and glutaraldehyde contents on vulcanization of natural rubber latex”. National Conference on Emerging Research Trends in Chemistry (NCERTC 2016) at Payannur College, Payannur, Kerala (January 2016).

    18. Paper presented on “Elastomeric Blends of Natural Rubber and the Resin Exudated from Ailanthus Malabaricum Tree”. International Conference on Direct Digital Manufacturing and Polymers (ICDDMAP 2015) held in Karnatak University, Dharwad, India in October 2015.

    19. Paper presented on “Effect of Lignin on Aging and Thermal Properties of Natural Rubber”. THE SECOND ASIA PACIFIC RUBBER CONFERENCE (APRC 2015) held in Prince of Songkla University, Suratahani Campus, Thailand in October 2015.

    20. Paper presented on “Fully Interpenetrating Polymer Network from Natural Rubber and Guar Gum for the preparation of Nano-composites”. Recent Aspirants of Nanomaterials and its Applications, National Seminar, held in Department of Physics, SJC Institute of Technology, Chikballapura, Karnataka in July 2015.

    21. Paper presented on “Morphology and tensile properties of the blends of polystyrene and exudated resin”. Recent Developments in Physics, National Seminar, held in Sri Krishnadevaraya University, Anathpur, AP in March 2015.

    22. Paper presented on “Sorption Behavior of the Blends Developed from Exudated Resin and Polystyrene”. Recent Developments in Physics, National Seminar, held in Sri Krishnadevaraya University, Anathpur, AP in March 2015.

    23. Paper presented and awarded the best paper on “Grafting of Maleic Anhydride and Amine Derivative onto Natural Rubber for High Performance Elastomeric Applications” in the ‘International conference on Plastics, Rubber and composites 2014’ at Langkawi, Malaysia (June 2014).

    24. Delivered an invited talk on “Vulcanization of rubber by electron beam irradiation” in the national seminar ‘Facets of Nuclear Radiations-2014’ at Payannur College, Payannur, Kerala (Feb 2014).

    25. Paper presented on “Solvent transport properties of ER/PS thermoplastic elastomeric blends” in the international conference Nano, Bio and Material Sciences (ICONBMS) at Department of Physics, Nizam College, Osmania University, Hyderabad, AP (Jan 2014).

    26. Paper presented on “Electrical properties of Natural Rubber/Chitosan Blend” in the national conference on Multifunctional Engineering Materials (NCMEM-2013) at RV College of Engineering, Bangalore (Nov 2013)

    27. Paper presented on “Mechanical and Thermal Properties of Natural Rubber/PVA based IPNs” in the national conference on Multifunctional Engineering Materials (NCMEM-2013) at RV College of Engineering, Bangalore (Nov 2013)

    28. Paper presented on “Solvent Transport Properties of ER/PS Thermoplastic Elastomeric Blends” in the national conference on Multifunctional Engineering Materials (NCMEM-2013) at RV College of Engineering, Bangalore (Nov 2013)

    29. Paper presented on “High Performance Fully Interpenetrating Polymer Networks for Elastomeric Applications” in the Workshop on Recent Advances in Material Science-2013’ at Department of Chemistry, Payyanur College, Payyanur, Kerala (June 2013).

    30. Paper presented on “A New Method to Vulcanize Natural Rubber by Using Glutaraldehyde” in the International Conference ICRAMST-13, at Department of Chemistry, National Institute of Technology Surathkal (January 2013).

    31. Paper presented on “Fully interpenetrating polymer networks based on poly (isoprene)/poly (vinyl alcohol)”. Emerging Trends in Soft Materials-2012, National Seminar, held in Sri Krishnadevaraya University, Anathpur, AP in November 2012.

    32. Paper presented on “Thermal Degradation Behavior of Maleic Anhydride Modified Natural Rubber/Chitosan Blends”. POLYMCON ’09 International Symposium, held in National Institute of technology Calicut, Kerala, India in January 2009 (PP. 266)

    33. Paper presented on “Compatibilising effect of maleic anhydride on the mechanical properties of natural rubber/chitosan blends”. 2nd DAE-BRNS International Symposium, held in Bhabha Atomic Research Centre, Trombay, Mumbai, India in December 2008 (PP. 420)

    34. Paper presented on “Swelling behavior of cross-linked Natural rubber/ Chitosan blends”. POLYMSYM ’08 national symposium, held in National Institute of Technology Calicut, Kerala, India in April 2008 (PP. 37)

RESEARCH PROJECTS

    1. VTU TEQIP Funded Project for Rs 150000/- on ‘Utilization of Pineapple leaf waste as an alternative to plastic in packaging industry: A waste to wealth approach’ (Date of approval: 10-12-2019).

COLLABORATION WITH OTHER INSTITUTIONS

    1. Department of Materials Science and Technology, Faculty of Science, Prince of Songkla University, Songkhla, Thailand.

    2. Department of Chemistry, Faculty of Science, King Mongkut’s University of Technology Thonburi, Bangkok, Thailand.

    3. Department of Chemistry, RV college of Engineering, Bangalore.

    4. Department of Chemistry, Payyanur College, Kannur University, Kerala.