Kienle's Functionality Theory
n Fundamental postulate which covers, among other things, the likelihood of reactions between compounds to form products of high molecular weight; and the relation between size and shape of reacting molecules and physical properties of the reaction products. (Fundamentals of polymer science: An introductory text. CRC, Boca Raton, FL, 1998; Concise dictionary of polymer science and engineering. Kroschwitz JI (ed). Wiley, New York, 1990).