Two diaminocalix[4] arene monomers were synthesized from p-tertbutylcalix[4]arene through a 4-step reaction sequence. New copoly(amic acid)s containing calix[4]arene moieties on the polymer backbone were successfully synthesized in N-methyl-2-pyrrolidone by polycondensations of 4,4ะ-oxydiphthalic a
Synthesis and Characterization of Amphiphilic Star-Shaped Polymers With Calix[6]arene Cores
โ Scribed by Weipu Zhu; Jun Ling; Zhiquan Shen
- Publisher
- John Wiley and Sons
- Year
- 2006
- Tongue
- English
- Weight
- 129 KB
- Volume
- 207
- Category
- Article
- ISSN
- 1022-1352
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โฆ Synopsis
Abstract
Summary: The syntheses and characterizations of wellโdefined starโshaped amphiphilic polymers containing a hydrophobic pโtertโbutylโcalix[6]arene core and six hydrophilic PPO or PPOโbโPDTC arms are described. The average number of PO units in each arm could be adjusted by choosing a suitable amount of raw material.
Schematic structure of the amphiphilic starโshaped block copolymer containing a hydrophobic pโtertโbutylโcalix[6]arene core and six PPOโbโPDTC arms.
imageSchematic structure of the amphiphilic starโshaped block copolymer containing a hydrophobic pโtertโbutylโcalix[6]arene core and six PPOโbโPDTC arms.
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