公开(公告)号：US12209051B2

公开(公告)日：2025-01-28

申请号：US17995396

申请日：2021-04-01

Applicant: ROCKWOOL A/S

Inventor： Daan De Kubber ,  Dorte Bartnik Johansson ,  Miroslav Nikolic ,  Michaeel Emborg

IPC: C03C25/34 ,  C03C25/14 ,  C08H7/00 ,  D04H1/4209 ,  D04H1/587 ,  D04H1/64 ,  E02B11/00 ,  E03F1/00

Abstract: The present invention relates to a method of draining water comprising the steps of: providing a water drainage device, wherein the water drainage device comprises man-made vitreous fibres (MMVF) bonded with a cured aqueous binder composition; positioning the water drainage device in contact with the ground, wherein the water drainage device absorbs water and releases water to a recipient wherein the aqueous binder composition prior to curing comprises; a component (i) in form of one or more oxidized lignins; a component (ii) in form of one or more cross-linkers.