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US 2026/0217600 A1Published application
Mineral wool binder based on phenol formaldehyde resin and protein
AssigneeRockwool A/S
InventorsLars NAERUM, Thomas HJELMGAARD, Jens-Uwe WICHMANN, Josefine Øgaard SVENDSEN
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Abstract
The invention is directed to an aqueous binder composition made of a mixture of i) a phenol-urea-formaldehyde binder (PUF binder), and ii) a protein binder comprising at least one protein and iii) at least one cross-linker selected from phenol containing compounds. The aqueous binder composition is suitable for producing a mineral fibre product by contacting mineral fibres with the aqueous binder composition and curing the binder.
Claims21
-23. (canceled)
An aqueous binder composition, wherein the composition comprises a mixture of
- (i) a phenol-urea-formaldehyde (PUF) binder, and
- (ii) a protein binder comprising at least one protein and at least one cross-linker selected from phenol containing compounds.
Dependencies are inferred from the claim text.