Asst. Prof. Wanchart Preechatiwong, Ph.D.

Address:
School of Engineering and Resources
Walailak University
Thasala District, Nakhon Si Thammarat 80160
THAILAND   Phone: 075-672308, FAX: 075-672399
e-mail: wanchart@yahoo.com

 

Education

June 1989-March 1993
B.Sc. in Chemistry with First Class Honors, Prince of Songkla University, Thailand. (GPAX 3.63)
Project Topic: Chitosan and Modification of Functional Group to Make it Water-Soluble.

August 1993-August 1995
Master of Materials Science and Engineering,
University of Delaware. (GPAX 3.76)
Thesis Topic: Electrical Conductivity and Nature of Phases in Poly(Ethylene Oxide)-Alkali Metal Salt Systems for Polymer Electrolytes.

August 1995-December 1999
Ph.D.(Polymer Science), University of Akron. (GPAX 3.83)
Dissertation Topic: Bonding of Natural Rubber and Epoxidized Natural Rubber to Poly(Ethylene Terephthalate).


Remarks
- Highest GPA (1/50) in Chemistry class off 1993 at Prince of Songkla University.
- Medal from Dr. Thab'ss Foundation at Chullalongkorn University, Thailand, 1993.
- First Ph.D. candidate in the class who ppassed the Ph.D. cumulative exams 8-for-8 (30 attempts allowed) at U of Akron.


Publication 

1. W. Preechatiwong and J.M. Schultz, "Electrical conductivity of poly(ethylene oxide)-alkali metal salt systems and effects of mixed salts and mixed molecular weights", Polymer, 37, 5109-5116  (1996).

2. G.R. Hamed and W. Preechatiwong,Peel Adhesion of Natural Rubber to Polyethylene Terephthalate: Effect of Crosslinking on Rate/Temperature Response”, J. Adhesion, 75, 45-60 (2001).

3. G.R. Hamed and W. Preechatiwong, “Peel Strength of Uncrosslinked Styrene-Butadiene Rubber Adhered to Polyester Film ”, J. Adhesion, 79, 327-348 (2003).

4. W. Preechatiwong and W. Yingprasert, "Effects of Phenol-Formaldehyde and Isocyanate Adhesives on Properties of Oriented Strand Lumber (OSL) from Rubberwood Waste",  J. of Association of Chemistry Teacher, 1, 44-50 (2006) (in Thai)

5. W. Preechatiwong, P. Malanit, B. Kyokong, and N. Kamlangdee, "Effects of Polymer Impregnation on Properties of Bamboo",  Walailak J. Sci.& Tech,  3(1), 79-91 (2006).

6. W. Preechatiwong, W. Yingprasert, and B. Kyokong, "Effects of Hybrid Adhesives on Properties of Oriented Strand Lumber (OSL) from Rubberwood Wastes ",  Songklanakarin J. Sci. Technol., 29(5), 1367-1375 (2007).

7. N. Matan, B. Kyokong, and W. Preechatiwong, "Softening Bahavior of Black Sweet Bamboo (Dendrocalamus asper Backer) at Various Initial Moisture Contents", Walailak J. Sci.& Tech,  4(2), 225-236 (2007).

 Conference Papers

setstats11. W. Preechatiwong and G.R. Hamed, “Bonding of PET to Rubber”, 3rd National Graduate Research Polymer Conference (ACS), June 1998, Akron, Ohio

2. W. Preechatiwong and G.R. Hamed, “Anomalous Time-Temperature Response of the Peel Adhesion of Crosslinked Epoxidized Natural Rubber to Polyester Film”, 22nd Adhesion Society Annual Meeting, February 1999, Panama City Beach, Florida

3. G.R. Hamed and W. Preechatiwong, “Rate/Temperature Response of the Peel Adhesion of Rubber Bonded to Polyethylene Terephthalate”, 23rd Adhesion Society Annual Meeting, February 2000, Kingston Plantation, Myrtle Beach, South Carolina.

4. W. Preechatiwong and G.R. Hamed, “Unusual Time-Temperature Response of the Adhesion of Crosslinked Epoxidized Natural Rubber to Polyester Film”, The First Thailand’s Materials Technology Conference, Bangkok, July 2000.

5. G.R. Hamed and W. Preechatiwong, “Peel Strength of Uncrosslinked Styrene-Butadiene Rubber Adhered to Polyester Film ”, Rubber Division ACS 159th Spring Technical Meeting (2001).

 

 

Courses in Materials Science and Engieering

Structure and Properties of Polymeric Materials
Structure of Materials
Analytical Techniques in Materials Science
Mechanical Properties of Materials
Equilibria in Materials System (Thermodynamics)
Kinetics in Materials System
Physical Properties of Solids (Solid State Physics)
Engineering Analysis (Advanced Mathematics)

Courses in Polymer Science

Polymer Concepts
Syntheses and Chemical Behaviors of Polymers
Physical Properties of Polymers I, II
Polymer Structure and Characterizations
Polymer Thermodynamics
Polymer Technology I, II and III
Polymer Science Lab
Polymer Surfaces and Interfaces
Thermal Analysis
Introduction to Polymer Engineering

Skills in Scientific Instruments

-DC conductivity measurement (4-probe) of polymer films
-(AC) Impedance Analysis including Cole-CCCole plot
-DSC
-Optical Microscopy
-X-Ray Diffractometry (XRD)
-Scanning Electron Microscopy
-Instron
-Contact Angle Measuring Device
-Rubber Compounding Instruments>