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Preeyanuch Junkong

Dr.


Contact
 

Contact

Phone: 0-2201-5110-3
Fax: 0-2354-7151
E-mail: preeyanuch.jun@mahidol.ac.th

Address: 
Room C.407B
Department of Chemistry, 
Faculty of Science, Mahidol University, 
Rama 6 Road, Ratchathewi
Bangkok 10400 Thailand

Education
 

Education

B.Sc. Mahidol University (Bangkok, Thailand)

Ph.D. Kyoto Institute of Technology (Kyoto, Japan)

Research Area
 

Research Area

1. Project Assistant Professor and Researcher, Kyoto Institute of Technology (2017·10˗ at present)

    (1) Strain-induced crystallization of guayule and dandelion natural rubbers under the cyclic deformation

    (2) Vulcanization mechanism

    (3) Rubber reinforcement by inorganic and organic fillers (bio-based filler)

2. Doctoral Research, Kyoto Institute of Technology (2014 ˗ 2017)

    (1) Study on strain-induced crystallization of natural rubbers from guayule and rubber dandelion

3. Master Research, Mahidol University (2010 ˗ 2013)

    (1) The properties of natural rubber and styrene butadiene rubber filled with carbon nanotube and carbon

      nanotube/carbon black

4. Undergraduate Research, Mahidol University (2008 ˗ 2010)

    (1) The factors affecting the thickness of latex product prepared by heat-sensitive dipping

    (2) Mechanical properties of superior processing natural rubber/ethylene propylene diene monomers blends

Awards
 

Awards

1. Single

     (1) The Best Poster Award for poster presentation, The International Polymer Conference of Thailand (PCT-7) (June 2nd, 2017, Bangkok, Thailand).

     (2) IRCO Best Student Paper award for oral presentation, The International Rubber Conference 2016 (IRC2016) (October 28th, 2016, Kitakyushu, Japan).

     (3) The 1st runner-up for Essay competition in a topic of we love democracy in Five grade of elementary education   level, Julsamai School (June 1st, 1998, Songkhla, Thailand).

(4) The outstanding performers in physical and mental health, Julsamai School (March 3rd, 1994, Songkhla, Thailand).

2. Team

     (1) The Winner of debate contest (Head of proposer team) in a topic of library is better than computer, Julsamai school (1999, Songkhla, Thailand).

     (2) The Winner of debate contest (Head proposer team) in a topic of travelling in Thailand is better than travelling in foreign country, Julsamai school (1999, Songkhla, Thailand)

Publications
 

Publications

Effect of fatty acids on the accelerated sulfur vulcanization of rubber by active zinc/carboxylate complexes
RSC Advances / 2020

Roles of dinuclear bridging bidentate zinc/stearate complexes in sulfur cross-linking of isoprene rubber
Organometallics / 10 June 2019

Influence of strain-induced crystallization on stress softening of sulfur cross-linked unfilled guayule and dandelion natural rubbers
Rubber Chemistry and Technology / 2019

Effect of solvent extractions on a linear combination fitting in sulfur K-edge X-ray absorption near edge structure spectroscopy for sulfur cross-linked rubber
KGK Kautschuk Gummi Kunststoffe / June 2018

Necessity of two-dimensional visualization of validity in the nanomechanical mapping of atomic force microscopy for sulphur cross-linked rubber
RSC Advances / 2018

Dominant formation of disulfidic linkages in the sulfur cross-linking reaction of isoprene rubber by using zinc stearate as an activator
RSC Advances / 2018

Crystallization of natural rubber: Its unique feature
KGK Kautschuk Gummi Kunststoffe / October 2017

Characteristics of mechanical properties of sulphur cross-linked guayule and dandelion natural rubbers
RSC Advances / 2017

Reinforcing biofiller "lignin" for high performance green natural rubber nanocomposites
RSC Advances / 2017

Strain-induced crystallization behaviour of natural rubbers from guayule and rubber dandelion revealed by simultaneous time-resolved WAXD/tensile measurements: Indispensable function for sustainable resources
RSC Advances / 2016

Cut growth and abrasion behaviour, and morphology of natural rubber filled with MWCNT and MWCNT/carbon black
Polymer Testing / February 2015

Conferences
& Proceeding

Conferences and Proceeding

1. International conferences   -Oral presentations-

     (1) “Study on Guayule and Dandelion Natural Rubbers for a Sustainability”, P. Junkong, Y. Matshishima, S. Iwasaki, K. Cornish and Y. Ikeda, The International Rubber Conference 2018 (IRC2018) (September 6th, 2018, Kuala Lumpur, Malaysia).

     (2) “Strain-induced Crystallization Behaviours of Guayule Rubber”, P. Junkong, K. Cornish and Y. Ikeda, The International Rubber Conference 2016 (IRC2016) (October 27th, 2016, Kitakyushu, Japan).

     (3) “Study on Strain-Induced Crystallization of Natural Rubber Nanocomposite Filled with Homogeneously Dispersed In Situ Silica”, T. Ohashi, P. Junkong and Y. Ikeda, The International Rubber Conference 2016 (IRC2016) (October 26 th, 2016, Kitakyushu, Japan).

