Dual cure cyanate ester inkjet composition

US12410320B2 · kind B2 · utility

Assignee

• Altana New Technologies, GmbH · DE

Inventors

• Anne Asmacher · Hannover, DE
• Rolf Mühlhaupt · Glückstadt, DE
• Filipp Petrov · Lehrte, DE
• Jürgen Omeis · Wulfen, DE
• Frank Walter · Ilsfeld, DE
• Max Rottger · Hannover, DE

Key dates

• Filing date: May 10, 2022
• Grant date: Sep 9, 2025
• Expiry date: May 10, 2042

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B29K2995/0082
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

The present invention relates to an inkjet composition having 1.0-5.0 mol/kg acryloyl groups comprising: 25-50 mol % of the contained acryloyl groups are provided by the reactive compound (N) and the molar ratio of contained acryloyl groups to contained cyanate groups of compound (D) is 0.30 to 0.95.