Coatings with cross-linked hydrophilic polymers

US6596238B1 · kind B1 · utility

Assignee

• Studiengesellschaft Kohle gGmbH · DE

Inventors

• Detlev Belder · Mülheim an der Ruhr, DE
• Heribert Husmann · Mülheim an der Ruhr, DE

Key dates

• Filing date: Aug 9, 2000
• Grant date: Jul 22, 2003
• Expiry date: Aug 9, 2020

Classification

• Technology area (CPC G): Physics
• CPC primary: G01N27/44752
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

The present invention relates to a process for permanently coating the inner surface of columns, capillaries and microchannel systems with hydroxylic polymers, such as polyvinyl alcohol, and to the thus prepared columns, capillaries and microchannel systems and their use.