     (4) “Characteristics of In Situ Silica Homogeneously Dispersed Natural Rubber Nanocomposite”, P. Junkong, T. Ohashi and Y. Ikeda, The XVII th International Congress on Rheology (ICR2016) (August 9th, 2016, Kyoto,

       Japan).

2. International conferences  -Poster presentations-

     (1) “In Situ TD-NMR Study on Sulphur Crosslinking Reaction of Isoprene Rubber”, K. Miyaji, P. Junkong and Y. Ikeda, The  International Rubber Conference 2018 (IRC2018) (September 5–6th, 2018, Kuala Lumpur, Malaysia).

     (2) “Guayule and Dandelion Natural Rubbers for Biosecurity and Biodiversity”, P. Junkong, T. Phakkeeree, K.

       Cornish and Y. Ikeda, The 9th AONSA/The 2nd Neutron and Muon School (November 16th, 2017, J-PARC, Ibaraki, Japan)

     (3) “Mechanical Characteristics of Sulfur Cross-linked Guayule and Dandelion Natural Rubbers”, P. Junkong, K.

       Cornish and Y. Ikeda, The International Polymer Conference of Thailand (PCT-7) (June 2nd, 2017, Bangkok, Thailand).

     (4) “Effect of Orientation Behavior on Tensile Properties of Sulfur Cross-linked Ethylene-Propylene-Diene-

       rubber”, Y. Ikeda, Y. Yasuda, P. Junkong, T. Ohashi, T. Sato, The XVIIth International Congress on Rheology

       (ICR2016) (August 9th, 2016, Kyoto, Japan).

    (5) “The Cut Growth and Abrasion Behaviors of Natural Rubber and Styrene Butadiene Rubber filled with Carbon

       Nanotube”, P. Junkong, P. Kueseng, N. Rattanasom, Pure and Applied Chemistry International Conference

       2013 (PACCON 2013) (2013, Chonburi, Thailand).

3. Thai domestic conferences  -Oral presentations-

    (1) “Mechanical Properties of Superior Processing Natural Rubber/Ethylene Propylene Diene Monomers Blends”, P.  Junkong and J. Thongthep, The 11th Science Exhibition (2009, Faculty of Science, Mahidol University, Bangkok, Thailand).

     (2) “Mechanical Properties of Superior Processing Natural Rubber/Ethylene Propylene Diene Monomers Blends”, P. Junkong and J. Thongthep, The 5th Conference on Science and Technology for Youths, The Institute for the Promotion of Teaching Science and Technology (2009, Bangkok, Thailand).

4. Thai domestic conferences  -Poster presentations-

     (1) “The Properties of Natural Rubber and Styrene Butadiene Rubber filled with Carbon Nanotube”, P. Junkong,

The 8th Conference on Science and Technology for Youth (2013, Bangkok, Thailand).

     (2) “Mechanical Properties of Superior Processing Natural Rubber/Ethylene Propylene Diene Monomers Blends”,

  P. Junkong and J. Thongthep, The Senior Project Symposium in Chemistry (2009, Faculty of Science, Mahidol University, Bangkok, Thailand).

     (3) “Mechanical Properties of Superior Processing Natural Rubber/Ethylene Propylene Diene Monomers Blends”,

       P. Junkong and J. Thongthep, The 5th Conference on Science and Technology for Youths, The Institute for the Promotion of Teaching Science and Technology (2009, Bangkok, Thailand).

5. Japanese domestic conferences  -Oral presentations-

     (1)  “Characteristics and Necessity of Alternative Natural Rubbers from Guayule and Rubber Dandelion”, P. Junkong, K. Cornish and Y. Ikeda, The 67th Symposium on Macromolecules (September 13th, 2018, Sapporo, Japan).

     (2) “Roles of Dinuclear Bridging Bidentate Zinc/Stearate Complexes in the Sulfur Cross-linking of Isoprene

Rubber, 1”, Y. Sakaki, P. Junkong, H. Kobayashi and Y. Ikeda, The 67th Symposium on Macromolecules (September 14th, 2018, Sapporo, Japan)

     (3) “High Performance Lignin/Natural Rubber Bionanocomposites”, Y. Ikeda, T. Phakkeeree, P. Junkong and T.

Ohashi, The 67th Symposium on Macromolecules (September 12th, 2018, Sapporo, Japan).

     (4) “Visualization of Accuracy for the AFM Nanomechanical Mapping of the Morphology of a Rubber Network”,

T. Nakajima, T. Ohashi, T. Sato, P. Junkong and Y. Ikeda, The 67th Symposium on Macromolecules (September 12th, 2018, Sapporo, Japan).

      (5) “Cyclic Strain-induced Crystallization of Peroxide Cross-linked Guayule Rubber”, P. Junkong, T. Phakkeeree,

S. Iwasaki, K. Cornish and Y. Ikeda. The annual meeting of society of rubber science and technology, (June 1st, 2018, Saitama, Japan).

