Pigment concentrates containing dimerdiolalkoxylate additives, and methods of preparing same

US6312513A · kind A · utility

Assignee

• Cognis Deutschland GmbH · DE

Inventors

• Rainer Hoefer · Goldkronach, DE
• Heinz-Guenther Schulte · Zwingenberg, DE
• Hans-Christian Raths · Monheim, DE
• Harald Frommelius · Neunburg vorm Wald, DE
• Stefan Gollnick · Neuss, DE
• Ulrich Pegelow · Goldkronach, DE

Key dates

• Filing date: Aug 7, 2000
• Grant date: Nov 6, 2001
• Expiry date: Aug 7, 2020

Classification

• Technology area (CPC D): Textiles; Paper
• CPC primary: D01F1/04
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Pigment concentrates comprising a pigment, a liquid carrier medium and a dimerdiolalkoxylate, wherein a dimer portion of the dimerdiolalkoxylate comprises from about 36 to about 44 carbon atoms, and wherein the at least one dimerdiolalkoxylate has from about 1 to about 200 moles of alkylene oxide per mole of dimerdiol, are described in conjunction with methods of preparing the same.