Binder composition comprising polyamine(s) as well as 1,3-dihydroxyacetone, glycolaldehyde and/or glyceraldehyde for composite articles

US12312472B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Gereon Antonius SOMMER · Ludwigshafen am Rhein, DE
• Guenter Scherr · Ludwigshafen, DE
• Stephan Weinkoetz · Ludwigshafen am Rhein, DE
• Thomas Servay · Ludwigshafen am Rhein, DE
• Jessica Nadine HAMANN · Ludwigshafen am Rhein, DE
• Joaquim Henrique Teles · Waldsee, DE
• Ralph Lunkwitz · Ludwigshafen am Rhein, DE
• David Tuerp · Mannheim, DE

Key dates

• Filing date: Dec 22, 2021
• Grant date: May 27, 2025
• Expiry date: Dec 22, 2041

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09J179/02
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to a binder composition comprising a) component A comprising polymer(s) A1 having primary and/or secondary amino groups, wherein polymer(s) A1 has(have) a primary and secondary amine group nitrogen content of at least 1 wt.-% and b) component B comprising component B1 which is 1,3-dihydroxyacetone, glycolaldehyde, glyceraldehyde or any mixture thereof, wherein the polymer(s) A1 has(have) a total weight average molecular weight Mw,total of at least 800 g/mol.