136 



THE BELL SYSTEM TECHNICAL JOURNAL, JANUARY 1952 



I 23456789 



RATIO OF FREQUENCY TO RELAXATION FREQUENCY 



Fig. 9 — Resistance and reactance components of a solution having a single 

 relaxation frequency and a solution viscosity 30 times the solvent viscosity. 



S40 



<20 



< 



u 10 



I/) 5 



0.1 



0.2 0.3 0.4 

 GRAMS PER 



0.5 0.6 

 100 CC OF 



0.7 0.8 

 SOLUTION 



Fig. 10 — Shear resistance and reactance components of a solution of polyiso- 

 butylene (molecular weight of 3,930,000) in cj'clohexane plotted as a function of 

 grams per cc of solution. 



