Stabilized solutions of radiation-crosslinkable polymer precursors of highly heat-resistant polymers

US4757098A · kind A · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Hans-Joachim Merrem · Walldorf, DE
• Rudolf Klug · Aschaffenburg, DE
• Horst Binder · Lampertheim, DE

Key dates

• Filing date: Apr 17, 1986
• Grant date: Jul 12, 1988
• Expiry date: Apr 17, 2006

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S522/901
• WIPO field: Optics
• WIPO sector: Instruments

Abstract

Stabilized solutions of radiation-crosslinkable polymer precursors of highly heat-resistant polymers, containing chelate complex-formers as stabilizers, do not tend to gel through premature crosslinking and can thus be stored and used over a long period.