Synthesis and Characterization of Highly Soluble and Oxygen Permeable New Polyimides Bearing a Noncoplanar Twisted Biphenyl Unit Containing tert-Butylphenyl or Trimethylsilyl Phenyl Groups

The two new dianhydrides, 2,2‘-bis(4‘ ‘-tert-butylphenyl)-4,4‘,5,5‘-biphenyltetracarboxylic dianhydride (BBBPAn) and 2,2‘-bis(4‘ ‘-trimethylsilylphenyl)-4,4‘,5,5‘-biphenyltetracarboxylic dianhydride (BTSBPAn), composed of a noncoplanar twisted biphenyl unit containing tert-butylphenyl or trimethylsi...

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Veröffentlicht in:	Macromolecules 2003-04, Vol.36 (7), p.2327-2332
Hauptverfasser:	Kim, Hyung-Sun, Kim, Yun-Hi, Ahn, Seung-Kuk, Kwon, Soon-Ki
Format:	Artikel
Sprache:	eng
Schlagworte:	Applied sciences Exact sciences and technology Organic polymers Physicochemistry of polymers Polymers with particular properties Preparation, kinetics, thermodynamics, mechanism and catalysts
Online-Zugang:	Volltext
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