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06.11.2018
Matériaux – Revêtements 07293-01
06.11.2018
Matériaux – Revêtements 10581-01
06.11.2018
Chimie 08758-01
06.11.2018
11127-01
06.11.2018
Environnement et Energie 11107-01
19.10.2018
Diagnostic médical 08504-01
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01818-01
French priority patent application filed on March 13, 2008 and entitled “Procédé de preparation de polyaniline et films hautement orientés obtenus”
Natalia GOSPODINOVA
Samuel DOREY
Denis ANOKHIN
Dimitri IVANOV
Exclusive or non-exclusive license
Institut de Sciences des Matériaux de Mulhouse (IS2M, UPR9069), Mulhouse , France.
This invention describes the fabrication of highly crystalline (up to 80% of crystallinity) polyaniline films with a strong p-p stacking alignment parallel to the film surface (parameter of uniplanar orientation is equal to 0.74). These films are obtained directly after the original synthesis procedure. An appropriate combination of strongly and weakly hydrated anions in the reaction medium allows regular intercalation of low-molecular “structuring” agents such as Cl– ions and water molecules in-between the growing PANI chains.
This technology also allows to obtain powder-like polyaniline which is more miscible with organic liquids and polymers compared to obtained up to now.
The industrial process is also easy to perform and environmentally friendly.
Unprecedented high ordering and orientation in polyaniline films could allow their applications in “plastic electronics” which can be considered as the main domain of application of this invention. This innovation could be used also for the preparation of powder-like polyaniline characterized by high miscibility with conventional polymers in order to enhance their electrical conductivity.
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06.11.2018
Matériaux – Revêtements 07293-01
06.11.2018
Matériaux – Revêtements 10581-01
06.11.2018
Chimie 08758-01
06.11.2018
11127-01
06.11.2018
Environnement et Energie 11107-01
19.10.2018
Diagnostic médical 08504-01