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EP0262503A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Iron oxide pigments which are easier to process and which have an improved colour, process for preparing them and their use

Assignee: Bayer AG
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Filing: 1987-09-15
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Granted: —
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Expires: 2007-09-15
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Abstract

Abstract Translated from German Die vorliegende Erfindung betrifft Eisenoxidfarbpigmente mit verbesserten Verarbeitungseigenschaften und ver­besserten koloristischen Eigenschaften, bei denen der Wert für den isoelektrischen Punkt größer 7, vorzugs­weise größer 8, ist. The present invention relates to iron oxide color pigments with improved processing properties and improved coloristic properties, in which the value for the isoelectric point is greater than 7, preferably greater than 8.

Inventors

  • 👤 Wilfried Dr. Burow
  • 👤 Horst Dr. Brunn

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-24 09:28
CPC Classifications
C; C09; C09C; C09C3/00; C09C3/06; C09C3/063; C09C1/00; C09C1/22; C09C1/24

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