Patent ID: 11873943
Assignee: ROCKWOOL INTERNATIONAL A/S
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  C  E | IPC C  E  F

Claim 14:
15. A mineral wool insulation product comprising:
mineral fibers;
a cured binder composition comprising a phenol-formaldehyde-based resin, wherein the cured binder composition binds the mineral fibers; and
a hydrophobic agent comprising a silicone compound and a hardener and/or an emulsifier, wherein the hydrophobic agent is present at approximately 0.1 to 1 percent by weight of the mineral wool insulation product;
wherein the mineral wool product has a water absorption according to ASTM C1763-16 of less than 4.0 vol. percent and/or a water absorption according to EN13472 of less than 1.0 kg/m2 following storage of the mineral wool product at 250 degrees centigrade for 24 hours; and
wherein the mineral wool product has a density of 20 kg/m3 to 150 kg/m3.