      (6) “加硫の研究 (Study on Vulcanization)”, Y. Ikeda, Y. Sakaki, H. Kobayashi, K. Miyaji, T. Sato, T. Ohashi and P. Junkong, The annual meeting of society of rubber science and technology, (June 1st, 2018, Saitama, Japan).

      (7) “ゴムについての技術的・技術論的考察(8)加硫天然ゴムのテンプレート結晶化と自己補 (Technical and Technological Consideration on Rubber (8) Template Crystallization and Self-reinforcing Behaviours of Vulcanized Natural Rubber)”, S. Kohjiya, P. Junkong and Y. Ikeda, The annual meeting of society of rubber science and technology, (June 1st, 2018, Saitama, Japan).

      (8) “加硫反応におけるスルフィド結合様式の制御 (Control of Sulfidic Linkages during Sulfur Cross-linking Reaction)”, Y. Sakaki, R. Kishi, P. Junkong and Y. Ikeda, The annual meeting of society of rubber science and technology, (May 31st, 2018, Saitama, Japan).

       (9) “In situ 時間領域核磁気共鳴測定によるイソプレンゴムの加硫反応解析 (Vulcanization Analysis of Isoprene Rubber using in situ Time-Domain Nuclear Magnetic Resonance Measurement)”, K. Miyaji, P. Junkong and Y. Ikeda, The annual meeting of society of rubber science and technology, (May 31st, 2018, Saitama, Japan).

      (10) “Characteristics of Sulfur Cross-linked Guayule and Dandelion Natural Rubbers”, P. Junkong, T. Phakkeeree,

   K. Cornish, and Y Ikeda. The annual meeting of society of rubber science and technology, (November

                 29th, 2017, Kyoto, Japan).

      (11) “Hysteresis Behaviour and Strain-induced Crystallization of Sulfur Cross-linked Guayule”, Y. Matsushima,

P. Junkong, T. Phakkeeree, Y. Ikeda and K. Cornish, The annual meeting of society of rubber science

and technology, (November 29th, 2017, Kyoto, Japan).

      (12) “Study on Network Structure of Isoprene Rubber Vulcanizates by TD-NMR”, K. Miyaji, Y. Kitada, P. Junkong,

  Y. Ikeda, The 66th Symposium on Macromolecules (September 22th, 2017, Ehime, Japan).

      (13) “非へベア天然ゴム架橋体の伸長結晶化に関する研究 (Study on Strain induced Crystallization of Non-

         Hevea Natural Rubber Vulcanizates)”, Y. Ikeda, P. Junkong and K. Cornish, The annual meeting of society of

         rubber science and technology, (May 19th, 2017, Nagoya, Japan).

      (14) “Mechanical Properties and Strain-induced Crystallization Behaviour of Sulphur Cross-linked Rubber

         Dandelion Natural Rubber”, Y. Ikeda, P. Junkong, Y. Sakaki, T. Ohashi, A. Tohsan, and K. Cornish, The

65th Symposium on Macromolecules (September 14th, 2016, Yokohama, Japan).

      (15) “Strain-induced Crystallization Behaviour of In Situ Silica Homogenously Dispersed Natural Rubber”,

         P. Junkong, T. Ohashi and Ikeda Y., The annual meeting of Society of Rubber Science and Technology (May

         19th, 2016, Saitama, Japan).

6. Japanese domestic conferences  -Poster presentations-

      (1) “In Situ Analysis of Sulfur Cross-linking Reaction of Isoprene Rubber by TD-NMR”, K. Miyaji, P. Junkong

       and Y. Ikeda, The 67th Symposium on Macromolecules (September 14th, 2018, Sapporo, Japan).

      (2) “Characteristics of Sulfur Cross-linked Guayule and Dandelion Natural Rubbers”, P. Junkong, T. Phakkeeree,

K. Cornish, and Y Ikeda. The annual meeting of society of rubber science and technology, (November 29th, 2017, Kyoto, Japan).

       (3) “Study on Network Structures in Isoprene Rubber Vulcanizates by Synchrotron X-ray Measurements”, Y.

       Sakaki, T. Phakkeeree, P. Junkong, Y. Ikeda, The 66th Symposium on Macromolecules (September 22th, 2017,

       Ehime, Japan).

      (4) “Strain-Induced Crystallization of Guayule Natural Rubber under Cyclic Deformation”, Y. Matsushima, T.

       Phakkeeree, P. Junkong, and Y. Ikeda, The 66th Symposium on Macromolecules (September 22th, 2017, Ehime,

       Japan).

     (5) “Guayule and Dandelion Natural Rubbers for Biosecurity and Biodiversity”, P. Junkong, T. Phakkeeree, K.

       Cornish and Y. Ikeda, The 66th Symposium on Macromolecules (September 20th, 2017, Ehime, Japan).

      (6) “Strain-induced Crystallization Behaviour of In Situ Silica Homogenously Dispersed Natural Rubber”, P.

       Junkong, T. Ohashi and Ikeda Y., The annual meeting of Society of Rubber Science and Technology (May 19th,

       2016, Saitama, Japan).

Research
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Research
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Teaching
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E-mail : scchemistry@mahidol.ac.th

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