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Thermotropic and Lyotropic Behavior of a PEO−PPO−PEO Block Copolymer

✍ Scribed by Svensson, Birgitta; Olsson, Ulf

Book ID
126468579
Publisher
American Chemical Society
Year
2000
Tongue
English
Weight
132 KB
Volume
33
Category
Article
ISSN
0024-9297

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## Abstract Summary: The end groups of ABA‐triblock copolymers HO–PEO–PPO–PEO–OH, (PEO – poly(ethylene oxide), PPO – poly(propylene oxide)), have been modified with ammonia, ethylene diamine and linear polyethylenimine (LPEI) by substitution of the __α__,__ω__‐ditosyl ester of the triblock copolyme