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EP0440957A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

New polythiophene dispersions, their preparation and their use

Assignee: Bayer AG
•
Filing: 1990-12-20
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Granted: —
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Expires: 2010-12-20
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Abstract

Abstract Translated from German Die Erfindung betrifft Dispersionen von Polythiophenen, die aus Struktureinheiten der Formel <IMAGE> aufgebaut sind, in der R1 und R2: unabhängig voneinander für Wasserstoff oder eine C1-C4-Alkylgruppe stehen oder zusammen einen gegebenenfalls substituierten C1-C4-Alkylen-Rest bilden. in Gegenwart von Polyanionen, die Herstellung dieser Dispersionen und ihre Verwendung zur antistatischen Ausrüstung von Kunststoff-Formteilen. The invention relates to dispersions of polythiophenes which are composed of structural units of the formula <IMAGE> in which R1 and R2: independently of one another represent hydrogen or a C1-C4-alkyl group or together form an optionally substituted C1-C4-alkylene radical. in the presence of polyanions, the preparation of these dispersions and their use for the antistatic finishing of plastic moldings.

Inventors

  • 👤 Friedrich Dr. Jonas
  • 👤 Werner Dr. Krafft

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-24 03:59
CPC Classifications
H; H01; H01B; H01B1/00; H01B1/06; H01B1/12; H01B1/124; H01B1/127; C; C08; C08G; C08G61/00; C08G61/12; C08G61/122; C08G61/123; C08G61/126; G; G03; G03C; G03C1/00; G03C1/76; G03C1/85; G03C1/89; H01G; H01G11/00; H01G11/22; H01G11/30; H01G11/48; H01G11/54; H01G11/56; H01G9/00; H01G9/004; H01G9/022; H01G9/025; H01G9/028; H10; H10K; H10K85/00; H10K85/10; H10K85/111; H10K85/113; H10K85/1135; Y; Y02; Y02E; Y02E60/00; Y02E60/13

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