1. Polymers Division, National Institute of Standards and Technology, Gaithersburg, Maryland 20899-8544
2. Department of Chemical Engineering, Florida Agricultural Mechanical University− Florida State University, 2525 Pottsdamer Street, Tallahassee, Florida 32310-6046
3. Fire Science Division, National Institute of Standards and Technology, Gaithersburg, Maryland 20899
4. Department of Chemistry, Florida State University, Tallahassee, Florida 32306