Novel self-acid-doped highly conducting polythiophenes

C - Chemistry – Metallurgy – 07 – D

Patent

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Details

C07D 333/32 (2006.01) C08G 61/00 (2006.01) C08G 61/12 (2006.01) C09D 165/00 (2006.01) H01B 1/12 (2006.01)

Patent

CA 2260888

The invention relates to thiophenes bearing (.omega.-sulfonate)alkoxy or (.omega.-sulfonic acid)alkoxy groups and water-soluble polythiophenes bearing (.omega.-sulfonic acid)-alkoxy side-chains prepared therefrom. The invention also relates to methods for the preparation of these compounds and to antistatic coatings and EMI shieldings comprising the polythiophenes.

L'invention concerne des thiophènes porteurs de groupes (.omega.-sulfonate)alcoxy ou (.omega.-acid sulfonique)alcoxy, ainsi qu'à des polythiophènes porteurs de chaînes latérales (.omega.-acide-sulphonique)-alcoxy, préparés à partir de ces thiophènes. L'invention concerne encore des procédés de préparation de ces composés ainsi que des revêtements antistatiques et des blindages anti-induction électromagnétique comprenant ces polythiophènes.

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