Description     Claims  

EP1496091A   [0003] 
US7179531B   [0004] 
WO9925780A1   [0012] 
US4733005A   [0012] 
US4325856A   [0019] 
US4654397A   [0019] 
US4814373A   [0019] 
US4384056A   [0024] 
US4539361A   [0024] 

Bull. Am. Physics Soc.   [0017] 
Polymer Handbook   [0018]